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DTC Description
 
 
DTC DETECTION LOGIC
DTC No.M.U.T.-III SE screen items
(Trouble diagnosis content)
DTC detection condition
B2FAC-14Accessory relay
(Accessory relay)
Diagnosis conditionWhen ignition switch is OFF (not auto ACC status)
Signal (terminal)Accessory relay control signal (terminal #34)
Threshold0 V
Diagnosis delay time1 second or more
 
 
POSSIBLE CAUSE
  • Harness or connectors (Accessory relay control signal circuit is open or shorted to ground)
  • Accessory relay
  • BCM
 
 
FAIL-SAFE
—
 
 
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With M.U.T.-III SE
  1. Ignition switch ON.
  2. Ignition switch OFF and wait for 1 minute with the driver side door opened.
  3. Ignition switch ON.
  4. Check “Self Diagnostic Result” of “BCM” 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