Dtc B279C Theft Deterrent System Presence Detection

Vehicle Interior. Yaris. Ncp93, 131
Theft Deterrent Keyless Entry. Yaris. Ncp93, 131

DESCRIPTION

INSPECTION PROCEDURE

REPLACE CURRENT ECM WITH PROPER ECM

DTC B279C Theft Deterrent System Presence Detection


DESCRIPTION

This code is stored when an ECM that is incompatible with the engine immobiliser system is installed to the vehicle.

DTC Code
DTC Detection Condition
Trouble Area
DTC Output Confirmation Operation
B279C
An ECM that is incompatible with the engine immobiliser system is installed (1 trip detection logic*).
ECM
Check for DTCs.
  1. *: Only output while a malfunction is present.

Vehicle Condition and Fail-safe Operation when Malfunction Detected
Vehicle Condition when Malfunction Detected
Fail-safe Operation when Malfunction Detected
Engine cannot be started
-

Related Data List and Active Test
DTC Code
Data List and Active Test
B279C
-

INSPECTION PROCEDURE

NOTICE:
After performing repair, perform the operation that fulfills the DTC output confirmation operation, and then confirm that no DTCs are output again.
1.REPLACE CURRENT ECM WITH PROPER ECM

  1. Replace the current ECM with the proper ECM (YARIS_NCP93 RM000001CN002IX.html).


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