Diagnostic Procedure
DRIVER HORIZONTAL AND LUMBAR IN SWITCH SHORTED SYMPTOM CHART
| TEST | ACTION | APPLICABILITY |
|---|---|---|
| 1 | Turn the ignition on. With the DRBIII®, erase DTCs. Cycle the ignition switch from Off to Run. Operate the suspect switch in both positions several times. With the DRBIII®, read DTCs. Does the DRBIII® display DRIVER HORIZONTAL AND LUMBAR IN SWITCH SHORTED? Yes --> Go To 2 No --> The condition that caused this code to set is not present at this time. Perform POWER SEAT SYSTEM VERIFICATION TEST - VER 1 . |
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| 2 | Disconnect the Driver Power Seat Switch connector. Turn the ignition on. With the DRBIII®, erase DTCs. Cycle the ignition switch from Off to Run and wait 10 seconds. With the DRBIII®, read DTCs. Does the DRBIII® display DRIVER HORIZONTAL AND LUMBAR IN SWITCH SHORTED? Yes --> Go To 3 No --> Replace the Power Seat Switch. Perform POWER SEAT SYSTEM VERIFICATION TEST - VER 1 . |
All |
| 3 | Turn the ignition off. Disconnect the Driver Power Seat Switch connector. Disconnect the Driver Door Module C2 connector. Inspect the Driver Seat Horizontal/Lumbar In Switch MUX circuit for a short to ground or to another circuit in the seat switch harness. Were there any problems found? Yes --> Repair the Driver Seat Horizontal/Lumbar In Switch MUX circuit for a short to ground. Perform POWER SEAT SYSTEM VERIFICATION TEST - VER 1 . No --> Replace the Driver Door Module. Perform BODY VERIFICATION TEST - VER 1 . |
All |