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Navigation Frequently Asks For Anti-Theft Code and Needs GPS Initialization

Navigation frequently asks for anti-theft code and needs GPS initialization

NOTE:
- Always make sure that the correct DVD color and version are installed.
- Check on-line for service bulletins or other service information for the navigation system.

1. Check No. 7 (7.5 A) and No. 32 (7.5 A) fuses in the under-dash fuse/relay box.

Are the fuses OK?

YES - Go to step 2.

NO - Replace the blown fuse(s) and recheck.

2. Turn the ignition switch ON(II).




3. Measure the voltage between body ground and navigation unit connector C (8P) terminals No. 1 and No. 2 individually.

Is there battery voltage?

YES - Go to step 4.

NO - If the +B wire does not have voltage, repair open in the wire between the under-dash fuse/relay box and the navigation unit. If the ACC wire does not have voltage, repair open in the wire between the under-dash fuse/relay box and the navigation unit.

4. Turn the ignition switch OFF.
5. Disconnect the navigation unit connector C (8P).




6. Check for continuity between navigation unit connector C (8P) terminal No. 4 and body ground.

Is there continuity?

YES - Replace the navigation unit.

NO - Repair open in the wire between the navigation unit and body ground (G604).