G35 Sedan 2WD V6-3.5L (VQ35DE) (2005)
Water Pump: Service and Repair
WATER PUMP
Removal and Installation
CAUTION:
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When removing water pump assembly, be careful not to get engine coolant on drive belt.
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Water pump cannot be disassembled and should be replaced as a unit.
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After installing water pump, connect hose and clamp securely, then check for leaks using radiator cap tester (commercial service tool) and radiator
cap tester adapter [SST: EG17650301 (J-33984-A)].
REMOVAL
1. Remove undercover with power tool.
2. Remove drive belts. Refer to "DRIVE BELTS".
3. Drain engine coolant from radiator. Refer to "Changing Engine Coolant".
CAUTION:
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Perform this step when engine is cold.
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Do not spill engine coolant on drive belts.
4. Remove air duct. Refer to "AIR CLEANER AND AIR DUCT".
5. Remove radiator hoses (upper and lower). Refer to "RADIATOR".
6. Remove radiator cooling fan assembly. Refer to "COOLING FAN".
7. Remove water drain plug on water pump side of cylinder block.
8. Remove chain tensioner cover and water pump cover from front timing chain case.
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Use seal cutter [SST: KV10111100 (J-37228)] or equivalent tool to cut liquid gasket for remove.
9. Remove timing chain tensioner (primary) as follows: