Test R: Navigation System Does Not Operate Correctly - Navigation System Is Inaccurate

PINPOINT TEST R: NAVIGATION SYSTEM DOES NOT OPERATE CORRECTLY - NAVIGATION SYSTEM IS INACCURATE

R1-R4:

R4 Continued:

Normal Operation
The audio unit receives signals from the global positioning system (GPS) satellites through the GPS antenna and computes the vehicle position. The vehicle position is then displayed based on the map compact disc (CD).

Possible Causes
- Circuit 140 (BK/PK) short to voltage
- Calibration
- Map CD version
- Audio unit