Power Door Locks Inoperative - Passenger Door
WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
Power Door Locks Inoperative - Passenger Door
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Door Lock/Indicator Schematics Connector End View Reference: Power Door Systems Connector End Views DEFINITION: This test checks the RF door lock switch, the front passenger, LR, RR and liftgate door lock actuators and their associated circuits. |
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| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
| 2 | Verify that the passenger door power door locks inoperative fault is present. Do the passenger door locks operate normally? |
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
| 3 | Are all of the passenger door locks inoperative? | Go to Step 6 | Go to Step 4 |
| 4 | Are both the lock and unlock functions inoperative? | Go to Step 7 | Go to Step 5 |
| 5 | Is the lock function the inoperative function? | Go to Step 8 | Go to Step 9 |
| 6 | Test the door lock actuator unlock control circuit of the body control module (BCM) for an open. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 23 | Go to Step 15 |
| 7 | Test the ground circuit of the right front (RF) door lock switch for an open. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 23 | Go to Step 10 |
| 8 | Test the door lock control circuit of the RF door lock switch for a short to ground or an open. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 23 | Go to Step 16 |
| 9 | Test the door unlock control circuit of the RF door lock switch for a short to ground or an open. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 23 | Go to Step 16 |
| 10 |
|
Go to Step 11 | Go to Step 15 |
| 11 | Is the inoperative door lock a sliding door? | Go to Step 12 | Go to Step 13 |
| 12 |
|
Go to Step 17 | Go to Step 13 |
| 13 | Test the door lock actuator lock control circuit of the appropriate door lock actuator for an open. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 23 | Go to Step 14 |
| 14 | Test the door lock actuator unlock control circuit of the appropriate door lock actuator for an open. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 23 | Go to Step 18 |
| 15 | Inspect for poor connections 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 23 | Go to Step 19 |
| 16 | Inspect for poor connections at the harness connector of the RF door lock switch. 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 23 | Go to Step 20 |
| 17 | Inspect for poor connections at the harness connector of the appropriate sliding door lock switch plate. 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 23 | Go to Step 21 |
| 18 | Inspect for poor connections at the harness connector of the appropriate door lock actuator. 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 23 | Go to Step 22 |
| 19 | Replace the BCM. Refer to Control Module References
in Computer/Integrating Systems for replacement, setup and programming. Did you complete the replacement? |
Go to Step 23 | - |
| 20 | Replace the RF door lock switch. Refer to Power Door Lock Switch Replacement - Passenger Front . Did you complete the replacement? |
Go to Step 23 | - |
| 21 | Replace the appropriate sliding door lock switch plate. Refer to Contact Plate Replacement - Sliding Door Jamb . Did you complete the replacement? |
Go to Step 23 | - |
| 22 | Replace the appropriate door lock actuator. Refer to the following:
Did you complete the replacement? |
Go to Step 23 | - |
| 23 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 2 |