LS 600h V8-5.0L (2UR-FSE) Hybrid (2008)
Auxiliary Water Pump: Testing and Inspection
AIR CONDITIONING: HEATER WATER PUMP: INSPECTION
INSPECTION
1. INSPECT HEATER WATER PUMP ASSEMBLY
(a) Connect the positive (+) lead from the battery to terminal 2 and negative (-) lead to terminal 1, then check that the motor operates smoothly.
NOTE: The check must be made within 10 seconds.
If the operation is not as specified, replace the heater water pump.