Troubleshooting

DTC P0724 BRAKE SWITCH "B" CIRCUIT HIGH

CIRCUIT DESCRIPTION

DTC Detection Condition:

The purpose of this circuit is to prevent the engine from stalling, while driving in lock-up condition, when brakes are suddenly applied.

When the brake pedal is depressed, this switch sends a signal to ECM. Then the ECM cancels operation of the lock-up clutch while braking is in progress.

Step 1 - 3:

INSPECTION PROCEDURE