cardiagn.com Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM0000019ZB004X Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 - ] Title: BRAKE: HYDRAULIC BRAKE BOOSTER: INSPECTION; 2007 MY LX470 [08/2006 - ] INSPECTION 1. CHECK HYDRAULIC BRAKE BOOSTER PUMP OPERATION (a) Connect the positive (+) lead from the battery to terminal 1 of the pump, and the negative (-) lead to terminal 2. (b) Check that the pump operates normally.