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2003 BMW E46 with code P0128

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2003 BMW E46 with code P0128. Coolant thermostat (Coolant temperature below thermostat regulating temperature)

Vehicle: 2003 BMW E46

1 Answer

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If there are no coolant leaks and the thermostat is working properly, then you may have to replace the coolant temperature sensor.

P0128 BMW - Thermostat Low Coolant Temperature
Read more: https://www.autocodes.com/p0128_bmw.html

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