Nissan Sentra Service Manual: Symptom diagnosis
On board refueling vapor recovery(ORVR)
Component Function Check
1.CHECK ORVR FUNCTION
Check whether the following symptoms are present.
Fuel odor from EVAP canister is strong
Cannot refuel/Fuel odor from the fuel filler opening is ...
Engine control system
Symptom Table
SYSTEM — BASIC ENGINE CONTROL SYSTEM
1 - 6: The numbers refer to the order of inspection.
(continued on next table)
SYSTEM — ENGINE MECHANICAL & OTHER
...
Other materials:
Removal and installation
Audio unit
Exploded view
Audio unit
Audio unit bracket (LH)
Audio unit bracket (rh)
Removal and installation
Removal
Disconnect the negative battery terminal. Refer to pg-50, "removal and
installation (battery)".
Remove cluster lid c lower. Refer to ip-20, "re ...
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 ...
Parking brake switch signal circuit
Component function check
1.Check parking brake switch operation
Check that brake warning lamp in combination meter turns on/off when parking
brake is actuated.
Is the inspection result normal?
Yes >> inspection end.
No >> proceed to diagnosis procedure. Refer to mwi-60, " ...
