Conditions for Setting the DTC
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- DTC B0100 and B0103 will set when one of the following conditions occur:
- A valid ID message is not received within 5 seconds of the front end sensor being powered up.
- Status message is not received.
- The SDM has failed twice to reset the front end sensor.
- DTC B0102 and B0105 will set when one of the following conditions occur:
- The SDM has received an ID message from the front end sensor which does not match the ID stored in the SDM memory.
- When two front end sensor resets are attempted without the correct identification being detected by the SDM.
- DTC B0101 and B0104 will set when the SDM has received 4 consecutive NOK (Not OK) messages from the front end sensor.