How long do you leave ignition key on while programming?
Connect a battery charger to the battery to ensure power is available while programming. Both the BCM and PCM must be working and communicating with each other. Insert ignition key and turn to the “ON” position. Do not attempt to start the engine. Leave the key in the “ON” position for approximately 11 minutes.
When does the security indicator light turn off?
Observe the “SECURITY” indicator After 10 minutes the “SECURITY” indicator light will turn off. Observe the “SECURITY” indicator After 10 minutes the “SECURITY” indicator light will turn off. Observe the “SECURITY” indicator After 10 minutes the “SECURITY” indicator light will turn off. Vehicle has now learned the new password. Start the
How long does it take to relearn the ignition switch?
When performing this relearn, all previously learned keys will be erased. Additional keys may be relearned immediately after the first key has been learned by inserting the additional key and turning the ignition switch to on within 10 seconds of removing the previously learned key. Turn key to the “ON” position without starting the engine.
How long does it take to turn off a GM security light?
Leave the key in the “ON” position for approximately 11 minutes. The security light will be steady on or flashing for the 11-minute period. Do not proceed to Step 2 until the security light turns off or stops flashing. 2. Turn the ignition switch to the “OFF” position for 30 seconds. 3.
When does an ignition module need to be replaced?
If the light blinks, the module is good. If the light is blank or constant, the module is bad. Before you attempt to replace the control module, you must rule out other ignition system components. The module is expensive and replacing it is a laborious process. Check the ignition coil for a spark.
What happens when you disconnect the battery on a late model car?
So, disconnecting the car battery to reset the (PCM) on late model vehicles; can do more than just erase the keep alive memory. It can also erase vital learned information that is; absolutely necessary for other modules to function normally. It all depends On; The Year, Make And Model Of Your Vehicle.
Are there any problems after replacing a battery?
RepairPal looks into two specific problems many car owners can experience after replacing their batteries. Late model vehicles have many computerized systems; in most cases, each system is under the basic control of its own computer (module).
How often should a car battery be replaced?
Step one, after getting a jump or charging your battery, is to test your battery or visit your favorite auto parts store for a free battery test. Batteries need to be replaced every few years as part of regular maintenance. Your battery could be near the end of its service life and it should be recycled and replaced with a new one.
Connect a battery charger to the battery to ensure power is available while programming. Both the BCM and PCM must be working and communicating with each other. Insert ignition key and turn to the “ON” position. Do not attempt to start the engine. Leave the key in the “ON” position for approximately 11 minutes.
How to turn on security light without starting engine?
Turn key to the “ON” position without starting the engine. Security light should turn on and stay on. Turn key to the “ON” position without starting the engine. Security light should turn on and stay on. Turn key to the “ON” position without starting the engine. Security light should turn on and stay on. Turn key to the “OFF” position.
When do I need to relearn the security key?
Start the If the vehicle starts and runs normally, the relearn is complete. If additional keys need to be relearned: Insert the next key to be Turn the key to the “ON” position within 10 seconds of removing the previously used key. Wait for security light to turn It should happen fairly quickly.