Hazard Lamps Inoperative
Hazard Lamps Inoperative
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Exterior Lights Schematics Connector End View Reference: Master Electrical Component List in Wiring Systems |
|||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
| 2 | Place the hazard switch to the ON position. Do the hazard lamps turn ON? |
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
| 3 |
|
Go to Step 6 | Go to Step 4 |
| 4 | Using a test lamp connected to battery positive voltage, probe the ground circuit of the hazard switch. Does the test lamp illuminate? |
Go to Step 5 | Go to Step 8 |
| 5 | Test the hazard warning switch signal circuit for an open, poor connection or a short to battery positive. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 11 | Go to Step 7 |
| 6 | Inspect for poor connections at the hazard 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 11 | Go to Step 9 |
| 7 | Inspect for poor connections body control module (BCM). 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 11 | Go to Step 10 |
| 8 | Repair a poor connection, open or a short to battery positive voltage in the hazard warning switch ground circuit. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you complete the repair? |
Go to Step 11 | - |
| 9 |
IMPORTANT:
Perform the setup procedure for the BCM. Refer to Body Control Module (BCM) Programming/RPO Configuration
in Computer/Integrating Systems. Replace the BCM. Refer to Body Control Module Replacement
in Computer/Integrating Systems.Did you complete the replacement? |
Go to Step 11 | - |
| 10 | Replace the hazard warning switch. Refer to Hazard Warning Switch Replacement Is the repair complete? |
Go to Step 11 | - |
| 11 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 3 |