Nissan Sentra Service Manual: Symptom diagnosis
- Eps warning lamp does not turn on
- EPS warning lamp does not turn OFF
- Steering wheel turning force is heavy or light
- Unbalance steering wheel turning force and return between right and left
- Unbalance steering wheel turning force (torque variation)
EPS Warning lamp
Component Function Check
1.CHECK THE ILLUMINATION OF THE EPS WARNING LAMP
Check that the EPS warning lamp turns ON when ignition switch
turns ON. Then, EPS warning lamp turns
OFF after the engin ...
Eps warning lamp does not turn on
Description
EPS warning lamp does not turn ON when turning ignition switch
ON from OFF. (Check the illumination of the
EPS warning lamp.)
Diagnosis Procedure
1.CHECK EPS WARNING LAMP
Perform t ...
Other materials:
Engine oil
Inspection
Engine oil level
Note:
Before starting engine, put vehicle horizontally and check the engine oil
level. If engine is already started, stop
it and allow 10 minutes before checking.
Pull out oil level gauge and wipe it clean.
Insert oil level gauge and check that the engine oil ...
Component parts
STARTING SYSTEM (WITH INTELLIGENT KEY)
Component Parts Location
Starter motor
Transmission range switch (CVT Models)
IPDM E/R (view with air inlet duct
removed)
Clutch interlock switch (M/T Models)
ECM
BCM (view under instrument panel,
left side of vehicle)
Component Descri ...
C1109 Power and ground system
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1109
BATTERY VOLTAGE
[ABNORMAL]
When ignition voltage is 10 V or less.
When ignition voltage is 16 V or more.
Harness or connector
...
