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
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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.
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CHECK DTC DETECTION
-
Ignition switch ON.
-
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
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Dtc Diagnosis Procedure
DTC Diagnosis Procedure
-
REPLACE TCM
Replace TCM. Refer to Removal and Installation.
>>WORK END
Other materials:
U2141 Mac Comm Error (tcm)
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis
content)
DTC detection condition
...
B2fa9-11 Shift Position
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen items
(Trouble diagnosis
content)
DTC detecting condition
...
Mode Door Motor
Diagnosis Procedure
Diagnosis Procedure
CHECK MODE DOOR MOTOR POWER SUPPLY
Ignition switch ON.
Check voltage between mode door motor harness connector
and ground.
...