Step | Action | Yes | No |
|---|---|---|---|
Schematic Reference: Exterior Lights Schematics | |||
1 | Did you perform the Lighting Systems Diagnostic System Check? | Go to Step 2 | |
2 | Verify that the turn signal lamps and/or indicators are always on or flashing. Do the turn signal lamps operate normally? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 | Are only the turn signal indicators in the IP cluster always on or flashing? | Go to Step 9 | Go to Step 4 |
4 | Is only one turn signal lamp or the turn signal lamps on one side of the vehicle always on or flashing? | Go to Step 5 | Go to Step 6 |
5 | Inspect the affected bulb/socket for an internal short, poor terminal contact, or a shorted filament. Was a problem found? | Go to Step 10 | Go to Step 6 |
8 | Disconnect the turn signal lamp flasher. Do the turn signals and indicators still illuminate with the multifunction turn signal switch in any position? | Go to Step 7 | Go to Step 12 |
7 | Test the turn signal lamp supply voltage and turn signal switch signal circuits for a short to voltage. Refer to Circuit Testing in Wiring Systems. Was a problem found? | Go to Step 8 | Go to Step 11 |
8 | Repair the short to voltage in the turn signal lamp supply voltage circuit or the turn signal switch signal circuit. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 13 | -- |
9 | Replace the instrument cluster. Refer to Instrument Cluster Replacement in Instrument Panel, Gauges, and Console. Did you complete the repair? | Go to Step 13 | -- |
10 | Replace or repair the affected bulb/socket. Did you complete the repair? | Go to Step 13 | -- |
11 | Replace the multifunction switch. Refer to Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle in Steering Wheel and Column - Standard or Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle in Steering Wheel and Column - Tilt. Did you complete the repair? | Go to Step 13 | -- |
12 | Replace the turn signal lamp flasher. Refer to Hazard and Turn Signal Flasher Replacement . Did you complete the repair? | Go to Step 13 | -- |
13 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3 |
