Why is my Mercedes C320 C class not turning?
I have a 2001 Mercedes c320 c-class. The ignition key won’t turn, the lights don’t turn on and I have use the metal key to unlock the door.Everything was working fine until today. Anyone know what could be wrong? It’s probably a dead vehicle battery.
What does it mean when your ignition key won’t turn?
The key (electronic key); 2. The electronic ignition switch (eis, the place where you put your key in); 3. steering locker; 4 the central electronic circuit module. If only one of them has a problem, the key will refuse to turn.
Where is the ignition key on a Mercedes Benz?
There are 4 electronic and/or mechanical modules that are synchronized for everything to work ok: 1. The key (electronic key); 2. The electronic ignition switch (eis, the place where you put your key in); 3. steering locker; 4 the central electronic circuit module.
What causes a Mercedes Benz key to not turn?
List of common problems and possible solutions 1 Locked Steering Wheel. New drivers always experience this at least once, so we thought we would include it in this list. 2 Discharged Battery Undervoltage. 3 Key Tumbler Defective. 4 Defective Electronic Ignition/Switch System EIS / N73. 5 Smart Key Remote. …
I have a 2001 Mercedes c320 c-class. The ignition key won’t turn, the lights don’t turn on and I have use the metal key to unlock the door.Everything was working fine until today. Anyone know what could be wrong? It’s probably a dead vehicle battery.
What causes a Mercedes Benz ignition to not turn?
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. This issue is often caused either by a defective key, bad shifter module, a failed Electronic Ignition Switch (EIS) also known as the EIS-EZS or a bad steering lock module (ESL).
What to do if your ignition key won’t turn?
Guys, I’m having the same problem on my 05 E55. Key won’t turn. Batteries in FOB are brand new from the store. I just gave the ignition LED and the FOB LED a good wipe down with rubbing alcohol. Car battery is at 14.5 volts (just tested with voltimeter). Car is all the way in park.
There are 4 electronic and/or mechanical modules that are synchronized for everything to work ok: 1. The key (electronic key); 2. The electronic ignition switch (eis, the place where you put your key in); 3. steering locker; 4 the central electronic circuit module.
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. This issue is often caused either by a defective key, bad shifter module, a failed Electronic Ignition Switch (EIS) also known as the EIS-EZS or a bad steering lock module (ESL).
Why does my MBZ ignition key not turn?
MBZ uses a SmartKey system that validates an infrared code handshake to electronically unlock the ignition switch and enable the starter. The “turning” of the switch is just a throwback to the old blade systems; it could just as easily be a button. During that infrared handshake, the vehicle re-programs the random rolling code in the SmartKey fob.
Why does the key not turn when inserted in the ignition?
The EIS module could also be the reason that the key does not turn when inserted in the ignition. Many car owners complain that the car starts fine on a warm or hot day but in cold days the car will not start. This may sound strange, but it is reported frequently.
Why is my ignition not working on my Mercedes Benz?
It is possible that the battery in the car is defective, as it does not provide the necessary voltage for the ECU and the N73 Electronic Ignition/Starter Switch (EIS) to function properly. If the battery is dead or has low voltage / under voltage, the CAN communication between EIS and N72 may not function properly.
MBZ uses a SmartKey system that validates an infrared code handshake to electronically unlock the ignition switch and enable the starter. The “turning” of the switch is just a throwback to the old blade systems; it could just as easily be a button. During that infrared handshake, the vehicle re-programs the random rolling code in the SmartKey fob.
The key (electronic key); 2. The electronic ignition switch (eis, the place where you put your key in); 3. steering locker; 4 the central electronic circuit module. If only one of them has a problem, the key will refuse to turn.
Why does my Mercedes not start when I charge the battery?
This Mercedes-Benz is not starting because of a low battery. In this case, what you need to do is trickle charge your battery using any of these 12 volt battery trickle chargers. If you need help read this article on How to charge a Mercedes-Benz the right way. Mercedes won’t start, and it’s not the battery.
When did car battery still won’t start?
This entry was originally posted on Wednesday, October 31st, 2012 at 10:00 am and is filed under Auto Repair . You can follow any responses to this entry through the RSS 2.0 feed. You can skip to the end and leave a response. Pinging is currently not allowed.
What to do if your car starter won’t engage?
The battery powers the starter, and if it is not working, the starter will fail to engage completely. Charge your car battery fully, and you can even try to replace the car battery if you have another one you know works.
This Mercedes-Benz is not starting because of a low battery. In this case, what you need to do is trickle charge your battery using any of these 12 volt battery trickle chargers. If you need help read this article on How to charge a Mercedes-Benz the right way. Mercedes won’t start, and it’s not the battery.
What kind of battery does a Mercedes C240 have?
2005 C240 base model. I have had a weak battery (Original i.e. 9yrs old) during cold weather it struggles to start. Its getting cold again I should have bought one sooner but I didn’t. My car did start but was idling low and died (has happened before but usually starts back up) while reversing out of the driveway. It would not restart.
What to do if your car battery won’t start?
If the replaced battery car won’t start, the first thing to check is whether you replaced the battery correctly. Are the cable clamps tight? Are the cables themselves in good shape?
Why is my Mercedes Benz starter not working?
Often times, when the starter is defective or seizes up it will blow out the fuse that protect the starter circuit. Another thing that you can try is to hit the starter with a rubber hammer a couple of times. Depending what kind of starter problems you have, the starter may work a few more times.
It is possible that the battery in the car is defective, as it does not provide the necessary voltage for the ECU and the N73 Electronic Ignition/Starter Switch (EIS) to function properly. If the battery is dead or has low voltage / under voltage, the CAN communication between EIS and N72 may not function properly.
Why is my Mercedes-Benz ignition key not turning?
Try checking the voltage of the battery and if low just charge it and hope for the best. Those model cars are notorious for amperage draws at rest which is why the battery is probably dead. Could be one or both your seat control units under the seats staying on draining your battery. I just speak from experience. Just an fyi.
What to do if your Mercedes key won’t turn?
If you have this problem you will have to install a new / virgin EIS. You can not install a used unit because the EIS has to be paired / married to the car using Mercedes-Benz Star Diagnostic Software. They key itself may be the reason why the car doesn’t start. The key may open the doors, but it will not start the car.
If you have this problem you will have to install a new / virgin EIS. You can not install a used unit because the EIS has to be paired / married to the car using Mercedes-Benz Star Diagnostic Software. They key itself may be the reason why the car doesn’t start. The key may open the doors, but it will not start the car.
What causes a Mercedes Benz to not start?
In most cases you will get a fault code related to one of the following: 1 ECM / PCM computer failure 2 Camshaft position sensor 3 Shifter Selector module 4 Fault codes related to driver authorization or immobilizer 5 Electrical problems
Guys, I’m having the same problem on my 05 E55. Key won’t turn. Batteries in FOB are brand new from the store. I just gave the ignition LED and the FOB LED a good wipe down with rubbing alcohol. Car battery is at 14.5 volts (just tested with voltimeter). Car is all the way in park.
Why does my car ignition not turn on?
To prevent that problem, the ignition switch system has logic in it so that if the vehicle battery is too low, it won;t even attempt the infrared handshake and thus the switch won’t be unlocked. SO, yes, if you vehicle battery is dead or dying, you might not even be able to turn the key in the ignition switch.
What to do when your car key won’t turn in?
You can use WD40 as long as you are going to be changing out the ignition cylinder after you turn the key successfully. When you are going to replace it anyway, it gunking up further over time does not matter. Gather your lubricant, key, and cloth. Spray the lubricant into the keyway of the ignition cylinder.
What to do if the key does not turn in the ignition?
If the key does not turn in the ignition, try moving the steering wheel as you try to turn the key. The steering wheel will feel completely solid if you try to move it in one direction and may move slightly in the opposite direction.
Why does my steering wheel not turn when I turn the key?
Turn the Steering Wheel The most common reason that a car key will not turn is that the steering wheel has locked. This will happen when the steering wheel has been moved after the key has been removed from the ignition cylinder. Turn the steering wheel to the right and left.
List of common problems and possible solutions 1 Locked Steering Wheel. New drivers always experience this at least once, so we thought we would include it in this list. 2 Discharged Battery Undervoltage. 3 Key Tumbler Defective. 4 Defective Electronic Ignition/Switch System EIS / N73. 5 Smart Key Remote.
If the key does not turn in the ignition, try moving the steering wheel as you try to turn the key. The steering wheel will feel completely solid if you try to move it in one direction and may move slightly in the opposite direction.
What’s the best way to turn the key in a car?
Push the steering wheel in the direction that allows a little movement and then insert the key and try to turn the key again. You can put pressure on the steering wheel and also try shaking the steering wheel. As you do this insert the key into the ignition and try to turn the key. DO NOT TRY TO FORCE THE KEY IN THE IGNITION.