Nissan Juke Service and Repair Manual : P062B ECM
Description
This DTC is detected when the ECM-integrated injector driver unit has a malfunction. For injector driver unit, refer to EC-31, "ECM".
DTC Logic
DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
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.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is 11 V
or more at idle
.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine and keep the engine speed at idle for 30 seconds.
2. Check 1st trip DTC.
Is 1st trip DTC detected? YES >> Proceed to EC-306, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK FUEL INJECTOR
Check fuel injector. Refer toEC-400, "Component Function Check".
Is inspection result normal? YES >> GO TO 2.
NO >> Repair or replace error-detected parts.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC confirmation procedure again. Refer to EC-306, "DTC Logic".
4. Check 1st trip DTC.
Is the DTC P062B displayed again? YES >> Replace ECM. Refer to EC-447, "Removal and Installation".
NO >> INSPECTION END
P0611 ECM protection
Description
This DTC is detected when the ECM protective function is activated due to an
extreme temperature increase
in ECM, resulting from severe conditions such as heavy load driving.
DTC Logi ...
P0643 sensor 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 conductin ...
Other materials:
P2119 electric throttle control actuator
DTC 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 ignitio ...
Wiring diagram
Engine control system
For connector terminal arrangements, harness layouts, and alphabets in a
(option abbreviation; if not
described in wiring diagram), refer to GI-12, "Connector Information/Explanation
of Option Abbreviation".
...
Diagnosis and repair work flow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION ABOUT SYMPTOM
Get detailed information from the customer about the symptom (the condition
and the environment when the
incident/malfunction occurs).
>> GO TO 2.
2.CHECK DTC
1. Check DTC of “ENGINE”, “BCM” and “IPDM E/R” ...
