For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 |

1. Disconnect the power seat switch connector.
2. Connect a test lamp between terminal A (6-way seat) of the power seat switch harness connector and ground.

Does the test lamp light?

--

Go to Step 2

Go to Step 3

2 | Connect a test lamp between terminal A and terminal D (6-way seat) of the power seat switch harness connector. Does the test lamp light? | -- | Go to Step 4 | Go to Step 5
3 | Use a test lamp in order to backprobe connector C3 of the left IP wiring harness junction block between terminal A8 and ground. Does the test lamp light? | -- | Go to Step 6 | Go to Step 7
4 | Replace the power seat switch. Refer to Power Seat Switch Replacement . Did you complete the repair? | -- | Go to Power Seats System Check | --
5 | Repair the open in CKT 550 between the power seat switch and ground splice pack G301. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Power Seats System Check | --
6 | Repair the open in CKT 540, between the left IP wiring harness junction block and the power seat switch. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Power Seats System Check | --
7 | Replace the left IP wiring harness junction block. Did you complete the repair? | -- | Go to Power Seats System Check | --