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DTC Description
 
 
DTC DETECTION LOGIC
DTCM.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
P077900PC SOLENOID B
(Pressure control solenoid B Intermittent)
Diagnosis conditionWhen all of the following conditions are satisfied:
  • TCM power supply voltage: More than 11 V
  • P0778–00 is not detected
Signal—
ThresholdTCM judges that solenoid valve circuit is open or shorted to power supply
Diagnosis delay time1 seconds
 
 
POSSIBLE CAUSE
  • Harness or connector (Secondary pressure solenoid valve circuit open or shorted to power supply)
  • Secondary pressure solenoid valve
 
 
FAIL-SAFE
  • Selector shock is large
  • Start is slow
  • Acceleration is slow
  • Lock-up is not performed
 
 
DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE WORK
If another "DTC CONFIRMATION PROCEDURE" occurs just before, the ignition switch is OFF and wait for at least 10 seconds, then perform the next test.
: .
 
2.CHECK DTC DETECTION
  1. Start the engine.
  2. Drive the vehicle.
  3. Maintain the following conditions for 5 seconds or more.
    Shift position: “D” position
    Vehicle speed: 40 km/h (25 MPH) or more
  4. Stop the vehicle.
  5. Check the first trip DTC.
Is “P0779–00” detected?
Go to Diagnosis ProcedureDTC Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END