Nissan Juke Service and Repair Manual : 4WD branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).
- 4WD control module
- Harness connecotor B7
- Harness connecotor E107
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of 4WD control module.
2. Check the resistance between the 4WD control module harness connector terminals.

Is the measurement value within the specification? YES >> GO TO 3.
NO >> Repair the 4WD control module branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the 4WD control module. Refer to DLN-78, "Diagnosis Procedure".
Is the inspection result normal? YES (Present error)>>Replace the 4WD control module. Refer to DLN-91, "Removal and Installation".
YES (Past error)>>Error was detected in the 4WD control module branch line.
NO >> Repair the power supply and the ground circuit.
ECM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the ECM for damage, bend ...
ABS branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the ABS actuator and ele ...
Other materials:
P1612 chain of ECM-IMMU
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC P1612 is displayed with DTC U1000 (for BCM), first perform the trouble
diagnosis for DTC U1000.
Refer to BCS-153, "DTC Logic".
• If DTC P1612 is displayed with DTC U1010 (for BCM), first perform the trouble
diagnosis for DTC U1010.
...
P0197, P0198 EOT sensor
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform
the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition swit ...
U1010 control unit (CAN)
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent malfunction
detection ability.
Many electronic control units are equipped onto a vehicle, and ...
