Navigation System Symptom Troubleshooting - Navigation unit will not eject or accept the navigation DVD
Navigation unit will not eject or accept the navigation DVD
  1. Check No. 15 (10 A) fuse in the under-hood fuse/relay box and No. 18 (7.5 A) fuse in the driver's under-dash fuse/relay box.
Are the fuses OK?
YES -
Go to Step 2 .
NO -
Replace the blown fuse(s) and recheck.■
  1. Turn the ignition switch to ON (II).
Does the navigation DVD eject?
YES -
Go to Step 4 .
NO -
Go to Step 5 .
  1. Reinsert the navigation DVD into the navigation unit.
Does the navigation unit accept the navigation DVD?
YES -
No problems at this time, the system is normal. Inspect for loose or poor connections at terminals No. 1, No. 2 and No. 4 of navigation unit connector A (8P).■
NO -
  1. Measure the voltage between navigation unit connector A (8P) terminal No. 4 and body ground.
Is there less than 0.1 V?
YES -
Go to Step 6 .
NO -
  1. Measure the voltage between navigation unit connector A (8P) terminal No. 1 and No. 2 to body ground.
Is there battery voltage?
YES -
NO -
Repair open in the WHT wire between navigation unit connector A (8P) terminal No. 1 and the No. 15 (10 A) fuse in the under-hood fuse/relay box or the navigation unit connector A (8P) terminal No. 2 and No. 18 (7.5 A) fuse in the driver's under-dash fuse/relay box.■