Honda Accord 2008 Manual page 1977

07/11/02 09:43:17 61TA0000_210_0113
Climate Control
DTC Troubleshooting (cont'd)
11. Check for continuity between climate control unit
connector A (28P) No. 11 terminal and climate
control unit connector B (12P) No. 12 terminal.
＊０２
CLIMATE CONTROL UNIT CONNECTOR A (28P)
CLIMATE CONTROL UNIT CONNECTOR B (12P)
*1: With navigation
*2: Without navigation
Is there continuity?
YES
NO −
21-112
Wire side of female terminals
RED*
LT GRN*
BLK
Wire side of female terminals
−
Repair short in the wires.
Go to step 12.
12. Turn the ignition switch to ON (II), and measure the
voltage between climate control unit connector A
(28P) No. 11 terminal and body ground.
CLIMATE CONTROL UNIT CONNECTOR A (28P)
1
2
*1: With navigation
*2: Without navigation
Is there any voltage?
−
YES Repair short to power in the wire between
the climate control unit and the mode control motor.
This short may also damage the climate control
unit. Repair short to power before replacing the
climate control unit.
−
NO Substitute a known-good climate control unit,
and recheck. If the symptom/indication goes away,
replace the original climate control unit.
13. Turn the ignition switch to LOCK (0), and
disconnect climate control unit connector B (12P).
14. Disconnect these items:
• Driver's air mix control motor
• Passenger's air mix control motor
• Recirculation control motor
• Mode control motor
1
RED*
2
LT GRN*
Wire side of female terminals
＊０３