Honda Accord 2008 Manual page 2683

07/11/02 10:05:52 61TA0000_230_0239
Navigation System
Symptom Troubleshooting (cont'd)
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 f uses OK ?
−
YES Go to step 2.
NO − Replace the blown fuse(s) and recheck.
2. Turn the ignition switch to ON (II).
3. Eject the DVD from the navigation unit (see page
23-239).
Does the navigation DV D 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
DV D?
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 − Replace the navigation unit (see page 23-240).
23-238
5. Measure the voltage between navigation unit
connector A (8P) terminal No. 4 and body ground.
NAVIGATION UNIT CONNECTOR A (8P)
Wire side of female terminals
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 A (8P) and
body ground (G651).
6. Measure the voltage between navigation unit
connector A (8P) terminal No. 1 and No. 2 to body
ground.
NAVIGATION UNIT CONNECTOR A (8P)
＋ ACC (PUR)
B (WHT)
Wire side of female terminals
Is there battery voltage?
−
YES Replace the navigation unit.
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.
ＴＡ０８ＡＮ１Ｊ３６１００００００００ＦＡＡＴ４０
GND (BLK)
＊２１
＊２２