Step | Action | Yes | No |
|---|---|---|---|
Schematic Reference: Door Lock/Indicator Schematics DEFINITION: This diagnostic table should be used to diagnose a complete failure of all the lock functions. | |||
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
2 | Actuate each door lock switch, one at a time, to the lock position. Did the doors lock from each switch? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 | Did the doors lock from any switch? | Go to Step 4 | |
4 |
Does the test lamp illuminate? | Go to Step 5 | Go to Step 7 |
5 | Connect a test lamp between the door lock actuator lock circuit at the door lock relay harness connector and B+. Does the test lamp illuminate? | Go to Step 9 | Go to Step 6 |
6 | Inspect for poor connections at the door lock relay harness connector. 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 10 | Go to Step 8 |
7 | Repair the open in the door lock control circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 10 | -- |
8 | Replace the door lock relay. Did you complete the repair? | Go to Step 10 | -- |
9 | Repair the short to ground in the door lock actuator lock circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 10 | -- |
10 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2 |
