Turn Signal Lamps and/or Indicators Inoperative
WARNING: This page is about a different car, the 2004 Pontiac Sunfire and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
Turn Signal Lamps and/or Indicators Inoperative
| 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 |
|
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
| 3 | Is only one turn signal lamp inoperative? | Go to Step 6 | Go to Step 4 |
| 4 | Is only one of the turn signal indicators inoperative? | Go to Step 5 | Go to Step 7 |
| 5 |
|
Go to Step 10 | Go to Step 13 |
| 6 |
|
Go to Step 14 | Go to Step 15 |
| 7 | Do the hazard lamps operate properly? | Go to Step 8 | Go to Hazard Lamps Inoperative |
| 8 |
|
Go to Step 11 | Go to Step 9 |
| 9 | Test the turn signal flasher signal circuit for an open, high resistance, or short to ground. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 19 | Go to Step 12 |
| 10 | Inspect for poor connections at the harness connector of the IPC. 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 19 | Go to Step 16 |
| 11 | Inspect for poor connections at the harness connector of the turn/hazard-headlamp 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 19 | Go to Step 17 |
| 12 | Inspect for poor connections at the harness connector of the turn/hazard-flasher. 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 19 | Go to Step 18 |
| 13 | Repair an open, high resistance, or short to ground in the inoperative turn signal supply voltage circuit. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you complete the repair? |
Go to Step 19 | - |
| 14 | Repair an open or high resistance in the ground circuit of the inoperative lamp. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you complete the repair? |
Go to Step 19 | - |
| 15 | Repair an open, high resistance, or short to ground in the inoperative turn signal supply voltage circuit. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you complete the repair? |
Go to Step 19 | - |
| 16 | Replace the IPC. Refer to Instrument Panel Cluster (IPC) Replacement (Chevrolet)
or Instrument Panel Cluster (IPC) Replacement (Pontiac)
in Instrument Panel, Gages, and Console. Did you complete the replacement? |
Go to Step 19 | - |
| 17 | Replace the turn/hazard-headlamp switch. Refer to Multifunction, Turn Signal Switch Replacement
in Steering Wheel and Column. Did you complete the replacement? |
Go to Step 19 | - |
| 18 | Replace the turn/hazard-flasher. Did you complete the replacement? |
Go to Step 19 | - |
| 19 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 3 |