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DTC Description
 
 
DTC DETECTION LOGIC
DTC No.M.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
B24A6-15IN-VEHICLE SENSOR open circuit
(In-vehicle sensor)
Diagnosis conditionIgnition switch ON
Signal (Terminal)In-vehicle sensor signal
ThresholdThe in-vehicle sensor recognition temperature is too low [less than -42°C (-44°F)]
Diagnosis delay time2 second or more
 
 
POSSIBLE CAUSE
  • In-vehicle sensor
  • A/C amp.
  • Harness or connectors (the sensor circuit is open or shorted to battery)
 
 
FAIL-SAFE
In-vehicle temperature is calculated as 25°C (77°F) and air conditioning system is controlled.
 
 
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With M.U.T.-III SE
  1. Ignition switch ON.
  2. Select “Self Diagnostic Result” mode of “HVAC” using M.U.T.-III SE.
  3. Check DTC.
Is DTC detected?
Refer to Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END