Nissan Murano: Dtc/circuit Diagnosis / P0863 Tcm Communication

Nissan Murano (Z52) 2015-2024 Service Manual / Transmission & Driveline / Transaxle & Transmission :: Cvt: Re0f10j / Dtc/circuit Diagnosis / P0863 Tcm Communication

DTC Description

DTC DETECTION LOGIC

DTC	CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0863	CONTROL UNIT (CAN) (TCM Communication Circuit)	Diagnosis condition	Engine is started
		Signal	—
		Threshold	An error is detected at the initial CAN diagnosis of TCM
		Diagnosis delay time	Within 1 second

POSSIBLE CAUSE

TCM

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed

DTC Confirmation Procedure

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.

CHECK DTC DETECTION

Start the engine.
Check the DTC.

Is “P0863” detected?

YES>>

Go to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK INTERMITTENT INCIDNT

Refer to Intermittent Incident.

Is the inspection result normal?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

Repair or replace malfunctioning parts.

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