Nissan Juke Service and Repair Manual : 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 and loose connection (unit side and connector side).
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 ECM.
2. Check the resistance between the ECM harness connector terminals.
- HR16DE models
- MR16DDT models
- K9K models
Is the measurement value within the specification? YES >> GO TO 3.
NO >> Repair the ECM branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the ECM. Refer to the following.
• HR16DE: EC-566, "Diagnosis Procedure" • MR16DDT: EC-155, "Diagnosis Procedure" • K9K: EC-885, "Diagnosis Procedure"
Is the inspection result normal? YES (Present error)>>Replace the ECM. Refer to the following.
• HR16DE: EC-805, "Removal and Installation" • MR16DDT: EC-447, "Removal and Installation" • K9K: EC-879, "Work Procedure"
YES (Past error)>>Error was detected in the ECM branch line.
NO >> Repair the power supply and the ground circuit.
Main line betweeN DLC and MDU circuit
Diagnosis Procedure 1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT) 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Disconnect the following harness conne ...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 ...Other materials:
Additional service when removing battery negative terminal
Description
• The NAVI control unit is equipped with the anti-theft system.
• The NAVI control unit operates after authenticating a fixed four-digit
anti-theft code.
• After removing the battery of the NAVI control unit, the authentication of the
anti-theft code is required.
Work Procedure
...
B2609 steering status
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE 1
1. Press push-button ignition switch under the following conditions and wait
1 second or more.
- Selector lever: In the P position
- Brake pedal: Not depressed
2. Check DTC in “Self Diagnostic ...
P1740 select solenoid
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
If “DTC CONFIRMATION PROCEDURE” has been previously performed, always turn
ignition switch
OFF and wait at least 10 seconds before performing the next test.
After the repair, p ...