ENGINE IMMOBILISER SYSTEM (w/o Smart Entry and Start System) DIAGNOSTIC TROUBLE CODE CHART

TRANSPONDER KEY ECU DIAGNOSTIC TROUBLE CODE CHART:
DTC Code	Detection Item	Trouble Area	See page
B2780	Push Switch / Key Unlock Warning Switch Malfunction	1. Wire harness 2. Unlock warning switch assembly 3. Transponder key ECU assembly	Click here
B2784	Antenna Coil Open / Short	1. Wire harness 2. Transponder key amplifier 3. Transponder key ECU assembly	Click here
B2793	Transponder Chip Malfunction	Key	Click here
B2794	Unmatched Encryption Code	Key	Click here
B2795	Unmatched Key Code	Key	Click here
B2796	No Communication in Immobiliser System	1. Key 2. Transponder key amplifier 3. Transponder key ECU assembly	Click here
B2797	Communication Malfunction No. 1	1. Key 2. Transponder key amplifier 3. Transponder key ECU assembly	Click here
B2798	Communication Malfunction No. 2	1. Key 2. Transponder key amplifier 3. Transponder key ECU assembly	Click here

ECM DIAGNOSTIC TROUBLE CODE CHART:
DTC Code	Detection Item	Trouble Area	See page
B2799	Engine Immobiliser System Malfunction	1. Wire harness 2. Transponder key ECU assembly 3. ECM	Click here

Tech Tips

The DTCs for the engine immobiliser system are specified above. If other codes are output, check the DTC chart for the SFI system.