Smart Key System

DTC B2784 ANTENNA COIL OPEN/SHORT

CIRCUIT DESCRIPTION

DTC Detecting Condition:

- Operating the engine switch starts the engine or changes the power source status (ACC/IG/OFF/START).
- The engine switch is a momentary type switch which turns on only while the switch is held down. The certification ECU always stores the power source status (OFF/ACC/ON). If the battery has been removed and reinstalled, the power source status before removal is restored.
- The transponder amplifier is built into the engine switch.

Wiring Diagram:

Step 1-2:

Step 3:

INSPECTION PROCEDURE