Step | Action | Yes | No |
---|---|---|---|
Schematic Reference: Head Up Display Schematics | |||
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
2 |
Does the HUD dim properly? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 |
Does the test lamp go from full intensity then dim? | Go to Step 6 | Go to Step 4 |
4 | Test the HUD dim slider circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 8 | Go to Step 5 |
5 | Replace the HUD dimmer switch. Refer to Switch Replacement - Ignition and Start, DIC Display and HUD Dimmer . Did you find and correct the condition? | Go to Step 8 | Go to Step 7 |
6 | Replace the HUD. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming. Did you complete the replacement? | Go to Step 8 | -- |
7 | 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 8 | -- |
8 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2 |