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Service Data

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.
BRAKE CONTROL AND DYNAMIC CONTROL SYSTEMS - SERVICE DATA

VSC off switch Resistance 3-4 Pressed Below 1 Ω
Not pressed 10 kΩ or higher
Brake pedal load sensing switch Resistance 1-2 Brake pedal load sensing switch OFF (Brake pedal depressed) 950 to 1050 Ω
Brake pedal load sensing switch ON (Brake pedal released) 203 to 223 Ω
ABS motor relay (ABS MOTOR1 (fail safe)) Resistance 3-5 Battery voltage is not applied between terminals 1 and 2 10 kΩ or higher
Battery voltage is applied between terminals 1 and 2 Below 1 Ω
ABS motor relay (ABS MOTOR3) Resistance 3-5 Battery voltage is not applied between terminals 1 and 2 10 kΩ or higher
Battery voltage is applied between terminals 1 and 2 Below 1 Ω
Stop light control relay (BRK-LP) Resistance 3-4 Battery voltage is not applied between terminals 1 and 2 Below 1 Ω
Battery voltage is applied between terminals 1 and 2 10 kΩ or higher
Resistance 3-5 Battery voltage is not applied between terminals 1 and 2 10 kΩ or higher
Battery voltage is applied between terminals 1 and 2 Below 1 Ω
ABS solenoid relay (ABS SOL) Resistance 3-5 Battery voltage is not applied between terminals 1 and 2 10 kΩ or higher
Battery voltage is applied between terminals 1 and 2 Below 1 Ω