Possible causes

– Faulty Brake Switch
– Brake Switch harness is open or shorted
– Brake Switch circuit poor electrical connection
– Misadjusted Brake Switch

When is the code detected?

The stop light switch does not turn off even once vehicle is driven.

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)
– Stop lights may be inoperative

P0724 Description

This brake switch send a signal to the Engine Control Module (ECM). The signal is used to detect when the brakes have been applied. In some models the brake switch signal voltage is the same as the voltage supplied to the stop lights.

P0724 Information for specific makes

P0724 ACURA
P0724 AUDI
P0724 HONDA
P0724 ISUZU
P0724 LEXUS
P0724 MAZDA
P0724 SATURN
P0724 SCION
P0724 SUBARU
P0724 TOYOTA
P0724 VOLKSWAGEN
P0724 BUICK
P0724 CADILLAC
P0724 CHEVROLET
P0724 GMC
P0724 PONTIAC