ENGINE IMMOBILISER SYSTEM (for 4GR-FSE) - DIAGNOSTIC TROUBLE CODE CHART

CERTIFICATION ECU DIAGNOSTIC TROUBLE CODE CHART:
DTC No.	Detection Item	TROUBLE AREA	See page
B2784	Antenna Coil Open / Short	1. Wire harness 2. Engine switch 3. Certification ECU
B2785	Communication Malfunction between ECUs Connected by LIN	1. Wire harness 2. Certification ECU 3. ID code box 4. Power source control ECU 5. Steering lock ECU
B2786	No Response from Steering Lock ECU	1. Wire harness 2. Certification ECU 3. Steering lock ECU
B2789	No Response from ID BOX	1. Wire harness 2. Certification ECU 3. ID code box
B278A	Short to GND in Immobiliser System Power Source Circuit	1. Wire harness 2. Engine switch 3. Certification ECU
B2790	ID BOX EEPROM Malfunction	1. ID code box
B2791	Communication Condition Failure between ECM	1. Wire harness 2. ID code box 3. ECM

ECM DIAGNOSTIC TROUBLE CODE CHART:
DTC No.	Detection Item	TROUBLE AREA	See page
B2799	Engine Immobiliser System	1. Wire harness 2. ID code box 3. ECM

Engine Immobiliser System (For 4Gr-Fse) - Diagnostic Trouble Code Chart