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 “HVA ...
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 “HVA ...
Other materials:
Diagnosis and repair work flow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW FOR MALFUNCTION
Interview the symptom to the customer.
>> GO TO 2.
2.SYMPTOM CHECK
Check the symptom from the customer's information.
>> GO TO 3.
3.BASIC INSPECTION
Check the operation of each part. Check that any sym ...
Positive crankcase ventilation
Inspection
1.CHECK PCV VALVE
With engine running at idle, remove PCV valve from rocker cover. A
properly working valve makes a hissing noise as air passes through
it. A strong vacuum should be felt immediately when a finger is
placed over valve inlet.
Is the inspection result normal?
YES &g ...
Intelligent Key system (if so equipped)
WARNING
• Radio waves could adversely affect electric medical equipment. Those who
use a pacemaker should contact the electric medical equipment manufacturer for the
possible influences before use.
• The Intelligent Key transmits radio waves when the buttons are pushed. The FAA
advises t ...
