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
Front power window switch (passenger side)
Description
Front power window motor RH will be operated if front power window switch RH
is operated.
Component Function Check
1. CHECK FRONT POWER WINDOW SWITCH RH FUNCTION
Check front power window motor RH operation with front power window switch RH.
Is the inspection result normal?
YES ...
Precautions
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT
PRE-TENSIONER”, used along
with a front seat belt, helps to reduce the risk or severity of injury to the
...
P0327, P0328 KS
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0327
KNOCK SEN/CIRC-B1
(Knock sensor 1 circuit low bank 1 or single
sensor)
An excessively low voltage from the knock sensor is sent to ECM.
...