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DTC Description
 
 
DTC DETECTION LOGIC
DTC No.M.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
U1A3183DAST COMM1Diagnosis conditionWhen electric motor switch is ON
Signal (terminal)CAN communication signal
ThresholdNot transmitting to PHEV ECU.
Diagnosis delay time2 seconds or more
2Diagnosis conditionWhen electric motor switch is ON
Signal (terminal)CAN communication signal
ThresholdNot receiving from PHEV ECU.
Diagnosis delay time2 seconds or more
 
 
POSSIBLE CAUSE
  • CAN communication system
  • PHEV ECU
 
 
FAIL-SAFE
The following functions are suspended.
  • Innovative operation mode function
 
 
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the electric motor switch OFF and wait at least 10 seconds before conducting the next test.
: .
 
2.CHECK DTC DETECTION
With M.U.T.-III SE
  1. Turn the electric motor switch OFF to ON.
    cautionBe sure to wait of 10 seconds after turn the electric motor switch OFF or ON.
  2. Perform Diagnostic Trouble Code for “CHASSIS CONTROL”.
Is DTC “U1A31-83” detected?
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END