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DTC Description
 
 
DTC DETECTION LOGIC
DTC No.M.U.T.-III SE screen items
(Trouble diagnosis content)
DTC detection condition
B2490-19Blower motor assembly FL
(Blower motor assembly front left)
Diagnosis conditionEngine running
Signal (terminal)—
ThresholdCPU in front seat heater LH detect heating wire resistance less than 1.3 Ω
Diagnosis delay time1.5 seconds or more
 
 
POSSIBLE CAUSE
  • Front seat cushion heater LH
  • Front seatback heater LH
 
 
FAIL-SAFE
—
 
 
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With M.U.T.-III SE
  1. Start the engine.
  2. Check “Self Diagnostic Result” of “HVAC” using M.U.T.-III SE.
Is DTC detected?
Refer to Diagnosis Procedure.
-1 To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2 Confirmation after repair: INSPECTION END