Honda ACCORD HYBRID 2005 Service Manual page 1614

Climate Control
D T C T r o u b l e s h o o t i n g ( c o n t ' d )
8. Check for continuity between the f o l l o w i n g
t e r m i n a l s of audio-HVAC display panel connector A
(22P) and the passenger's air m i x control m o t o r 7P
connector.
22P: 7P:
No. 2 No. 3
No. 10 No. 1
No. 15
No. 5
No. 20 No. 7
No. 22 No. 2
AUDIO-HVAC DISPLAY P A N E L C O N N E C T O R A (22P)
W i r e side of f e m a l e t e r m i n a l s
P A S S E N G E R ' S AIR MIX C O N T R O L MOTOR 7P C O N N E C T O R
W i r e side of f e m a l e t e r m i n a l s
Is there continuity?
YES—Check for loose w i r e or poor connections at
audio-HVAC display panel connector A (22P) and at
the passenger's air m i x control m o t o r 7P connector.
If the connections are g o o d , substitute a k n o w n -
g o o d audio-HVAC display panel, and recheck. If the
s y m p t o m / i n d i c a t i o n goes away, replace the
original audio-HVAC display panel. •
NO—Repair any open in the wire(s) between the
audio-HVAC display panel and the passenger's air
m i x control motor. •
DTC B1237 or DTC indicator M : A Short in the
Passenger's Air Mix Control Motor Circuit
1. Clear the DTC by t u r n i n g the ignition switch OFF,
and then ON (II).
2. Operate the climate control system in several
modes.
3. Check for DTCs using the HDS or self-diagnostic.
Is DTC B1237 or M indicated?
Y E S — G o t o step 4.
NO—Intermittent failure. •
4. Turn the ignition switch OFF.
5. Test the passenger's air m i x control motor
(see page 21-82).
Is the passenger's air mix control motor OK?
Y E S — G o t o step 6.
NO—Replace the passenger's air m i x control m o t o r
(see page 21-83). •
6. Disconnect the passenger's air m i x control motor
7P connector.
7. Disconnect audio-HVAC display panel connector A
(22P).
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