Can a Toyota Vios with a noisy water pump still be driven?

1 Answers
McMalia
09/08/25 6:28am
Vios with a noisy water pump can still be driven, but long-distance driving may cause damage to the engine. It is recommended to address the issue promptly. The solutions for a noisy water pump in a Vios are as follows: 1. Remove the water pump: Loosen the generator belt and remove the four screws around the water pump. 2. Disassemble the water pump: Use special tools to first remove the water pump bearing, then detach the water pump impeller and sealing assembly from the bearing. 3. Replace the sealing ring, new gasket, new V-belt, and new pulley. 4. Reassembly: Use special tools to press the bearing onto the water pump impeller, then press the impeller and sealing assembly into their designated positions. Press the water pump bearing onto the pulley seat, ensuring the bearing end face is flush with the housing and the impeller plane is 0.1-0.3mm below the pump housing plane. 5. Inspection: The assembled water pump should have a shaft that rotates smoothly, with no noticeable radial play in the bearing. 6. Refill with new coolant.
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