Step | Action | Yes | No |
|---|---|---|---|
Schematic Reference: Heated Seats Schematics Connector End View Reference: Power Seat Connector End Views or Body Control System Connector End Views | |||
1 | Did you review the heated seat operation and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Seats |
2 | Verify that the Heated Seat Always On complaint is present. Does the heated seat system operate as described in the system description and operation? | 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 10 | Go to Step 4 |
4 |
Does the test lamp illuminate? | Go to Step 5 | Go to Step 6 |
5 | Connect a test lamp from battery positive voltage to the heated seat high/low signal circuit of the heated seat module. Does the test lamp illuminate? | Go to Step 7 | Go to Step 9 |
6 | Test the heated seat off signal circuit between the heated seat switch and the heated seat module for a high resistance or an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 13 | Go to Step 8 |
7 | Test the heated seat high/low signal circuit between the heated seat switch and the heated seat module for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 13 | Go to Step 8 |
8 | Inspect for poor connections at the harness connector of the heated seat switch. 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 13 | Go to Step 11 |
9 | Inspect for poor connections at the harness connector of the heated seat module. 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 13 | Go to Step 12 |
10 | Repair the short to voltage in the heated seat off signal circuit of the heated seat module. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 13 | -- |
11 | Replace the heated seat switch. Refer to Heated Seat Switch Replacement . Did you complete the replacement? | Go to Step 13 | -- |
12 | Replace the heated seat module. Refer to Front Seat Heater Control Module Replacement . Did you complete the replacement? | Go to Step 13 | -- |
13 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2 |
