Nissan Sentra Service Manual: Engine control system
- Precaution
- Preparation
- System description
- System
- Operation
- Ecu diagnosis information
- Wiring diagram
- Basic inspection
- Dtc/circuit diagnosis
- Symptom diagnosis
- Periodic maintenance
- Removal and installation
- Service data and specifications (SDS)
Service data and specifications
(sds)
Periodical Maintenance Specification
ENGINE COOLANT CAPACITY (APPROXIMATE)
Radiator
Thermostat
Water Control Valve
...
Precaution
...
Other materials:
C1140 Actuator relay system
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1140
ACTUATOR RLY
When a malfunction is detected in actuator relay.
Harness or connector
ABS actuator and electric unit
(control unit)
Fusible link ...
Eps branch line circuit
Diagnosis Procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the eps control unit for damage,
bend and loose connection (unit
side and connector side).
Is the inspection result norm ...
Increasing fuel economy
Keep your engine tuned up.
Follow the recommended scheduled maintenance.
Keep the tires inflated to the correct pressure.
Low tire pressure increases tire wear
and lowers fuel economy.
Keep the wheels in correct alignment. Improper
alignment increases tire wear and
lowers fuel eco ...
