Nissan Sentra Service Manual: Basic inspection
Diagnosis and repair work flow
Work flow
Detailed flow
1.Obtain information about symptom
Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurs.
>> GO TO 2.
2.Check symptom
- Check the symptom based on the information obtained from the customer.
- Check if any other malfunctions are present.
>> Go to 3.
3.Dtc/system diganosis
Perform a dtc/system diagnosis and repair or replace any malfunctioning part.
>> Go to 4.
4.Final check
Check that the ECO mode functions normally.
Does it operation normally? YES >> End of trouble diagnosis NO >> GO TO 2.
Wiring diagram
Eco mode system
Wiring diagram
...
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 swit ...
Other materials:
C1121, C1123, C1125, C1127 ABS OUT Valve system
DTC Logic
DTC DETECTION LOGIC
DTC DETECTION LOGIC
Display Item
Malfunction detected condition
Possible causes
C1121
FR LH OUT ABS SOL
When a malfunction is detected in front LH ABS OUT
valve.
Harness or connector
ABS actuator and electric unit
...
Trunk room trim
Exploded View
Trunk floor trim
Trunk front floor spacer (LH)
Trunk side finisher (LH)
Reflector box assembly*
Trunk rear plate
Trunk side finisher (RH)
Trunk front floor spacer (RH)
Clip
Pawl
Trunk rear plate
TRUNK REAR PLATE : Removal and Installation
REMOVAL
Remove ...
SRS Air bag warning lamp does not turn ON
Diagnosis Procedure
1.CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUIT
Check combination meter unit power supply and ground circuit. Refer to
MWI-52, "COMBINATION METER :
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or r ...
