Nissan Juke Service and Repair Manual : 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-83, "DTC Logic".
• If DTC P1612 is displayed with DTC U1010 (for BCM), first perform the trouble diagnosis for DTC U1010.
Refer to BCS-84, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check DTC in “Self Diagnostic Result” mode of “ENGINE” using CONSULT-III.
Is DTC detected? YES >> Go to SEC-54, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.REPLACE BCM
1. Replace BCM. Refer to BCS-93, "Removal and Installation".
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT-III.
For initialization and registration procedures, refer to CONSULT-III Operation Manual NATS-IVIS/NVIS.
Can the system be initialized and can the engine be started with registered Intelligent Key? YES >> INSPECTION END
NO >> GO TO 2.
2.REPLACE ECM
Replace ECM.
Refer to EC-447, "Removal and Installation" (MR16DDT), or EC-805, "Removal and Installation" (HR16DE).
>> INSPECTION END
P1611 ID discord, IMMU-ECM
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check DTC in “Self Diagnostic Result” mode of “ENGINE” using ...
P1614 chain of IMMU-KEY
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE 1
1. Contact Intelligent Key backside to push-button ignition switch.
2. Check DTC in “Self Diagn ...
Other materials:
Precaution Necessary for Steering Wheel Rotation after Battery Disconnect
NOTE:
• Before removing and installing any control units, first turn the ignition
switch to the LOCK position, then disconnect
both battery cables.
• After finishing work, confirm that all control unit connectors are connected
properly, then re-connect both
battery cables.
• Always us ...
Reporting safety defects
For USA
If you suspect that your Nissan Leaf possesses a safety-related defect that could potentially result in a collision, injury, or death, it is imperative that you notify the National Highway Traffic Safety Administration (NHTSA) immediately, in addition to reporting your concerns directly ...
Engine idle speed too low or unstable
Description
CHART 6: ENGINE IDLE SPEED TOO LOW OR UNSTABLE
Diagnosis Procedure
1.CHECK FUEL
Check that the fuel reservoir is correctly filled and with the right fuel.
>> GO TO 2.
2.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-885, ...
