It was from Amazon called "Ignition Switch, MTD 725-1396, 925-1396; Briggs & Stratton 692318; Scag 48798 ". If nothing that only works with the ignition switch on is not working, first suspect is the IGNITION SOLENOID. Car suddenly stalls while operating. Conventional coils read about 1. The cause of an ignition control module failure is often associated with age and damage from heat buildup. I am looking for a wiring diagram or picture of the wires on the key switch on my 70. The Advance Auto Parts core charge presented to you online today with your item is representative of the most common core charge. Turned the key to start and engine started to turn over for one second then stopped. The vehicle was not repaired. It turns out that I have bad ignition coils. I test the ignition in my driveway by keeping an old sparkplug around and plugging it into the plug wire then laying the sparkplug on the engine and w. Symptoms of a Bad Switch: Loss of connectivity will cause intermittent issues like sudden engine dying or lights that won't stay on. If in neutral the engine starts the neutral safety switch is probably bad. George Lester makes the following note: I printed out the article on ignition switch replacement for the 914 , It sure was a great help when I finally did the job, it was like you said if changing a tire is a one this was a three. * Fourth, check for power on the other large terminal of the solenoid while holding the key in the start position (you may need an assistant to sit in the seat to override the safety switch). The cream colored piece to the right with two wires attached is the key buzzer switch. In this video we will show you step by step how to replace the ignition switch on your Bad Boy ZT, and ZT Elite. Re: King Quad Problems "stalling" out, possilbe electrical problem as long as you got some in the connections excess should squeeze out, wondering if you may have a bare wire? definitly make sure your battery is good, as stated king battery will go dead on it's own over a week or two sitting, check over at nyroc site, best kingquad site on the net. Ignition Switch Wiring. com] 1) what typically happens w/ the switch as it gets older?. My problem turned out to be BAD FUSE CONTACTS. I have read that a bad BCM causes similar problems but all other functions are fine, lights, starting, etc. If the engine cranks over, it is the ignition switch that is the problem. OEM Quality. On my car the lock was bad and I changed the switch while I had it apart. How to Troubleshoot a Golf Cart Key Switch. Probably not a bad ignition switch, but more likely a bad starter solenoid. No matter what brand of golf cart you own, it will eventually have problems starting due to normal wear and tear. So I purchased a new set of door locks and ignition key tumbler but was wondering how to remove the tumbler without having the actual key Thanks for the info. If it doesn't, work your way back to the dash board switch. The same can happen if the wiring is damaged or exposed. The 2005 Dodge Ram 1500 has 2 problems reported for ignition switch melted. Ignition module failure is no joke because it often leaves you stranded. Know about the symptoms before jumping into the conclusion that you need to replace the component or learning how to test ignition switch. volkswagen jetta ignition switch key jetta ignition key failure ignition switch 98 jetta headlight problem 97 jetta electric powers on with no key 94 jetta ignition felt sticky then absolute no start. 0 out of 5 by 1. It should be hot. Post your results. A faulty ignition switch in your vehicle can cause several problems ranging from your car stalling and all lights going dark to the radio not working unless the key is wiggled from side to side. In this video we will show you step by step how to replace the ignition switch on your Bad Boy ZT, and ZT Elite. We've got a wide rang of top-quality International Scout II Ignition Switch of all the best brands in the industry at an affordable rate. If your ignition switch fails, your car will not start. WHEN THE CONTACT TURNS OFF THE VEHICLE AFTER IT HAS BEEN DRIVEN, IT WILL SUDDENLY RESTART AUTOMATICALLY. The ignition switch is used to lock the steering wheel when the key is removed. Symptoms of a Bad Ignition Coil. The problem might be no ignition, fuel or compression. Jack’s has replacement Snapper Ignition Switches to help get you started on your outdoor equipment repair or maintenance project. I left the key in there in the ACC position for several days and the Battery was out then I could turned to the Lock position and pulled the key out as normal. If you find yourself in a situation where your key won't turn in the ignition of your vehicle, there are a number of issues that may be causing the problem. Compare with recalls for other models. One more option for your online. It's accessed from under the dash, not from the key side. 14 5:34 PM EDT By Ashlee Kieler @akieler Another Day Another Recall For General Motors general motors recall Ignition Issues. Camaro ignition switches can fail from years of constant use. door chime works. If there is continuity, the ignition switch is bad. When you need to order a new Ford Ignition Switch, we're here 24/7. Ignition Key Switch Kubota G1800 G2000 BX2200 ZD28 BX1830 G1900 G1700 BX23 TG1860 BX2230 ZD18 G2460 BX22 BX1500 ZD21 66101-55202. One of the most common electrical items to fail on some of the older Porsches is the ignition switch. Correct lights were on and fuel pump was ticking away as normal. The symptoms were that in the on position, the dash lights weren't on, but in the crank position, they were. Know about the symptoms before jumping into the conclusion that you need to replace the component or learning how to test ignition switch. The ignition switch I was talking about is in the steering column below the key cylinder What happens when the contacts go bad? For the 98+ trucks, the most common issue is the "security" light on the dash illuminating. Black Hot-Spark wire to the coil's - terminal. On the SRXs, sometimes the slider switch for dimming IP lights will cause a draw on the battery. Replace ignition switch if defective). Replacing an ignition switch can be tricky business, particularly in newer cars, because of the anti-theft devices used in cars. All of our Ignition Switchs are guaranteed to fit if you use enter your International Scout II into your Year Make Model selector. Scag 48798 was the part number. Order Ford Mustang Ignition Switch online today. ButI'm wondering if the problem might be a broken actuator rod. ButI'm wondering if the problem might be a broken actuator rod. You can as well touch the ignition switch and feel whether it is hot or not. If not, the starter or cables are bad. If in neutral the engine starts the neutral safety switch is probably bad. I think there is also a fusible link in that circuit, you might look at that first. Question I have a 1992 Yamaha 9. If there IS NOT continuity the CDI is bad. The ignition switch is what feeds power to most of your truck systems including the transmission. idk If anyone could tell me the symptoms of a bad switch that would be great!. Key-type ignition switches use a keyed lock cylinder to control Electrical Symptoms. Also please check out the statistics and reliability analysis of Dodge Dakota based on all problems reported for the Dakota. Now the switch turns it on and off again like its supposed to but now the choke light stays off until the truck is running then it comes on and stays on. General Motors did not meet two specific requirements — torque required and vibration environment — for the ignition switch. I replaced ignition when key is turned to the crank position then released the security light flashes. A Car That Fails To Start. This wire feeds all the solenoids inside the trans. I think I'm going to pick another Orielly's switch and see what happens, just for s and. Hook a test lamp to the input of the solenoid and see if it comes on each and every time you turn the key. Got on the tractor this AM, turned the key and waited for the glow plugs to time out. Discount Online Parts offers a wide varity reduced price, cheap and quality lawnmower parts including Scag Ignition Switch for Scag Ignition Switches. This only applies when there is a 2 terminal starter solenoid as the bypass wire comes directly off of the ignition switch in that application. Of course this can be dangerous because you cannot turn off the engine without removing the wire. Broken Ignition Switch. Ariens Ignition Switch No. 4 volts, then to the ground side and turned the key and read 0 volts. The ignition switch is one of the most important electronic components that is commonly found on many road going cars and trucks. The reading should be at least 90% of battery voltage. It may result in some electrical components stop working, the car does not start or dies immediately after being started. I even told my wife to just turn the switch faster. It seems like it is in the relay socket or somehow being grounded. I think I have a bad ignition switch, when I turn the key to the on position, I hear one click, the check engine light comes on, but it doesn't engage the starter. I've owned a few foxes and have dealt with the switch before, but never an actuator rod. 1010, 2010, 2510, 3010, 3020, 40, 4010, 4020, 420, 430, 4320, 435, 440, 50, 520 ANYHOW, a blue and a. I briefly mentioned Honda ignition switch failure in my July 2000 column. This 2004 Chevy Trailblazer came in with multiple concerns. Mar 31, 2014 · Timeline: A History Of GM's Ignition Switch Defect More than 10 years after the defect was detected, General Motors issued recalls for several models suspected of having a faulty switch. Faulty ignition switch. If the ECM detects a voltage difference between the 2 ignition 1 voltage circuits, DTC P1682 will set. Openbay is an online source that connects you with multiple auto service professionals nearby who will compete for your auto repair and maintenance business. An internal combustion engine needs fuel in the proper mixture, air and spark at the right time. The failed or weak ignition coil symptoms may vary depending on the severity of the ignition coil failure. Models Used On ( Click Link For Diagram). If you are a victim of one of these symptoms get a new ignition. Start with the Battery. Issues turning or removing the key. The most recently reported issues are listed below. From here it runs to the ignition/starter switch. The resistance should go from and infinite resistance to approximately 0 ohms when the switch is turned. Symptoms of bad starter or ignition switch? At some point during the month of August the Roadfly forums are going to become archive only. How to Replace an Ignition Switch. It is the small wire on the relay. Full Answer. The ignition system is the starting system for your small engine. A parasitic load such as a bad ignition switch drain can cause your battery to be drained completely. So I'm lead to believe the ignition switch is bad --- right? Well obviously I'm not sure, which is why this post exists! I also measured the voltage at the end of the ignition switch wire and it's 3V when the key is turned to start. The "ISS" or "ignition switch saver" is Highly Recommended for RELIABILITY of the GM 6. As the new and old ignition switch reacted in the same way, non-stop starter in the "on" position and everything off in the "start" position, I ruled the switch out. Therefore, it is conventional that you test your boat's ignition switch. Some other things that can cause the fuse to blow are: The fuel cut off solenoid. Rotary Ignition Switch w/ Key Lawn Mower Tractor AYP Craftsman John Deere 175566 163968. I've owned a few foxes and have dealt with the switch before, but never an actuator rod. All of the other accessories you mentioned are switched and fused independently of the ignition switch. When you need to order a new Ford Ignition Switch, we're here 24/7. It's possible you have a bad ignition switch. Symptoms of a Bad Ignition Coil. Start with the simple stuff first. Those switches are very similar to the Chrysler. Replacing the fork lock is an involved, lengthy process which requires you to disconnect a number of components in order to drop your front end/fork stem from the neck of the frame. Ignition module failure is no joke because it often leaves you stranded. Yes I tried this but eventually the key didn't work because the locks were probably switched out before. The ignition switch is connected to a series of high-resistance wires and any of the terminals connecting these wires can overheat. Replacement ignition switch for Bad Boy Zt and CZT models 077-8073-00. Since you got a no start with the starting fluid, it's ignition. Moisture gets in there and corrosion starts. 92 ford ranger won't start. Took vehicle to dealer and no codes were found. Ignition Switch Temporary Fix after 2 short squirts of WD40 in the ignition key-way did me in(in the future, I promise NEVER to use a liquid lubricant in the keyway, only dry graphite) After reading some responses from a post about my ignition switch being rather stiff to place a key in, and a bit stiff to turn. All of our Ignition Switchs are guaranteed to fit if you use enter your International Scout II into your Year Make Model selector. A Car That Fails To Start. Get shopping advice from experts, friends and the community! 917. The engine does not start. i remove easily the bad switch and when i put the new one ,,it cant go completely in place,,,i try back the old one,,,same problem. The Chevrolet truck ignition switch problem is commonly found on two separate generations of Chevy pickup trucks and sport utility vehicles. My 2003 E started making the "sizzle" about 3 months ago Current Mileage 280,000 approx. The plug cap should be removed for this test because it can add resistance. I'm thinking the ignition switch in the column is going bad. When the ignition key is turned, the capacitor’s poles connect and send an electrical charge to the magneto. Pickup coils rarely go bad, but at times they do. It's accessed from under the dash, not from the key side. Check that the 12 volts coming from the ignition switch to the starter relay coil is actually turning off. On many cars, these are two separate components that can be repaired individually. 271013, replaced burnt relay redid wiring, no exposed wires in the harness, all safetys look ok, could one be bad and blow fuse or perhaps the ignition switch is bad?. Issues powering on the accessories. If there IS NOT continuity the CDI is bad. From the description I am going to suggest the ignition switch itself is bad. The contact stated that when the key was placed in the ignition, it would wiggle as if the opening were loose. Also, the contact stated that the vehicle failed to recognize when the key was taken out of the ignition. The switch can be cleaned after removal from the key assembly. If you turn the key and the light lights up, you have your needed power through the ignition switch to power the starter. Why do you think it's off?. The test light should light. Mercedes EZS EIS Ignition Switch Problem, Cause, Solution A problem that Mercedes-Benz owners may face is the key no longer turns in the ignition. You need to check for spark at the coil HV wire. My 2003 E started making the "sizzle" about 3 months ago Current Mileage 280,000 approx. Since 1968, West Marine has grown to over 250 local stores, with knowledgeable Associates happy to assist. If you turn the key and the light lights up, you have your needed power through the ignition switch to power the starter. I've unplugged switches sprayed them with WD 40 still absolutely nothing. Get the battery load tested too. Your shop manual should have the correct specifications for your specific ignition coil. Diagnosing a Failing Ignition Switch The ignition switch turns on when you insert a key into the ignition, use a push button starting system or remotely start a vehicle. 2 Million Cars For Ignition Switch Problems 6. Symptoms of a BAD Ignition Module and Ignition Coil. bad ignition switch - posted in Spec Miata Garage: I have a '91 build that I'm finally finishing up. You may file your own complaint by calling the NHTSA Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153. This part is also sometimes called Ford Freestar Electronic Ignition Switch. im mixing the 16v wiring and sami wiring in my head cuz im in the middle of a swap. The engine does not start. Our "IGNITION SWITCH SAVER" is our Trade Name of this product that invented by Jim well over a decade ago, to reduce the load on the contacts of the GM vehicle ignition switch. Start with the battery terminals ( NO WING NUTS) and work your way up. And now I have a new problem since the choke light started working in reverse. If the spare key works, the problem is not a bad ignition switch but a bad key. If it starts, your ignition switch is good and most likely your neutral safety switch is bad. It is a shaft that goes between the ingition lock cylinder (where you put in the key) and the ignition switch. Some symptoms of a bad ignition switch include the car stalling while driving, starting then suddenly stalling and accessory power problems. Today, the ignition switch is a complex device that powers numerous electrical and electronic systems throughout the vehicle. Another symptom of a possible issue with the ignition lock cylinder is a no start condition. No matter what brand of golf cart you own, it will eventually have problems starting due to normal wear and tear. I briefly mentioned Honda ignition switch failure in my July 2000 column. If you get spark then you have a wiring issue or one of the safety/ignition switches is at fault. To get the ignition running initially, only these wires should be attached to the coil's + and - terminals: A. It acts as if the key is still in the ignition. This 7 inch long harness has all 6 positions loaded and comes with sealed crimp splices. If you are using an aftermarket ignition unit, check to see if there is a fix available that includes a diode to put in line on the ignition feed to keep their system from back feeding into the ignition switch. If spark is found, the problem may be the TFI module or the PIP (profile ignition pickup or reluctor in the distributor) so go to step 5. *If there is no power to the small terminal then your problem is most likely a safety switch, ignition switch or in the wiring. Our vast selection is ready to be sent out today; place your order now!. Post your results. Any resistance added by a bad switch makes for a weaker spark. It isn't even turning over. The ignition switch in Ford vehicles is responsible for handling the electrical signals related to starting the vehicle. Symptoms of a Bad Ignition Switch Physical Symptoms. Ignition Switch Replacement - On Vehicle Removal Procedure Caution: Refer to Battery Disconnect Caution in Service Precautions. This item Bad Boy Mowers Ignition Switch ZT, CZT, MZ Pup, Lightning, Fits All Stens 430-280 Delta Ignition Switch HD Switch Starter Ignition Switch Replaces Bad Boy Mowers 077-8076-00 Pup ZT Lightning MZ AOS CZT Outlaw Extreme Maverick - Key and Free Carabiner Keychain Included. This occurs after the ignition coil or module gets too hot, and usually will correct itself after the engine module cools. If you had a shop repair manual it may tell you how to bypass the switch so you could test it. If you have a lawn tractor with a bad ignition switch, you can replace it yourself without having to take it to a small engine service repair shop. If the dashboard lights, including the oil, brake, charge and other warning lights, do not come on, a bad ignition switch is probably at fault. Now the switch turns it on and off again like its supposed to but now the choke light stays off until the truck is running then it comes on and stays on. The correction for this issue becomes the replacement of the failed component. Before troubleshooting your ignition switch, Associated Dangers. Related: universal ignition switch ignition switch motorcycle ignition switch panel ignition switch with key ignition switch boat ignition switch tractor ignition switch 1992 toyota pickup base 2. You can as well touch the ignition switch and feel whether it is hot or not. Car runs until the key goes from the "crank" to "run" position. If it does, then the starter is bad. So I assume this is the ignition switch and I have read it is a common problem. The ignition lock cylinder and ignition switch are not the same thing. So if your radio, trip computer, wipers, and turn signals don't work and the fuel pump is dead, you're likely to have a bad ignition switch. by Eduardo Ruelas on. Purchased an aftermarket ignition and spliced it in place of the old ignition switch. What is happening is; when you shut the ignition off, something, somehow is causing a couple of the cylinders to keep igniting, which in turn keeps the engine running, although "sputtering" pretty badly. Or, if you would like better performance and more fuel mileage use a high performance replacement like this MSD ignition coil. That being said, I'm in favor of keeping the keyed ignition switch. The dealer could not duplicate the failure. Status lights went to. com® order is track-able, meaning you'll know exactly where your Ignition Switch is at every step of the shipping process. Ariens Ignition Switch No. If you are using an aftermarket ignition unit, check to see if there is a fix available that includes a diode to put in line on the ignition feed to keep their system from back feeding into the ignition switch. The ignition switch activates the main electrical systems in your car. George Lester makes the following note: I printed out the article on ignition switch replacement for the 914 , It sure was a great help when I finally did the job, it was like you said if changing a tire is a one this was a three. After being turned, sometimes it starts instantly and sometimes it waits a few seconds then starts. this is a copy of my post from another forum: Ive had an ongoing problem with my 05 STS not starting. An ignition switch will nearly always test ok with a test light or ohmmeter. Look at the bottom of the switch , can you see green corrosion thru the tiny slots in the bottom of the switch ? If so the switch can be disassembled , cleaned , lubed with dialectric grease and reassembled. What could this be? A blown fuse? A bad ignition switch? I'm open to suggestions BEFORE I start tearing things apart. i have heard people say you have a bad ground problem. 00 from the dealer and very easy to. Signs of a failed lock cylinder. I think I'm going to pick another Orielly's switch and see what happens, just for s and. I read this thread and wanted to accept the Honda Tech advice. The loud noise may have been the starter motor trying to start the running engine. Since you replaced the ignition switch, and now you have some additional problems, you need to recheck this, there are some wiring diagrams at the top of this forum with the wire color codes to help. Re: Bad Ignition Switch Good news fellas. On the one hand, some readers are well-acquainted with the variety of symptoms a failing ignition switch can cause. Honda Recalls Vehicles to Replace Ignition Switches. I don't have a spare ignition switch to swap and test. Car suddenly stalls while operating. If so start tracing wires from ignition to all safety switch's and so on. I have a 2005 3510 2ith about 500 hours with what I believe to be a bad ignition switch. today announced a voluntary recall of certain Honda and Acura models to replace an ignition switch which may cause the engine to stall. So, take a look at your ignition switch and if it's cracked, it's likely the source of your problem This procedure is used for testing purposes to determine the condition of the cranking portion of the ignition switch and the wiring from the ignition switch to the starter. i had a car that showed a drain on my car battery with the ignition switch off. Those switches are very similar to the Chrysler. This is a common failure. *If there is no power to the small terminal then your problem is most likely a safety switch, ignition switch or in the wiring. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. We have the Bad Boy Mower Part, Ignition Switch with the BEST PRICE AVAILABLE!!. Is that supportive of a faulty ignition switch or something else?. I switched to a "swap til you drop" philosophy and replaced the ignition coil. Related: universal ignition switch ignition switch motorcycle ignition switch panel ignition switch with key ignition switch boat ignition switch tractor ignition switch 1992 toyota pickup base 2. In case the ignition switch fails at the on position, which is meant to power on both the fuel and the ignition systems, it may lead to the car starting and then quickly stalling. My problem turned out to be BAD FUSE CONTACTS. What do you mean it cranks a few times, do you mean you have to turn the key more than once, or that you just have to hold the key for a second or two longer?. It's doing the same thing. The symptoms were that in the on position, the dash lights weren't on, but in the crank position, they were. The contact stated that the ignition switch was faulty. We've got a wide rang of top-quality International Scout II Ignition Switch of all the best brands in the industry at an affordable rate. Mercedes EZS EIS Ignition Switch Problem, Cause, Solution A problem that Mercedes-Benz owners may face is the key no longer turns in the ignition. It was to prevent someone from just jumping in and hot wiring the car up. The cause of an ignition control module failure is often associated with age and damage from heat buildup. The symptoms that led me to diagnose a bad ign. Hey folks Just had the PLEASURE of trying to contort myself around to install a replacement ignition switch. To begin, you will need to unplug the connector. In the coil, essentially a transformer, it's stepped up to. In fact, the newest version of the conventional ignition key is an electronic device that identifies the driver and allows him to activate the starting system on demand. Signs That Your Ignition Switch is Failing November 11, 2012 By Admin An ignition switch powers not only your car but also its accessories (radio and air-conditioning, for example), so it's important to know when it's showing signs of failure. Turned the key to start and engine started to turn over for one second then stopped. This process also applies to all Bad Boy Mowers Ignition Switch. I even disconnected the battery to reset the BCM. The ignition switch is used to lock the steering wheel when the key is removed. Buy online, pick up in-store in 30 minutes. Using the paperclip, jumper the heavy red wire to the other heavy red wire with the black stripe. No spark due to a bad crank position sensor, a faulty ignition module or PCM, a problem in the ignition circuit (ignition switch, antitheft system, wiring, etc. If the lights on the dashboard turn on when the car is stalling, it is probably not the ignition switch. In this way, it acts as a switch for the starter solenoid and the starter motor in an automotive. Also the chimes ring when the door is open without the key. 1) Sometimes I had to jiggle the key to get it to start. On the bad switch, flip up and remove the black cover that is held down with the part number tag. The ignition control module controls the spark to your spark plugs. I've checked the ful pump and it's pumping, I'm just wondering if the ignition switch could be going bad. My 2003 E started making the "sizzle" about 3 months ago Current Mileage 280,000 approx. I'm thinking the ignition switch in the column is going bad. What do you mean it cranks a few times, do you mean you have to turn the key more than once, or that you just have to hold the key for a second or two longer?. Hey folks Just had the PLEASURE of trying to contort myself around to install a replacement ignition switch. Signs of a bad ignition switch could include dashboard lights that come off and on, problems with the vehicle starting and a switch that is hot to the touch. If you do not see the Troy Bilt Ignition Switch you need, please complete the Lawn Mower Parts Request Form and we will be happy to assist you. Or could be a bad bendix in the starter keeping the drive gear on the flywheel longer than it should be. I notice that if the car doesn't start when I first turn on the key it just cranks, most times I turn off key and wait a few seconds and it will start. Jumper across the larde posts of the starter solenoid and see if the motor cranks. I realize the ignition switches are a problem and my local parts stores keep them stocked. Common Bad Neutral Safety Switch Symptoms. If this switch is not activated, the key can turn because all of the lock's pins are in line, but the engine starter won't run because the security system does not have a "key in" signal from the switch. Car suddenly stalls while operating. You can also file your complaint online. when i turn then key all the lights work. Know about the symptoms before jumping into the conclusion that you need to replace the component or learning how to test ignition switch. I replaced the ignition switch on mine - hardest part was getting the plug under the dash apart and back together. bad ignition switch?? 95 leg ls 4 dr. When i insert the switch beside the slot, and moving the key,suddenly the switch go right in place,,,then i remove it put in line with slots and no. Its major components include the stator, the CDI unit, the ignition switch, the kill switch, two pickup coils, and two ignition coils/plug wires/spark plugs. The "ISS" or "ignition switch saver" is Highly Recommended for RELIABILITY of the GM 6. Issues powering on the accessories. The problem might be no ignition, fuel or compression. Our "IGNITION SWITCH SAVER" is our Trade Name of this product that invented by Jim well over a decade ago, to reduce the load on the contacts of the GM vehicle ignition switch. The ignition coil is the source of the spark that ignites the air-fuel mixture in the engine's combustion chamber. *If there is no power to the small terminal then your problem is most likely a safety switch, ignition switch or in the wiring. Moisture gets in there and corrosion starts. To be a bit more specific, your turn the key to crank and start the engine but nothing happens. Disconnect a terminal of the battery. Sudden Halt Of The Vehicle. For the price, it's a cheap try. Had the ignition switch replaced and after 1 week have not had the problem again. Re: ??Bad ignition switch?? Reply #7 – Sunday, Apr 12, 2009, 09:25 PM follow the white/ yellow wire off of the battery. Faulty Ignition Switch- Causes, Symptoms, Severity and Estimated Replacement Cost. Since 1968, West Marine has grown to over 250 local stores, with knowledgeable Associates happy to assist. The contact stated that the ignition switch was faulty. The ignition switch in Ford vehicles is responsible for handling the electrical signals related to starting the vehicle. However, the other night, I returned home from the store and noticed that the engine kept running after I turned off the ignition and removed the key. mb wont even tell me it its just my key or if its the whole ignition switch assembly that is bad. Full Answer. The ignition switch activates the main electrical systems in your car. SHE MUST INSERT THE KEY AND TURN THE IGNITION SWITCH ON AND OFF IN ORDER TO TURN OFF THE VEHICLE. A vehicle that does not click when it is turned over may have a bad ignition switch. I cleaned the terminals and boosted the battery - same result. I can rule out the starter, because I have a remote start system, and the truck still starts with that. Disconnect the negative battery cable. 2) If I hit a bump my radio would cut out. To remove it use a small screwdriver to depress the locking tab, rotate it and lift off of the housing. Besides giving the vehicle power to the starter and ignition, the switch also helps power other electrical systems such as the radio, power windows, and headlights. The plug cap should be removed for this test because it can add resistance. At first, I thought the solenoid went. What do you mean it cranks a few times, do you mean you have to turn the key more than once, or that you just have to hold the key for a second or two longer?. It isn't even turning over. REPLACING AN IGNITION SWITCH The easiest and safest way to replace an ignition switch is to take your vehicle to an automobile repair workshop or new car dealer and have them replace your ignition switch. One large lug has 12+ VDC all the time from the chassis battery. I switched to a "swap til you drop" philosophy and replaced the ignition coil. Symptoms of a Bad or Failing Ignition Switch 1.