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:
Aluminum alloy wheels
Wash the wheels regularly with a sponge dampened
in a mild soap solution, especially during
winter months in areas where road salt is used. If
not removed, road salt can discolor the wheels.
CAUTION
Follow the directions below to avoid
staining or discoloring the wheels:
Do not use a clean ...
Diagnosis and repair work flow
Work Flow
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following
functions. Refer to the Signal Tech II
User Guide for additional information.
Activate and display TPMS transmitter IDs
Display tire pressure reported by the TPMS transmitter
Read TPMS DTCs
Register ...
P0078 EVT Control solenoid valve
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0078
EX V/T ACT/CIRC-B1
(Exhaust valve control solenoid circuit
bank 1)
An improper voltage is sent to the ECM
through exhaust v ...
