Step | Action | Yes | No |
|---|---|---|---|
Schematic Reference: Head Up Display Schematics | |||
1 | Did you perform the IPC Diagnostic System Check? | Go to Step 2 | |
2 |
Do all segments of the head-up display illuminate for 3.5 seconds? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 | Does the HUD display 2 dashes? | Go to Step 4 | Go to Step 5 |
4 | Test the head-up display clock circuit for a short to ground, or an open at the IPC. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 6 |
5 | Test the head-up display ground circuit for a short to B+, or an open at the IPC. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 8 |
6 | Test the head-up display data circuit for an open or a short to ground at the IPC. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 7 |
7 | Test the head-up display strobe circuit for an open or a short to ground at the IPC. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 13 |
8 | Test the head-up display ignition 1 circuit for a short to ground, or an open at the IPC. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 9 |
9 | Test the head-up display dim slider circuit for an open at the IPC. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 10 |
10 | Test the head-up display switch ground circuit for an open at the HUD switch. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 11 |
11 | Test the head-up display switch dim slider circuit for an open at the HUD switch. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 12 |
12 | Test the head-up display switch page circuit for an open at the HUD switch. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 13 |
13 | Inspect for poor connections at the harness connector of the head-up display switch and 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 18 | Go to Step 14 |
14 | Inspect for poor connections at the harness connector of the head-up display. 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 18 | Go to Step 15 |
15 | Replace the head-up display switch. Refer to Head Up Display Switch Replacement . Did you find and correct the condition? | Go to Step 18 | Go to Step 16 |
16 | Replace the head-up display. Refer to Instrument Cluster Head Up Display Replacement . Did you find and correct the condition? | Go to Step 18 | Go to Step 17 |
17 | Replace the IPC. Refer to Instrument Cluster Replacement . Did you complete the replacement? | Go to Step 18 | -- |
18 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2 |
