Nissan Sentra Service Manual: DTC/Circuit diagnosis
POSITION SWITCH
BACK-UP LAMP SWITCH
BACK-UP LAMP SWITCH : Component Inspection
1.CHECK BACK-UP LAMP SWITCH
- Disconnect position switch harness connector. Refer to TM-21, "Removal and Installation".
- Check continuity between position switch terminals.
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace position switch. Refer to TM-21, "Removal and Installation".
PARK/NEUTRAL POSITION (PNP) SWITCH
Park/neutral position (PNP) Switch :Component Inspection
1.CHECK PARK/NEUTRAL POSITION (PNP) SWITCH
- Disconnect position switch harness connector. Refer to TM-21, "Removal and Installation".
- Check continuity between position switch terminals.
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace position switch. Refer to TM-21, "Removal and Installation".
System description
COMPONENT PARTS
Component Parts Location
Transaxle assembly
STRUCTURE AND OPERATION
Sectional View
3rd input gear
3rd-4th synchronizer hub assembly
4th input gear
5th ...
Symptom diagnosis
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting Chart
Use the chart below to find the cause of the symptom. The numbers indicate
the order of the inspection. If necessary ...
Other materials:
P0139 HO2S2
DTC Logic
DTC DETECTION LOGIC
The heated oxygen sensor 2 has a much longer switching time
between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen
storage capacity of the three way catalyst 1 causes the longer
switching time. To judge the malfunctions of heated oxygen sensor
2, ...
Brake warning lamp
Component Function Check
1.CHECK BRAKE WARNING LAMP FUNCTION (1)
Check that brake warning lamp in combination meter turns ON for
approximately 2 seconds after ignition
switch is turned ON.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Proceed to diagnosis procedure. ...
Low tire pressure warning lamp blinks
Diagnosis Procedure
NOTE:
If low tire pressure warning lamp repeats blinking ON for 2 seconds and
OFF for 0.2 seconds, wake-up operation
for all transmitters is not complete.
Carry out transmitter wake-up operation. Refer to WT-22, "Work Procedure".
1.CHECK BCM CONNECTOR
Turn ...
