Test E

PINPOINT TEST E: NAVIGATION SYSTEM DOES NOT OPERATE CORRECTLY - THE VOICE GUIDANCE IS INOPERATIVE/DOES NOT OPERATE CORRECTLY

Test E1-E2:

Test E2-E3:

Test E4-E5:

Test E5 Continued:

Test E6-E8:

Test E8-E9:

Normal Operation
The navigation system module provides voice-assisted route guidance to the audio unit through circuits 1530 (LB) and 1531 (LG). The volume of the voice guidance is controlled by the audio unit.

Possible Causes
- circuit 1530 (LB) open or shorted
- circuit 1531 (LG) open or shorted
- navigation system module
- audio unit