Pinpoint Test V : The Compass Is Inoperative: Notes
Normal Operation and Fault Conditions
See Compass Display. REFER to: Message Center - System Operation and Component Description .
If the compass display message is 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 message is invalid or missing for more than 5 seconds, the IPC defaults the display to all dashes (---).
Possible Sources
- Communication concern
- APIM concern
- IPC