Infiniti G20 (P11). Manual — part 456
6
CHECK BODY GROUND CIRCUIT FOR INTAKE DOOR MOTOR
Check circuit continuity between intake door motor harness terminal No. 5 and body ground.
RHA101H
OK or NG
OK
©
Replace intake door motor.
NG
©
Repair harness or connector.
7
CHECK CIRCUIT CONTINUITY BETWEEN INTAKE DOOR MOTOR AND PUSH CONTROL UNIT
Check circuit continuity between intake door motor harness terminal Nos. 1, (4) and push control unit harness terminal
Nos. 24, (21).
RHA907H
MTBL0132
OK or NG
OK
©
Replace push control unit.
NG
©
Repair harness or connector.
RHA163D
CONTROL LINKAGE ADJUSTMENT
NCHA0136
Intake Door Motor
NCHA0136S01
1.
Install intake door motor on intake unit.
Ensure that the intake door motor lever is fitted into the slit
portion of intake door link.
2.
Connect the intake door motor harness connector.
3.
Turn ignition switch to “ON” position.
4.
Check that intake door operates properly when REC switch is
turned ON and OFF.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
SC
EL
IDX
TROUBLE DIAGNOSES
MANUAL
Intake Door (Cont’d)
HA-155
Mode Door Motor
TROUBLE DIAGNOSIS PROCEDURE FOR MODE DOOR MOTOR
=NCHA0137
SYMPTOM:
I
Air outlet does not change.
I
Mode door motor does not operate normally.
INSPECTION FLOW
SHA364F
*5: HA-147
TROUBLE DIAGNOSES
MANUAL
Mode Door Motor
HA-156
RHA104H
COMPONENT DESCRIPTION
NCHA0179
Mode Door Motor
NCHA0179S01
The mode door motor is attached to the heater unit. It rotates so
that air is discharged from the outlet set by the auto amp. Motor
rotation is conveyed to a link which activates the mode door.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
SC
EL
IDX
TROUBLE DIAGNOSES
MANUAL
Mode Door Motor (Cont’d)
HA-157
MODE DOOR MOTOR CIRCUIT
=NCHA0138
SYMPTOM:
I
Air outlet does not change.
I
Mode door motor does not operate normally.
1
CHECK FOR OUTPUT OF PUSH CONTROL UNIT
Disconnect mode door motor harness connector.
Change the mode from FACE to DEF, or from DEF to FACE. Do approx. 12 volts exist between push control unit harness
terminal No. 7 and No. 8 in both cases?
RHA105H
Yes or No
Yes
©
GO TO 3.
No
©
GO TO 2.
TROUBLE DIAGNOSES
MANUAL
Mode Door Motor (Cont’d)
HA-158
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