For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
Schematic Reference: Exterior Lights Schematics
1 | Did you perform the Lighting System Diagnostic System Check? | Go to Step 2 | Go to Diagnostic System Check - Lighting Systems
2 |

1. Turn ON the ignition, with the engine OFF.
2. Observe the turn signal lamps and indicators.
3. Turn ON and OFF the right and left turn signal lamps.

Do the turn signal lamps and indicators operate properly?

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 3

3 |

1. Place the turn signal switch in the OFF position.
2. Place the hazard warning switch in the OFF position.

Are any of the turn signals lamps flashing?

Go to Step 5

Go to Step 4

4 | Are only the turn signal indicators always ON? | Go to Step 9 | Go to Step 6
5 | Disconnect the turn signal switch connector. Are any of the turn signals lamps flashing? | Go to Step 8 | Go to Step 7
6 | Repair the short to voltage in the supply voltage circuit of the always ON turn signal. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 10 | --
7 | Replace the turn signal switch. Refer to Turn Signal Switch Replacement - On Vehicle in Steering Wheel and Column - Tilt. Did you complete the replacement? | Go to Step 10 | --
8 | Replace the hazard warning switch. Refer to Hazard Warning Switch Replacement . Did you complete the replacement? | Go to Step 10 | --
9 | Replace the IPC. Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console. Did you complete the repair? | Go to Step 10 | --
10 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2