Nissan Juke Service and Repair Manual : Door motor
Diagnosis Procedure
NOTE
:
If all of door motor DTCs are detected, check this circuit.
1.CHECK DOOR MOTOR POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between intake door motor harness connector and ground.

Is the inspection result normal? YES >> GO TO 2.
NO >> GO TO 7.
2.CHECK DOOR MOTOR GROUND CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect intake door motor and A/C auto amp. connector.
3. Check continuity between intake door motor harness connector and A/C auto amp. harness connector.

Is the inspection result normal? YES >> GO TO 3.
NO >> Repair harness or connector.
3.CHECK DOOR MOTOR LIN SIGNAL
1. Connect A/C auto amp. and intake door motor connector.
2. Turn ignition switch ON.
3. Confirm output waveform between A/C auto amp. harness connector and ground using oscilloscope.

Is the inspection result normal? YES >> GO TO 4.
NO >> GO TO 6.
4.CHECK DOOR MOTOR LIN SIGNAL CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect A/C auto amp. and intake door motor connector.
3. Check continuity between A/C auto amp. harness connector and intake door motor harness connector.

Is the inspection result normal? YES >> GO TO 5.
NO >> Repair harness or connector.
5.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to GI-42, "Intermittent Incident".
>> INSPECTION END
6.CHECK DOOR MOTOR LIN SIGNAL CIRCUIT FOR SHORT
1. Turn ignition switch OFF.
2. Disconnect following connectors.
- A/C auto amp.
- Air mix door motor
- Mode door motor
- Intake door motor
3. Check continuity between A/C auto amp. harness connector and ground.

Is the inspection result normal? YES >> Replace A/C auto amp. Refer to HAC-188, "Removal and Installation".
NO >> Repair harness or connector.
7.CHECK DOOR MOTOR POWER SUPPLY CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect intake door motor and A/C auto amp. connector.
3. Check continuity between intake door motor harness connector and A/C auto amp. harness connector.

Is the inspection result normal? YES >> GO TO 8.
NO >> Repair harness or connector.
8.CHECK DOOR MOTOR POWER SUPPLY CIRCUIT FOR SHORT
1. Disconnect following connectors.
- Air mix door motor
- Mode door motor
2. Check continuity between A/C auto amp. harness connector and ground.

Is the inspection result normal? YES >> Replace A/C auto amp. Refer to HAC-188, "Removal and Installation".
NO >> Repair harness or connector.
Power supply and ground circuit
A/C auto AMP. : Diagnosis Procedure
1.CHECK SYMPTOM
Check symptom (A or B).
Which symptom is detected?
A >>GO TO 2.
B >>GO TO 5.
2.CHECK FUSE
1. Turn ignition switch OFF.
2. ...
A/C on signal
Component Function Check
1.CHECK A/C ON SIGNAL
With CONSULT-III
1. Turn ignition switch ON.
2. Operate blower motor.
3. Select “AIR CONDITIONER” of “BCM” using CONSULT-III.
4. Select “AIR COND S ...
Other materials:
P0504 ASCD brake SWI
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.CHECK GROUND CONNECTIONS
1. Turn ignition switch OFF and wait at least 20 seconds.
2. Check ground connection E38. Refer to Ground inspection in GI-44, "Circuit
Inspection".
Is the inspection result normal?
YES >> GO TO ...
Not communication with the ECM
Description
CHART 1: NO COMMUNICATION WITH THE ECM
Diagnosis Procedure
1.INSPECTION START
Ensure that CONSULT-III is not causing the malfunction by trying to establish
dialogue with an ECM on
another vehicle. If the CONSULT-III is not at malfunction, and dialogue cannot
be established with ...
Door mirror defogger
Description
Heats the heating wire with the power supply from the rear window defogger
relay to prevent the door mirror
from fogging up.
Component Function Check
1.CHECK DOOR MIRROR DEFOGGER
1. Perform IPDM E/R Active Test (“REAR DEFOGGER”) using CONSULT-III.
2. Touch “ON”.
3. Check that bo ...
