Test Description
The numbers below refer to the step numbers on the diagnostic table.
- 2: This step verifies that DTC B2947 is a current DTC.
- 3: This step tests for a short to ground in the Passlock™ sensor or the pigtail harness.
DTC B2947
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Theft Deterrent System Schematics Connector End View Reference: Vehicle Access Connector End Views |
|||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 |
|
Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections |
| 3 |
|
Go to Step 6 | Go to Step 4 |
| 4 | Test the Passlock™ battery voltage circuit for a short to ground. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
Go to Step 10 | Go to Step 5 |
| 5 | Inspect for poor connections at the body control module (BCM). Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
Go to Step 10 | Go to Step 7 |
| 6 | Inspect for poor connections at the Passlock™ sensor. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
Go to Step 10 | Go to Step 8 |
| 7 | Replace the BCM. Refer to Control Module References
for replacement, setup, and programming. Did you complete the replacement? |
Go to Step 10 | - |
| 8 | Replace the Passlock™ sensor. Refer to Ignition Lock Cylinder Case Replacement
. Did you complete the replacement? |
Go to Step 9 | - |
| 9 | Perform the Passlock™ learn procedure. Refer to Programming Immobilizer System Components . Did you complete the procedure? |
Go to Step 10 | - |
| 10 |
|
Go to Step 3 | System OK |