Acura 2002 RSX Service Manual page 1105

DTG 7: An Open in the Air Mix Control Motor
Circuit
1. Disconnect the air mix control motor 5P connector.
2. Disconnect the climate control unit 30P connector.
3. Check for continuity between following terminals
of the climate control unit 30P connector and the air
mix control motor 5P connector,
30P: 5P:
N o . 2 N o . 4
N o . 4 N o . 5
N o . 9 N o . 3
N o . 2 0
N o . 1
N o . 2 1 N o . 2
CLIMATE CONTROL UNIT 3OP CONNECTOR
Wire side ol lemale terminals
AIR MIX CONTROL MOTOR 5P CONNECTOR
Wire side of female terminals
ls there continuity?
YES Check for loose wires or poor connections at
the climate control unit 30P connector and at the air
mix control motor 5P connector. lf the connections
are good, substitute a known-good air mix control
motor, and recheck. lf the symptom/indication goes
away, replace the original air mix control motor. lf
the symptom/indication continues, substitute a
known-good climate control unit, and recheck. lf
the symptom/indication goes away. replace the
original climate control unit.l
NO Repair any open in the wire(s) between the
climate conlrol unit and the air mix control
m o t o r . l
DTC 8: A Short in the Air Mix Control Motor
Circuit
1. Disconnect the air mix control motor 5P connector.
2. Disconnect the climate control unit 30P connector.
3. Check for continuity between body ground and the
climate control unit 30P connector terminals No. 2,
4, 9, 20, and 21 individually.
CLIMATE CONTROL UNIT 3OP CONNECTOR
Wire side of female terminals
ls there continuity?
YES - Repair any short to body ground in the
wire(s) between the climate control unit and the air
mix control motor.l
NO Go to step 4.
(cont'd)
21-21