Description

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

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

DTC No.

DTC Detection Condition

Trouble Area

P0724

Stop light switch remains ON even when vehicle is driven in GO (18.65 mph (30 km/h) or more) and STOP (less than 1.86 mph (3 km/h)) pattern 5 times (2 trip detection logic)

• Short in stop light switch signal circuit

• Stop light switch

• ECM

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