Nissan Juke Service and Repair Manual : P0603 ECM power supply
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 switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON wait at least 10 seconds.
2. Turn ignition switch OFF and wait at least 5 minutes.
3. Turn ignition switch ON, wait at least 10 seconds.
4. Repeat step 2 and 3 for five times.
5. Check 1st trip DTC.
Is 1st trip DTC detected? YES >> Proceed to EC-300, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK ECM POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the voltage between ECM harness connector terminals.
Is the inspection result normal? YES >> GO TO 2.
NO >> Perform the trouble diagnosis for power supply circuit.
2.CHECK INTERMITTENT INCIDENT
Perform GI-42, "Intermittent Incident".
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace error-detected parts.
3.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC confirmation procedure.
Refer to EC-300, "DTC Logic".
Is the 1st trip DTC P0603 displayed again? YES >> Replace ECM. Refer to EC-447, "Removal and Installation".
NO >> INSPECTION END
P0524 engine oil pressure
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0524 is displayed with DTC P0520, P0075, or P0081, perform trouble diagnosis for DTC P0520, P0075, or P0081 first. Refer to EC-176, "DTC Logic&qu ...P0605 ECM
DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conductin ...Other materials:
MR16DDT : Removal and Installation
REMOVAL
1. Disconnect the battery cable from the negative terminal. Refer to PG-124,
"Removal and Installation".
2. Drain engine coolant from radiator. Refer to CO-11, "Draining".
3. Remove charge air cooler. Refer to EM-31, "Removal and Installation".
4. Remove C ...
A/C switch
Component Function Check
1.CHECK A/C ON SIGNAL
With CONSULT-III
1. Turn ignition switch ON.
2. Select “AIR CONDITIONER” of “BCM” using CONSULT-III.
3. Select “AIR COND SW” in “DATA MONITOR” mode, and check status under the
following condition.
Is the inspection result normal?
YES >> ...
C1115 wheel sensor
DTC Logic
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn
ignition switch OFF and
wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.CHECK DTC DETECTION
With CONSULT-III.
1. Stat the en ...