lemon-mirror:
Home >> Chevrolet >> 2002 >> Impala LS >> Repair and Diagnosis >> Electrical >> Starter >> Starting System >> Diagnostic Information >> DTC B1507 >> Testing

DTC B1507: Testing

  1. Did you perform the DIAGNOSTIC SYSTEM CHECK - ENGINE ELECTRICAL? If so, go to next step. If not, go to DIAGNOSTIC SYSTEM CHECK - ENGINE ELECTRICAL  .
  2. Install a scan tool. Turn ON the ignition, with the engine OFF. With a scan tool, monitor the DTC INFORMATION for DTC B1507 in the BCM. Does the scan tool indicate that DTC B1507 is current? If so, go to next step. If not, go to INTERMITTENTS  .
  3. Test the load control circuit of the BCM for a short to ground. Did you find and correct the condition? If so, go to step  6 . If not, go to next step.
  4. Inspect for poor connections at the harness connector of the BCM. Did you find and correct the condition? If so, go to step  6 . If not, go to next step.
  5. Replace the BCM. See appropriate BODY CONTROL MODULES . After replacement is complete, go to next step.
  6. Use the scan tool in order to clear the DTCs. Operate the vehicle within the Conditions for Running the DTC as specified in the supporting text. See CONDITIONS FOR RUNNING THE DTC  . Does the DTC reset? If so, go to step  2 . If not, then system is okay.
· About lemon-mirror