BRAKE SYSTEM (OTHER): HYDRAULIC BRAKE BOOSTER: INSPECTION (2008 LX570)

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Last Modified: 11-27-2007		1.6 G
Service Category: Brake	Section: Brake System
Model Year: 2008	Model: LX570	Doc ID: RM00000171R00HX
Title: BRAKE SYSTEM (OTHER): HYDRAULIC BRAKE BOOSTER: INSPECTION (2008 LX570)

INSPECTION

1. INSPECT BRAKE BOOSTER PUMP ASSEMBLY

(a) Apply battery voltage to the brake booster pump cables, and check the operation of the pump motor.

OK:

Measurement Condition

Specified Condition

Battery positive (+) voltage → Red cable terminal

Battery negative (-) voltage → Black cable terminal

Pump motor operates

If the result is not as specified, replace the brake booster pump assembly.