Power Seat Inoperative with Memory
Step
| Action | Yes | No |
|---|---|---|---|
Schematic Reference: Memory Seats Schematics Connector End View Reference: Power Seat Connector End Views DEFINITION: All of the seat adjuster motors are inoperative, the lumbar and bolster motors may also be inoperative. | |||
1 | Did you perform the Power Seat Diagnostic System Check? | Go to Step 2 | |
2 | Verify the fault is present. Does the system operate normally? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 |
Do all of the seat adjuster switch parameters display Active? | Go to Step 7 | Go to Step 4 |
4 | Operate the seat adjuster switches in both directions. Does the scan tool display the correct switch status parameters in relation to the actual switch positions? | Go to Step 9 | Go to Step 5 |
5 |
Is battery voltage present on the switch supply voltage circuit? | Go to Step 8 | Go to Step 6 |
6 | Test the switch supply voltage circuit for an open or high resistance. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 12 | Go to Step 9 |
7 |
Did you find and correct the condition? | Go to Step 12 | Go to Step 9 |
8 | Inspect for poor connections at the seat adjuster switch connector. Refer to Testing for Intermittent Conditions and Poor Connections and to Connector Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 12 | Go to Step 10 |
9 | Inspect for poor connections at the driver seat module connectors. Refer to Testing for Intermittent Conditions and Poor Connections and to Connector Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 12 | Go to Step 11 |
10 | Replace the seat adjuster switch. Refer to Power Seat Switch Replacement Is the repair complete? | Go to Step 12 | -- |
11 | Replace the driver seat module. Refer to Memory Seat Control Module Replacement . Is the repair complete? | Go to Step 12 | -- |
12 | Operate the system to verify the repair. Did you correct the condition? | System OK | Go to Step 3 |
Power Seat Inoperative w/o Memory
Step | Action | Yes | No |
|---|---|---|---|
Schematic Reference: Power Seats Schematics Connector End View Reference: Power Seat Connector End Views DEFINITION: All of the seat adjuster motors are inoperative, the lumbar and bolster motors may also be inoperative. | |||
1 | Did you review the Power Seats System Description and Operation? | Go to Step 2 | Go to Symptoms - Seats |
2 | Verify the fault is present. Does the system operate normally? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 |
Does the test lamp illuminate? | Go to Step 4 | Go to Step 5 |
4 | Connect a test lamp from the battery voltage supply circuit terminal to the ground circuit terminal in the seat adjuster switch harness connector. Does the test lamp illuminate? | Go to Step 7 | Go to Step 6 |
5 | Repair the battery voltage supply circuit for an open or short to ground. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 9 | -- |
6 | Repair the ground circuit for an open or high resistance. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 9 | -- |
7 | Inspect for poor connections at the seat adjuster switch harness connector. Refer to Testing for Intermittent Conditions and Poor Connections and to Connector Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 9 | Go to Step 8 |
8 | Replace the seat adjuster switch. Refer to Power Seat Switch Replacement . Is the repair complete? | Go to Step 9 | -- |
9 | Operate the system to verify the repair. Did you correct the condition? | System OK | Go to Step 3 |
