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 sport mode functions normally.
Does it operation normally? Yes >> end of trouble diagnosis no >> go to 2.
Wiring diagram
Sport mode system
Wiring diagram
...
Dtc/circuit diagnosis
Sport mode switch
Component function check
1. Check sport mode switch operation
Turn ignition switch on.
Check sport mode indicator lamp turns on/off on combination meter when
turn sport m ...
Other materials:
Abs 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 abs actuator and electric unit
(control unit) for damage, bend
and loose connection (unit side and connector side).
...
Component parts
Component Parts Location
IPDM E/R, (Headlamp high relay,
Headlamp low relay, Taillamp relay
and Front fog lamp relay (if equipped))
Stop lamp switch
Parking brake switch
Combination meter
Combination switch
(lighting and turn signal switch)
BCM (view with combination meter r ...
P0740 Torque converter
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P0740
TORQUE CONVERTER
(Torque Converter Clutch Circuit/
Open)
The TCM torque converter clutch solenoid
valve current monitor readi ...
