lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Auxiliary Water Pump|Service and Repair > < Auxiliary Water Pump|Diagrams
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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.

Auxiliary Water Pump|Service and Repair > < Auxiliary Water Pump|Diagrams