Nissan Sentra Service Manual: P0604 ECM
DTC Logic
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition | Possible cause |
| P0604 | ECM [Internal control module random access memory (RAM) error] | Malfunction in the internal RAM of ECM. | ECM |
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
- Turn ignition switch OFF and wait at least 10 seconds
- Turn ignition switch ON.
- Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is 11 V or more with ignition switch ON.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
- Turn ignition switch ON (engine stopped) and wait least 20 minutes.
CAUTION:
Never start engine during this procedure.
- Turn ignition switch OFF and wait at least 10 seconds.
- Turn ignition switch ON.
- Check 1st trip DTC.
Is 1st trip DTC detected? YES >> Proceed to EC-347, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.PERFORM DTC CONFIRMATION PROCEDURE
- Turn ignition switch ON.
- Erase DTC.
- Perform DTC confirmation procedure. Refer to EC-347, "DTC Logic".
Is the 1st trip DTC P0604 displayed again? YES >> Replace ECM. Refer to EC-485, "Removal and Installation".
NO >> INSPECTION END
P0603 ECM
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0603
ECM BACK UP CIRCUIT
[Internal co ...
P0605 ECM
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0605
ECM
[Internal control module
...
Other materials:
System description
Component parts
Component parts location
Front tweeter LH
Steering switches
Audio unit
Front tweeter rh
Microphone
Front door speaker lh
Front door speaker rh
Rear speaker rh
Rear speaker lh
Antenna amp.
Satellite antenna
Window antenna
Usb interface
BluetoothВ® ...
Map lamp
Removal and installation
Removal
Lower front edge of map lamp (1) down from the headlining by
releasing the metal clips, then slide forward to clear pawls at
rear.
: Metal clip
Pawl
Disconnect the harness connectors from the map lamp and remove.
Installation
Installation is in t ...
FM/AM radio with compact disc (CD) player (if so equipped)
CD eject button
CD insert slot
SCAN button
DISP button
RPT/RDM button
TUNE/FOLDER knob / MENU button
AUX IN jack
AUX button
CD button
AM button
FM button
VOL (volume) control knob
/ (power) button
Station select (1 - 6) buttons
TRACK button
SEEK button
For ...
