Pinpoint Test Ah : The Compass Is Inoperative (With Touchscreen Audio)
- Normal Operation and Fault Conditions
If the compass display data messages are missing or invalid for 5 seconds or less, the compass displays the last vehicle direction based upon the last known good compass display message received.
If the compass display data messages are invalid or missing for more than 5 seconds, the IPC defaults the display to all dashes (---).
See Compass Display. REFER to: Message Center - System Operation and Component Description .
Possible Sources
- Communication concern
- APIM concern
- IPC
- AH1 RETRIEVE THE RECORDED DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE APIM (SYNC MODULE) SELF-TEST
- Ignition ON.
- Using a diagnostic scan tool, perform the APIM self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Information and Entertainment System . No GO to AH2 - AH2 RETRIEVE THE RECORDED DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST
- Using a diagnostic scan tool, perform the IPC self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to DTC Chart: IPC . No Refer to APIM Guided Routine Testing .