Honda ACCORD HYBRID 2005 Service Manual page 2013

Special Tools Required
• Radio test harness breakout box 07AAZ-SDAA100
• Test harness (Stanley) 070AZ-SDAA200
Power s w i t c h w i l l not t u r n ON ( w i t h o u t
navigation)
1. With the ignition switch ON (II), push the power
switch ON to see if the audio unit turns ON.
Does the power turn on?
YES—Operation is n o r m a l . •
NO—Go to step 2.
2. Turn the ignition switch OFF, then check the No. 5
(10 A) and No. 32 (7.5 A) fuses in the under-dash
fuse/relay box.
Are the fuses OK ?
Y E S — G o t o step 3.
NO—Replace the fuse(s) and recheck. •
3. Remove the audio-HVAC display module (see page
23-69). Check that audio unit connector A (20P) is
properly connected.
Is it connected properly?
Y E S — G o t o step 4.
NO—Reconnect the connector, and recheck the
function. •
4. Measure voltage between audio unit connector A
(20P) terminal No. 10 and body g r o u n d . There
should be battery voltage.
AUDIO UNIT CONNECTOR A (20P)
PNK
n r i n n
1 2 3
4
5 6 7 8 9
10
11 12 13
/
15 16 17 18 19 20
Wire side of female terminals
Is there battery voltage?
Y E S — G o t o step 5.
NO—Repair the open circuit or poor connection in
the w i r e between the under-dash fuse/relay box
No. 5 (10A) fuse and the audio unit connector A10
t e r m i n a l . •
5. Turn the ignition switch ON (II).
6. Measure the voltage between the audio unit
connector A (20P) terminal No. 2 and body g r o u n d .
There should be battery voltage.
AUDIO UNIT CONNECTOR A (20P)
YEL
1
2 3
4
5
6 7
8
9 10
11 12 13
A
15
16 17 18 19 20
Wire side of female terminals
Is there battery voltage?
YES—Go to step 7.
NO—Repair the open circuit or poor connection in
the w i r e between the under-dash fuse/relay box
No. 32 (7.5 A) fuse and audio unit connector A2
t e r m i n a l . •
(cont'd)
23-47