DTC Description
DTC DETECTION LOGIC
To judge the malfunction, the diagnosis checks that the A/F signal computed by ECM from the A/F sensor 1 signal is not inordinately low.
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P0131 | A/F SENSOR1 (B1) (O2 sensor circuit low voltage bank 1 sensor 1) | The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 0 V. |
POSSIBLE CAUSE
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
TESTING CONDITION: Before performing the following procedure, confirm that battery voltage is more than 10.5 V at idle.
>> GO TO 2.
2.CHECK A/F SENSOR FUNCTION
With CONSULT
With GST
Follow the procedure “With CONSULT” above.
Is the indication constantly approx. 0 V? YES >> Proceed to EC-231, "Diagnosis Procedure".
NO >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
CAUTION: Always drive vehicle at a safe speed.
ENG SPEED | 1,000 - 3,200 rpm |
VHCL SPEED SE | More than 40 km/h (25 mph) |
B/FUEL SCHDL | 1.5 - 9.0 msec |
Selector lever | Suitable position |
NOTE:
With GST
Follow the procedure “With CONSULT” above.
Is 1st trip DTC detected? YES >> Proceed to EC-231, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK AIR FUEL RATIO (A/F) SENSOR 1 POWER SUPPLY
Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK AIR FUEL RATIO (A/F) SENSOR 1 POWER SUPPLY CIRCUIT
Is the inspection result normal? YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
3.CHECK A/F SENSOR 1 INPUT SIGNAL CIRCUIT
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace error-detected parts.
4.CHECK INTERMITTENT INCIDENT
Perform GI-41, "Intermittent Incident".
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace error-detected parts.
5.REPLACE AIR FUEL RATIO (A/F) SENSOR 1
Replace air fuel ratio (A/F) sensor 1. Refer to EM-29, "Exploded View".
CAUTION:
>> INSPECTION END
Rear disc brake
BRAKE PAD
BRAKE PAD : Inspection
INSPECTION
Check brake pad wear thickness from an inspection hole (A) on cylinder
body. Check using a scale if necessary.
Wear thickness : Refer to BR-55, "Rear Disc Brake".
DISC BRAKE ROTOR
DISC BRAKE ROTOR : Inspection
Appearance
Check surfac ...
When traveling or registering your vehicle in
another country
When planning to drive your NISSAN vehicle
in another country, you should first find
out if the fuel available is suitable for your vehicle’s
engine.
Using fuel with an octane rating that is too low
may cause engine damage. All gasoline vehicles
must be operated with unleaded gasoline. The ...
Structure and operation
TRANSAXLE
TRANSAXLE : Cross-Sectional View
Converter housing
Oil pump
Planetary gear
Control valve
Oil pan
Steel belt
Primary pulley
Secondary pulley
Side cover
Transaxle case
Differential case
Final gear
Reduction gear
Idler gear
Output gear
Drive sp ...