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What is the error code for theft deterrent?

What is the error code for theft deterrent?

Error Code P1631: Theft Deterrent Start Enable Signal Not Correct Error Code P1631 is defined as Theft Deterrent Start Enable Signal Not Correct. This error code is a manufacturer-specific trouble code, meaning it does not apply to all vehicles makes.

How does the theft deterrent control module work?

The transponder transmits a unique signature to the theft deterrent control module. If the key signature transmitted is acceptable to the theft deterrent control module, the theft deterrent control module will transmit fuel enable password to the PCM. If the fuel enable password is correct, the PCM will start the vehicle.

How do I relearn GM theft deterrent system?

If the key signature transmitted is acceptable to the theft deterrent control module, the theft deterrent control module will transmit fuel enable password to the PCM. If the fuel enable password is correct, the PCM will start the vehicle. To perform a relearn on a Passkey III system, make sure there is a fully charged battery in the vehicle.

Why does my car not start on theft deterrent?

As with other error codes, this code will activate the Check Engine light and register the code to the vehicle’s system. Also, since it’s a theft deterrent-related code, the vehicle will not start until the code is solved. There are a couple of possible causes for this error code to appear, such as:

Error Code P1631: Theft Deterrent Start Enable Signal Not Correct Error Code P1631 is defined as Theft Deterrent Start Enable Signal Not Correct. This error code is a manufacturer-specific trouble code, meaning it does not apply to all vehicles makes.

What is the theft deterrent start enable signal not correct?

P1631 CHEVROLET | Theft Deterrent Start Enable Signal Not Correct | The class 2 serial data circuit is used in order to communicate between the Powertrain Control Module (PCM) and the Vehicle Theft Deterrent (VTD) Body

As with other error codes, this code will activate the Check Engine light and register the code to the vehicle’s system. Also, since it’s a theft deterrent-related code, the vehicle will not start until the code is solved. There are a couple of possible causes for this error code to appear, such as:

When do I get the error code p1631?

If the password matches to the one stored in module memory, fuel delivery will then commence. If any of the components of VTD system has been replaced, the module will need to relearn the password of the new components. If the relearn procedure was not performed, then the error code P1631 will set.

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Ruth Doyle