Nissan Sentra Service Manual: Removal and installation
Ecm
Exploded View
- ECM bracket
- ECM
- Engine mounting insulator bracket
Removal and Installation
CAUTION:
Perform ADDITIONAL SERVICE WHEN REPLACING ECM. Refer to EC-135, "Work Procedure".
REMOVAL
- Remove battery. Refer to PG-50, "Removal and Installation (Battery)".
- Disconnect ECM harness connectors. Refer to PG-42, "Description".
- Remove the fuse box bracket from the ECM bracket.
- Remove the ECM bracket from the engine mounting LH, together with ECM.
- Remove ECM mounting nuts, and then remove ECM.
INSTALLATION
Install in the reverse order of removal.
Positive crankcase ventilation
Inspection
1.CHECK PCV VALVE
With engine running at idle, remove PCV valve from rocker cover. A
properly working valve makes a hissing noise as air passes through
it. A strong vacuum should be fel ...
Service data and specifications (SDS)
Idle speed
*: Under the following conditions
A/C switch: OFF
Electric load: OFF (Lights, heater fan & rear window defogger)
Steering wheel: Kept in straight-ahead position
Ignition ...
Other materials:
Front coil spring and strut
Exploded View
Piston rod lock nut
Strut mount insulator
Strut mount bearing
Bound bumper
Coil spring
Lower rubber seat
Strut
Steering knuckle
Front
Removal and Installation
REMOVAL
Remove the wheel and tire using power tool. Refer to WT-47, "Exploded
View&quo ...
P0452 EVAP Control system pressure sensor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0452
EVAP SYS PRES SEN
(Evaporative emission system
pressure sensor/switch low)
An excessively low voltage from the
sensor is se ...
Dtc/circuit diagnosis
Eco mode switch
Component function check
1. Check eco mode switch operation
Turn ignition switch on.
Check ECO mode indicator lamp turns ON/OFF on combination meter when
turn ECO mode switch ON/
OFF.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Proceed to DM ...
