Honda ACCORD HYBRID 2005 Service Manual page 2016

Audio System
S y m p t o m T r o u b l e s h o o t i n g ( c o n t ' d )
4. Check for continuity between each audio-HVAC
subdisplay/clock 10P connector terminal and body
g r o u n d .
Wire Audio-HVAC
subdisplay/clock 10P
connector terminal
BLU 2
YEL 4
PUR 5
ORN 6
BLU
7
GRY 8
BLK 1
RED
9
GRN 10
Is there continuity?
YES-^Repair the short to g r o u n d in the wire
between the audio unit and the audio-HVAC
subdisplay/clock. •
N O — G o t o step 5.
5. Substitute a known-good audio-HVAC subdisplay/
clock and recheck.
Does the subdisplay work properly?
YES—Replace the original audio-HVAC subdisplay/
clock. •
NO—Substitute a k n o w n - g o o d audio-HVAC display
panel and retest. If the p r o b l e m is gone, replace the
original audio unit (see page 2 3 - 7 1 ) . •
A u d i o display and controls are d i m , no back
lighting (LCD segments can be read)
1. Repeat turning the ignition switch ON (II) and OFF
to see if the back lighting returns.
Does the back lighting return?
YES—Operation is normal at this t i m e . •
NO—Go to step 2.
2. Shine a flashlight against the audio unit display.
Can the audio unit display information be seen?
YES—Replace the audio unit (see page 23-71).
NO—Go to no display appears on the screen (LCD
segments can not be read) (see page 23-51)
23-50