Nissan Sentra Service Manual: Malfunction indicator lamp
Component Function Check
1.CHECK MIL FUNCTION
- Turn ignition switch ON.
- Check that MIL lights up.
Is the inspection result normal? YES >> INSPECTION END
NO >> Proceed to EC-467, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK DTC WITH ECM
Check that DTC UXXXX is not displayed.
Is the inspection result normal? YES >> GO TO 2.
NO >> Perform trouble diagnosis for DTC UXXXX. Refer to EC-94, "DTC Index".
2.CHECK DTC WITH COMBINATION METER
Check DTC with combination meter. Refer to MWI-17, "CONSULT Function (METER/M&A)".
Is the inspection result normal? YES >> GO TO 3.
NO >> Perform trouble diagnosis for DTC indicated. Refer to MWI-26, "DTC Index".
3.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to GI-39, "Intermittent Incident".
Is the inspection result normal? YES >> Replace combination meter. Refer to MWI-77, "Removal and Installation".
NO >> Repair or replace error-detected parts.
Refrigerant pressure sensor
Component Function Check
1.CHECK REFRIGERANT PRESSURE SENSOR OVERALL FUNCTION
Start engine and warm it up to normal operating temperature.
Turn A/C switch and blower fan switch ON.
Check the ...
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 ...
Other materials:
Evaporative emission system
Inspection
EVAP CANISTER
1.CHECK EVAP CANISTER
Block port (B).
Blow air into port (A) and check that it flows freely out of port (C).
Release blocked port (B).
Apply vacuum pressure to port (B) and check that vacuum pressure
exists at the ports (A) and (C).
Block port (A) and (B).
...
Air flow charts
The following charts show the button and dial
positions for MAXIMUM AND QUICK heating,
cooling or defrosting. The air recirculation
button should always be in the OFF position
for heating and defrosting.
...
P1805 Brake switch
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1805
BRAKE SW/CIRCUIT
(Brake switch circuit)
Stop lamp signal is not sent to ECM for extremely
long time while the vehicle is drivi ...
