Pre-Collision Brake Cancel Switch: Inspection

WARNING: This page is about a different car, the 2008 Lexus LS 600hL. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT PRE-COLLISION BRAKE CANCEL SWITCH ASSEMBLY

Measure the resistance according to the value (s) in the table below

Standard resistance

TESTER CONNECTION SPECIFIED CONDITION

Tester Connection	Switch Condition	Specified Condition
1 (GND) - 2 (ECU)	ON	Below 1 Ω
1 (GND) - 2 (ECU)	OFF	10 kΩ or higher

If the Result is not as specified, replace the switch assembly

Fig 1: Identifying Pre-Collision Brake Cancel Switch Assembly Connector Terminals