Nissan Juke Service and Repair Manual : P0603 ECM
Description
ECM has the memory function of the DTC memory, the air-fuel ratio feedback compensation value memory, the Idle Air Volume Learning value memory, etc. even when the ignition switch is turned OFF.
DTC Logic
DTC DETECTION LOGIC
*: This self-diagnosis is not for ECM power supply circuit, even though “ECM BACK UP/CIRCUIT” is displayed on CONSULT-III screen.
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.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 >> Go to EC-681, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.INSPECTION START
1. Erase DTC.
2. Perform DTC CONFIRMATION PROCEDURE.
See EC-681, "DTC Logic".
Is the 1st trip DTC P0603 displayed again? YES >> GO TO 2.
NO >> INSPECTION END
2.REPLACE ECM
1. Replace ECM.
2. Perform EC-541, "Work Procedure".
>> INSPECTION END
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, & ...P0605 ECM
DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 se ...Other materials:
The ambient temperature display is incorrect
Description
• The displayed ambient air temperature is higher than the actual
temperature.
• The displayed ambient air temperature is lower than the actual temperature.
Diagnosis Procedure
NOTE:
Check that the symptom is not applicable to the normal operating condition
before starting diagn ...
B257B, B257C ambient sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC is displayed along with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to HAC-
141, "DTC Logic".
• If DTC is displayed along with DTC U1010, first perform the trouble diagnosis
for DTC U1010. HAC-142,
"DTC Log ...
P2162 vehicle speed sensor
Description
ECM receives a rear wheel sensor signal from ABS actuator and electric unit
(control unit) via CAN communication
to switch combustion for the direct injection gasoline system. For the direct
injection gasoline system,
refer to EC-48, "DIRECT INJECTION GASOLINE SYSTEM : System ...