Step | Action | Yes | No | ||||||
|---|---|---|---|---|---|---|---|---|---|
Schematic Reference: Door Lock/Indicator Schematics Connector End View Reference: Power Door Systems Connector End Views DEFINITION: The driver door lock actuator or lock switch does not operate. | |||||||||
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | |||||||
2 | Verify that the Power Door Lock Inoperative - Driver Door fault is present. Do the door locks operate as described in the Power Door Locks Description and Operation? | Go to Testing for Intermittent Conditions and Poor Connections | Go to Step 3 | ||||||
3 |
Did the parameter change to both the LOCK and UNLOCK states? | Go to Step 6 | Go to Step 4 | ||||||
4 |
Important: If the 3-amp fuse of the jumper wire opens when the jumper wire is connected, test the appropriate signal circuit for a short to battery positive voltage.
Did the Scan Tool parameter change to the both the LOCK and UNLOCK states? | Go to Step 5 | Go to Step 7 | ||||||
5 | Connect the 3-amp fused jumper wire between the lock switch lock signal circuit and the ground circuit of the harness connector while observing the appropriate scan tool parameter. Did the Scan Tool parameter change to the LOCK state? | Go to Step 10 | Go to Step 13 | ||||||
6 |
Did the test lamp illuminate in both positions? | Go to Step 12 | Go to Step 8 | ||||||
7 | Test the signal circuits of the driver door lock switch for the following:
Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | Go to Step 17 | Go to Step 11 | ||||||
8 | Test the lock control circuit of the driver door lock actuator for an open. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | Go to Step 17 | Go to Step 9 | ||||||
9 | Test the unlock control circuit of the driver door lock actuator for an open. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | Go to Step 17 | Go to Step 11 | ||||||
10 | Inspect for poor connections at the harness connector of the driver door lock switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 17 | Go to Step 14 | ||||||
11 | Inspect for poor connections at the harness connector of the BCM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 17 | Go to Step 15 | ||||||
12 | Inspect for poor connections at the harness connector of the driver door lock actuator. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 17 | Go to Step 16 | ||||||
13 | Repair the open ground circuit of the driver door lock switch. Refer to Wiring Repairs . Did you complete the repair? | Go to Step 17 | -- | ||||||
14 | Replace the driver door lock switch. Refer to 11220. Did you complete the replacement? | Go to Step 17 | -- | ||||||
15 | Replace the BCM. Refer to Control Module References for replacement, setup, and programming. Did you complete the replacement? | Go to Step 17 | -- | ||||||
16 | Replace the driver door lock actuator. Refer to 11820. Did you complete the replacement? | Go to Step 17 | -- | ||||||
17 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2 | ||||||
