Nissan Rogue manuals

Nissan Rogue Service Manual: U0100 lost communication (ECM A)

DTC Description

DTC DETECTION LOGIC

DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition
U0100 LOST COMM (ECM A) (Lost Communication With ECM/PCM A) When the ignition switch is ON, TCM is unable to receive the CAN communications signal from ECM continuously for 2 seconds or more.

POSSIBLE CAUSE

FAIL-SAFE

DTC CONFIRMATION PROCEDURE

1.PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.

>> GO TO 2.

2.PERFORM DTC CONFIRMATION PROCEDURE

  1.  Start the engine and wait for at least 5 seconds.
  2.  Check the DTC.

Is “U0100” detected? YES >> Go to TM-96, "Diagnosis Procedure".

NO-1 >> To check malfunction symptom before repair: Refer to GI-41, "Intermittent Incident".

NO-2 >> Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to LAN-17, "Trouble Diagnosis Flow Chart".

U0073 communication bus a OFF
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U0102 lost communication (Transfer)
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Other materials:

Removal and installation
FRONT AIR CONTROL Removal and Installation REMOVAL Release the front air control clips and pawls using a suitable tool. : Metal clip : Pawl  Disconnect the harness connector from the front air control (1) and remove. INSTALLATION Installation is in the reverse order of ...

Operating the power liftgate (if so equipped)
WARNING  Make sure that all passengers have their hands, etc., inside the vehicle before closing the liftgate.  Do not leave children unattended inside the vehicle. They could unknowingly activate switches or controls. Unattended children could become inv ...

DTC/circuit diagnosis
P1610 LOCK MODE Description ECM forcibly switches to the mode that inhibits engine start, when engine start operation is performed 5 times or more while communication between ECM and BCM is not normal. DTC Logic DTC DETECTION LOGIC NOTE:  If DTC B1610 is displayed with DTC U1000, fi ...

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