Navigation Unit Will Not Eject or Accept the Navigation DVD
Navigation unit will not eject or accept the navigation DVD1. 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. Eject the DVD from the navigation unit.
Does the navigation DVD eject?
YES - Go to step 4.
NO - Go to step 5.
4. 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 C(8P).
NO - Replace the navigation unit.
5. Measure the voltage between navigation unit connector C (8P) terminal No. 4 and body ground.
Is there less than 0.1 V?
YES - Go to step 6.
NO - Repair open or high resistance in the BLK wire between navigation unit connector C (8P) and body ground (G604).
6. Measure the voltage between navigation unit connector C (8P) terminal No. 1 and body ground.
Is there battery voltage?
YES - Replace the navigation unit.
NO - Repair open in the YEL/RED wire between navigation unit connector C (8P) terminal No. 2 and the No. 32 (7.5 A) fuse in the under-dash fuse/relay box.