1. Temp doesnt go up when its partially working. Temp goes north when pump dies.
2. Fuel consumption goes up considerably.
3. Throttle response isnt good- delayed power.
4. Transmission seems jerky.
5. If you start the engine again, tacho goes low-ecu senses hot engine?
6. A/C isnt as strong
7. Failure was imminent at 250,000km
8. Top radiator hose is warmer significantly than the bottom hose
9. Main failure: bearing siezed
10. Computer readout: overheat even before waterpump failed.