Nissan Sentra B18 (2020-2025) Service Manual / Transmission & Driveline / Transaxle & Transmission :: Cvt: Re0f15a / Dtc/circuit Diagnosis / P0604-00 Control Module Ram

Nissan Sentra B18 (2020-2025) Service Manual: P0604-00 Control Module Ram

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0604	00	CONTROL MODULE RAM [Internal Control Module Read Access Memory (RAM) Error]	Diagnosis condition	When the ignition switch is ON
			Signal	—
			Threshold	TCM RAM area sum parity check detects malfunction in RAM.
			Diagnosis delay time	—

POSSIBLE CAUSE

TCM (RAM)

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

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

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

>>
GO TO 2.
CHECK DTC DETECTION
1. Ignition switch ON.
2. Check the DTC.
Is "P0604-00" detected?
YES >>
Proceed to DTC Diagnosis Procedure.
NO-1>>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

REPLACE TCM

Replace TCM. Refer to Removal and Installation.

>>
WORK END

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