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DTC Description
 
 
DTC DETECTION LOGIC
DTCM.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
P044300PURG VOLUME CONT/V
(EVAP system purge control valve "A" circuit)
Diagnosis condition—
Signal (terminal)—
ThresholdThe canister purge flow is detected during the vehicle is stopped while the engine is running, even when EVAP canister purge volume control solenoid valve is completely closed
Diagnosis delay time—
 
 
POSSIBLE CAUSE
  • EVAP control system pressure sensor
  • EVAP canister purge volume control solenoid valve (The valve is stuck open.)
  • EVAP canister vent control valve
  • EVAP canister
  • Hoses (Hoses are connected incorrectly or clogged.)
 
 
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.
  1. Turn ignition switch OFF and wait at least 10 seconds.
  2. Turn ignition switch ON.
  3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
  • Perform DTC CONFIRMATION PROCEDURE when the fuel is between 1/4 and 3/4 full, and vehicle is placed on flat level surface.
  • Always perform test at a temperature of 5 to 60°C (41 to 140°F).
  • Cool the vehicle so that engine coolant temperature becomes same level as ambient temperature.
Do you have M.U.T.-III SE
.
 
2.PERFORM DTC CONFIRMATION PROCEDURE
With M.U.T.-III SE
  1. Turn ignition switch ON.
  2. Select “DATA MONITOR” mode of “ENGINE” using M.U.T.-III SE.
  3. Check that the following condition are met.
    FUEL T/TMP SE: 0 - 35°C (32 - 95°F)
  4. Start engine and wait at least 60 seconds.
  5. Check 1st trip DTC.
Is 1st trip DTC detected?
Proceed to DTC Diagnosis Procedure
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END
 
3.PERFORM DTC CONFIRMATION PROCEDURE
With GST
  1. Turn ignition switch ON.
  2. Check the voltage between ECM harness connector and ground.
    +−Voltage
    ECM
    ConnectorTerminal
    E16136Ground3.1 - 4.0 V
  3. Start engine and wait at least 60 seconds.
  4. Check 1st trip DTC.
Is 1st trip DTC detected?
Proceed to DTC Diagnosis Procedure
.
 
4.PERFORM DTC CONFIRMATION PROCEDURE
With GST
  1. Start engine and warm it up to normal operating temperature.
  2. Turn ignition switch OFF and wait at least 10 seconds.
  3. Start engine and let it idle for at least 20 seconds.
  4. Check 1st trip DTC.
Is 1st trip DTC detected?
Proceed to DTC Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END