DTC Logic
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition | Possible cause |
P0447 | VENT CONTROL VALVE (Evaporative emission system vent control circuit open) | An improper voltage signal is sent to ECM through EVAP canister vent control valve. |
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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 battery voltage is more than 11 V at idle.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
Is 1st trip DTC detected? YES >> Proceed to EC-301, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.INSPECTION START
Do you have CONSULT? Do you have CONSULT? YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK EVAP CANISTER VENT CONTROL VALVE CIRCUIT
With CONSULT
Clicking sound should be heard.
Is the inspection result normal? YES >> GO TO 7.
NO >> GO TO 3.
3.CHECK EVAP CANISTER VENT CONTROL VALVE POWER SUPPLY
Is the inspection result normal? YES >> GO TO 5.
NO >> GO TO 4.
4.CHECK EVAP CANISTER VENT CONTROL VALVE POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect IPDM E/R harness connector.
Check the continuity between EVAP canister vent control valve harness connector and IPDM E/R harness connector.
Is the inspection result normal? YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
5.CHECK EVAP CANISTER VENT CONTROL VALVE OUTPUT SIGNAL CIRCUIT
Is the inspection result normal? YES >> GO TO 6.
NO >> Repair or replace error-detected parts.
6.CHECK RUBBER TUBE FOR CLOGGING
Is the inspection result normal? YES >> GO TO 7.
NO >> Clean the rubber tube using an air blower.
7.CHECK EVAP CANISTER VENT CONTROL VALVE
Check the EVAP canister vent control valve. Refer to EC-303, "Component Inspection".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
NO >> Replace EVAP canister vent control valve. Refer to FL-15, "Removal and Installation"
Component Inspection
1.CHECK EVAP CANISTER VENT CONTROL VALVE-1
Is it rusted? YES >> Replace EVAP canister vent control valve. Refer to FL- 15, "Removal and Installation".
NO >> GO TO 2.
2.CHECK EVAP CANISTER VENT CONTROL VALVE-2
With CONSULT
Make sure new O-ring is installed properly.
Operation takes less than 1 second.
Without CONSULT
Check air passage continuity and operation delay time under the following conditions.
Make sure new O-ring is installed properly.
Operation takes less than 1 second.
Is the inspection result normal? YES >> GO TO 3.
NO >> Replace EVAP canister vent control valve. Refer to FL-15, "Removal and Installation".
3.CHECK EVAP CANISTER VENT CONTROL VALVE-3
With CONSULT
Make sure new O-ring is installed properly.
Operation takes less than 1 second.
Without CONSULT
Make sure new O-ring is installed properly.
Operation takes less than 1 second.
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace EVAP canister vent control valve. Refer to FL-15, "Removal and Installation".
C1143 Steering angle sensor
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1143
ST ANG SEN CIRCUIT
When a malfunction is detected in steering angle sensor.
Harness or connector
Steering angle sensor
ABS actuator and electric u ...
Inside key antenna
Console
CONSOLE : Removal and Installation
REMOVAL
Remove the shift selector finisher. Refer to IP-17, "Removal and
Installation".
Remove the inside key antenna (console) screws (A) and inside
key antenna (console) (1).
INSTALLATION
Installation is in the reverse order ...
C1105, C1106, C1107, C1108 Wheel sensor
Description
When the sensor rotor rotates, the magnetic field changes. It
converts the magnetic field changes to current
signals (rectangular wave) and transmits them to the ABS actuator and electric
unit (control unit).
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunct ...