Nissan Juke Service and Repair Manual : B2636, B2637, B2638, B2639, B2654, B2655 mode door motor
DTC Logic
DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Turn ignition switch ON.
2. Select “Self Diagnostic Result” mode of “HVAC” using CONSULT-III.
3. Check DTC.
Is DTC detected? YES >> Refer to HAC-157, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK MODE DOOR MOTOR POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between mode door motor harness connector and ground.

Is the inspection result normal? YES >> GO TO 2.
NO >> GO TO 5.
2.CHECK MODE DOOR MOTOR GROUND CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect mode door motor and A/C auto amp. connector.
3. Check continuity between mode 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 MODE DOOR MOTOR LIN SIGNAL
1. Connect mode door motor and A/C auto amp. connector.
2. Turn ignition switch ON.
3. Confirm output waveform between mode door motor harness connector and ground using oscilloscope.

Is the inspection result normal? YES >> GO TO 4.
NO >> GO TO 6.
4.CHECK INSTALLATION OF MODE DOOR MOTOR
Check mode door motor is properly installed. Refer to HAC-195, "Exploded View".
Is the inspection result normal? YES >> Replace mode door motor. Refer to HAC-197, "MODE DOOR MOTOR : Removal and Installation".
NO >> Repair or replace malfunctioning part.
5.CHECK MODE DOOR MOTOR POWER SUPPLY CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect mode door motor and A/C auto amp. connector.
3. Check continuity between mode door motor harness connector and A/C auto amp. harness connector.

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

Is the inspection result normal? YES >> Replace A/C auto amp. Refer to HAC-188, "Removal and Installation".
NO >> Repair harness or connector.
B2632, B2633 air mix door motor PBR
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Turn ignition switch ON.
2. Select “Self Diagnostic Result” mode of “HVAC” usi ...
B263D, B263E, B263F intake door motor
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Turn ignition switch ON.
2. Select “Self Diagnostic Result” mode of “HVAC” usi ...
Other materials:
General Precautions
• Always use a 12 volt battery as power source.
• Do not attempt to disconnect battery cables while engine is
running.
• Before connecting or disconnecting the ECM harness connector,
turn ignition switch OFF, wait 3 minutes and disconnect
battery negative cable. Failure to do so may damage the
...
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
driver and front passenger for certain
types of collision. This system includes seat belt switch inputs and dual stage
f ...
Main power supply and ground circuit
Diagnosis Procedure
1.CHECK TCM POWER CIRCUIT 1
1. Turn the ignition switch OFF.
2. Disconnect the TCM connector.
3. Check the voltage between the TCM harness connector terminals and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK TCM POWER C ...
