Trip Computer-No Fuel Information

Trip computer-no fuel information

Diagnostic Test: Navi System Link

NOTE:
- Always check the connectors for poor connections or loose terminals.
- Before troubleshooting, get the navigation system anti-theft codes.
- After troubleshooting, enter the navigation system anti-theft codes.
- If the Previous button on the Trip Computer screen is not active, make sure to answer OK to the Disclaimer screen.

Perform the "Navi System Link" check to check the communication line between the PCM (FI-ECU) and the navigation unit.

1. Start the engine.
2. Go into the diagnostic mode and use "Trip Information" diagnostic under Functional Setup.

Are the values greater than zero?

YES - The system is OK.

NO - Check for B or F-CAN DTCs, then troubleshoot them.