Conditions for Clearing the DTC
WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
- 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.
DTC B1390
| Step | Action | Values | Yes | No |
|---|---|---|---|---|
| Schematic Reference: Body Control System Schematics Connector End View Reference: Body Control System Connector End Views |
||||
| 1 | Did you perform Diagnostic System Check for the system exhibiting the symptom? | - | Go to Step 2 | Go to Control Module References for the applicable Diagnostic System Check |
| 2 |
|
1 V | Go to Step 5 | Go to Step 3 |
| 3 | Test both BCM battery positive voltage circuits for an open or high resistance. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 7 | Go to Step 4 |
| 4 | Test both BCM ground circuits for an open or high resistance. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 7 | Go to Step 5 |
| 5 | Inspect for poor connections and terminal tension at the harness connector of the BCM. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 7 | Go to Step 6 |
| 6 |
IMPORTANT:
After replacement of the BCM perform the set up procedure for the BCM. Refer to Body Control Module (BCM) Programming/RPO Configuration . Replace the BCM. Refer to Body Control Module Replacement .Did you complete the replacement? |
- | Go to Step 7 | - |
| 7 |
|
- | Go to Step 2 | System OK |