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:
Trouble diagnosis - specification
value
Description
The specification (SP) value indicates the tolerance of the value that is
displayed in “SPEC” of “DATA MONITOR”
mode of CONSULT during normal operation of the Engine Control System. When the
value in “SPEC” of
“DATA MONITOR” mode is within t ...
The door open warning continues displaying, or does not display
Description
The door ajar warning is displayed even though all of the doors are
closed.
The door ajar warning is not displayed even though a door is ajar.
Diagnosis procedure
1.Check bcm input signal
Check the bcm input signal. Refer to dlk-102, "component function check"
( ...
P0037, P0038 HO2S2 Heater
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0037
HO2 HTR (B1)
(HO2S heater control circuit
low bank 1 sensor 2)
The current amperage in the heated oxygen sensor
2 heater ci ...
