lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Water Pump|Service and Repair > < Water Pump|Specifications
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Water Pump: Testing and Inspection

4GR-FSE COOLING: WATER PUMP: ON-VEHICLE INSPECTION

1. REMOVE V-RIBBED BELT

HINT
 
  See: Drive Belts, Mounts, Brackets and Accessories/Drive Belt/Service and Repair/Removal

2. REMOVE WATER PUMP PULLEY   See: Service and Repair/Removal

3. INSPECT WATER PUMP ASSEMBLY

(a) Visually check the drain holes for coolant leakage.

Text in Illustration

If leakage is found, replace the water pump assembly.

(b) Turn the pulley and check that the water pump bearing moves smoothly and does not make any noise.

If necessary, replace the water pump assembly.

4. INSTALL WATER PUMP PULLEY   See: Service and Repair/Installation

5. INSTALL V-RIBBED BELT

HINT
 
  See: Drive Belts, Mounts, Brackets and Accessories/Drive Belt/Service and Repair/Installation

Water Pump|Service and Repair > < Water Pump|Specifications