DTC P0724: Brake Switch "B" Circuit High: Description
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
The purpose of this circuit is to prevent the engine from stalling when the brakes are suddenly applied while driving in the lock-up condition
When the brake pedal is depressed, this switch sends a signal to the TCM Then the TCM cancels the operation of the lock-up clutch while braking is in progress.
DTC DETECTION CONDITION AND TROUBLE AREA
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| P0724 | Stop light switch remains ON even when vehicle is driven in GO (30 km/h (18 63 mph) or more) and STOP (less than 3 km/h (1 86 mph)) pattern 5 times (2 trip detection logic) |
|