For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
1 | Did you review the Exterior Lights Circuit Description and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Lighting Systems
2 | Verify that the stoplamps are always illuminated. Are the stoplamps always illuminated? | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections
3 | Disconnect the stoplamp switch. Do the stoplamps remain illuminated? | Go to Step 5 | Go to Step 4
4 | Adjust or replace the stoplamp switch. Refer to Stop Lamp Switch Adjustment or Stop Lamp Switch Replacement in Hydraulic brakes. Is the repair complete? | Go to Step 8 | --
5 | Disconnect C205. Do the stoplamps remain illuminated? | Go to Step 7 | Go to Step 6
6 | Repair the short to voltage in the GRN/WHT wire between the stoplamp switch and C205. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 8 | --
7 | Repair the short to voltage in the GRN/WHT wire between the C205 and S304. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 8 | --
8 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3