Nissan Juke Service and Repair Manual : Not communication with the ECM
Description
CHART 1: NO COMMUNICATION WITH THE ECM
Diagnosis Procedure
1.INSPECTION START
Ensure that CONSULT-III is not causing the malfunction by trying to establish dialogue with an ECM on another vehicle. If the CONSULT-III is not at malfunction, and dialogue cannot be established with any other ECM on the same vehicle, the cause could be a suspected ECM interfering on the CAN communication line.
Check the voltage of the battery and carry out the operations necessary to obtain a voltage which is to specification (9.5 V < U battery < 17.5 V).
>> GO TO 2.
2.CHECK CAN COMMUNICATION
Perform trouble diagnosis on the CAN communication line using CONSULT-III. Refer to LAN-31, "CAN COMMUNICATION SYSTEM : CAN Communication Signal Chart".
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3.CHECK ECM GROUND
Check the ECM earth (ground).
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace ground connection.
4.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-885, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace harness or connector.
5.CHECK DATA LINK CONNECTOR CIRCUIT
Check for the presence of 12 V on terminal 16 with ignition switch OFF, 12 V on terminal 8 with ignition switch ON and an earth (ground) on terminals 4 and 5 of the data link connector.
Repair if necessary.
Is the inspection result normal? YES >> INSPECTION END
NO >> Repair or replace harness or connector.
Engine control system symptoms
Symptom Table NOTE: Only consult this customer complaint after a complete check using the CONSULT-III. ...Engine does not start or starts with difficulty
Description CHART 2: ENGINE DOES NOT START OR STARTS WITH DIFFICULTY Diagnosis Procedure 1.CHECK FUEL Check that the fuel reservoir is correctly filled and with the right fuel. >> GO TO 2 ...Other materials:
Connector Information/Explanation of Option Abbreviation
CONNECTOR LIST
Connector information and harness layout are described in “POWER SUPPLY,
GROUND & CIRCUIT ELEMENTS”
Section.
EXPLANATION OF OPTION ABBREVIATION
HOW TO USE CONNECTOR INFORMATION
Description
...
P0190 FRP sensor
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 swit ...
Power outlet
The power outlet is located in the instrument panel.
CAUTION
• The outlet and plug may be hot during or immediately after use.
• Do not use with accessories that exceed a 12 volt, 120W (10A) power draw. Do not
use double adapters or more than one electrical accessory.
• Use power outle ...