FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Computer/Intergrating Systems



DTC B1001

CIRCUIT DESCRIPTION
The body control module (BCM) stores the last 4 digits of the sensing and diagnostic module (SDM) part number, also called restraints ID. After the BCM is reprogrammed the restraints ID is set to zero. A restraints ID relearn is need to be performed for the BCM.

DTC DESCRIPTOR
This diagnostic procedure supports the following DTC:
DTC B1001 Option Configuration Error

CONDITIONS FOR RUNNING THE DTC
Battery voltage is between 9-16 volts and data link communications operate normally.

CONDITIONS FOR SETTING THE DTC
The restraints ID stored in the BCM memory is zero.

CONDITIONS FOR CLEARING THE DTC
- A current DTC clears when the malfunction is no longer present.
- A history DTC clears when the module ignition cycle counter reaches the reset threshold, without a repeat of the malfunction.

TEST

Step 1 - Step 4: