ABS W/EBD System

DTC C1249/58 STOP LIGHT SWITCH CIRCUIT

CIRCUIT DESCRIPTION

DTC Detecting Condition:

This circuit recognizes brake operation by sending a stop light signal to the skid control ECU.

The skid control ECU has an open detection circuit, which outputs this DTC when detecting an open in the stop light signal input line (STP terminal) or the ground line of the stop light circuit with the stop light switch OFF (brake pedal not depressed).

Wiring Diagram:

Step 1-3:

Step 4-5:

Step 6:

INSPECTION PROCEDURE