07/11/02 09:44:33 61TA0000_210_0141
Climate Control
DTC Troubleshooting (cont'd)
9. Check for continuity between the following
terminals of climate control unit connector A (28P)
and the passenger's air mix control motor 7P
connector.
28P:
No. 1
No. 2
*01
CLIMATE CONTROL UNIT CONNECTOR A (28P)
LT GRN
*1: With navigation
*2: Without navigation
Is there continuity?
YES
−
NO
climate control unit and the passenger's air mix
control motor.
21-140
7P:
No. 2
No. 1
Wire side of female terminals
1
BRN*
2
WHT*
LT GRN
BRN
PASSENGER'S AIR MIX CONTROL MOTOR
7P CONNECTOR
Wire side of female terminals
−
Go to step 10.
Repair open in the wire(s) between the
10. Check for continuity between body ground and
climate control unit connector A (28P) No. 1 and
No. 2 terminals individually.
CLIMATE CONTROL UNIT CONNECTOR A (28P)
LT GRN
1
BRN*
2
WHT*
Wire side of female terminals
*1: With navigation
*2: Without navigation
Is there continuity?
−
YES
Repair short to body ground in the wire(s)
between the climate control unit and the
passenger's air mix control motor.
NO
−
Substitute a known-good climate control unit,
and recheck. If the symptom/indication goes away,
replace the original climate control unit.
*02