Computer/Integrating System Diagnosis

DTC B1001

CIRCUIT DESCRIPTION
Some control modules must be configured with serial numbers, vehicle options, or other information. If a control module was not properly configured after installation, that module may set DTC B1001.

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

CONDITIONS FOR RUNNING THE DTC
The ignition is ON.

CONDITIONS FOR SETTING THE DTC
The control module is not configured properly.

ACTION TAKEN WHEN THE DTC SETS
- The SERVICE VEHICLE SOON indicator illuminates.
- The check gages chime sounds.

CONDITIONS FOR CLEARING THE DTC
- A current DTC B1001 will clear when the module is correctly programmed.
- A history DTC B1001 will clear after the ignition has been cycled 100 times, without a repeat of the malfunction.

DIAGNOSTIC AIDS
The most likely reasons for DTC B1001 being set are incorrect calibration files were downloaded to the module, or the module was replaced without the recalibration having been performed.

TEST DESCRIPTION

Steps 1-4:

The number below refers to the step number on the diagnostic table.
3. If DTC B1001 is set as current, reprogram the module.