Nissan Juke Service and Repair Manual : Back door opener switch
Component Function Check
1.CHECK FUNCTION
1. Select “TRUNK” of “BCM” using CONSULT-III.
2. Select “TR/BD OPEN SW” in “DATA MONITOR” mode.
3. Check that the function operates normally according to the following conditions.

Is the inspection result normal? YES >> Back door opener switch is OK.
NO >> Refer to DLK-244, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK BACK DOOR OPENER SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect back door opener switch connector.
3. Check signal between back door opener switch harness connector and ground using oscilloscope.

Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK BACK DOOR OPENER SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and back door opener switch harness connector.

3. Check continuity between BCM harness connector and ground.

Is the inspection result normal? YES >> Replace BCM. Refer to BCS-93, "Removal and Installation".
NO >> Repair or replace harness.
3.CHECK BACK DOOR OPENER SWITCH GROUND CIRCUIT
Check continuity between back door opener switch harness connector and ground.

Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK BACK DOOR OPENER SWITCH
Refer to DLK-245, "Component Inspection".
Is the inspection result normal? YES >> GO TO 5.
NO >> Replace back door opener switch. Refer to BCS-93, "Removal and Installation".
5.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
>> INSPECTION END
Component Inspection
1.CHECK BACK DOOR OPENER SWITCH
1. Turn ignition switch OFF.
2. Disconnect back door opener switch connector.
3. Check continuity between back door opener switch terminals.

Is the inspection result normal? YES >> INSPECTION END
NO >> Replace back door opener switch.
Back door opener actuator
Component Function Check
1.CHECK FUNCTION
1. Select “INTELLIGENT KEY” of “BCM” using CONSULT-III.
2. Select “TRUNK/BACK DOOR” in “ACTIVE TEST” mode.
3. Check that the function oper ...
Back door request switch
Component Function Check
1.CHECK FUNCTION
1. Select “INTELLIGENT KEY” of “BCM” using CONSULT-III.
2. Select “REQ SW-BD/TR” in “DATA MONITOR” mode.
3. Check that the function operat ...
Other materials:
PTC heater
Component Function Check
1.CHECK PTC HEATER OPERATION
1. Start the engine.
2. Operate fan control dial.
3. Operate temperature control dial to full hot position.
4. Check for warm air at discharge air outlet.
NOTE:
• Engine must be cold.
• Battery must be charged.
Is the inspection ...
B20A0 cranking request circuit
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B20A0 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to PCS-
30, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Perform DTC CONFIRMATION PROCEDURE for DTC P1650. Re ...
P0524 engine oil pressure
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0524 is displayed with DTC P0520 or P0075, perform trouble diagnosis for
DTC P0520 or P0075
first. Refer to EC-674, "DTC Logic" or EC-583, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedur ...
