Parking Brake Switch: Inspection

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.

INSPECT PARKING BRAKE SWITCH ASSEMBLY

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

Fig 1: Inspecting Parking Brake Switch Assembly
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Standard Resistance

RESISTANCE SPECIFICATION

Tester Connection	Switch Condition	Specified Condition
Switch connector - Switch body	ON (When shaft is not pressed)	Below 1 Ω
Switch connector - Switch body	OFF (When shaft is pressed)	10 kΩ or higher

If the value is not as specified, replace the parking brake switch assembly.