Step  | Action  | Yes  | No  | ||||||
|---|---|---|---|---|---|---|---|---|---|
Schematic Reference: Headlights/Daytime Running Lights (DRL) Schematics and Instrument Cluster Schematics in Instrument Panel, Gages and Console 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  | 
 Is the DRL indicator illuminated?  | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems  | Go to Step 3  | ||||||
3  | Are the DRLs illuminated?  | Go to Step 4  | |||||||
4  | Set the parking brake. Does the brake warning indicator lamp illuminate?  | Go to Step 5  | Go to Brake Warning Indicator Inoperative in Hydraulic Brakes  | ||||||
5  | 
 Does the test lamp illuminate?  | Go to Step 7  | Go to Step 6  | ||||||
6  | Test the DRL relay control circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition?  | Go to Step 10  | Go to Step 8  | ||||||
7  | Inspect for poor connections at the harness connector of the IPC. Refer to Testing for Intermittent Conditions and Poor Connections in Wiring Systems. Did you find and correct the condition?  | Go to Step 10  | Go to Step 9  | ||||||
8  | Repair the following in the ignition 1 voltage circuit of the DRL indicator: 
 
 
 Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair?  | Go to Step 10  | --  | ||||||
9  | Replace the IPC. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming. Did you complete the replacement?  | 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  | ||||||