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P0128 Diagnostic Trouble Code Discussion for March 2006

Thermostat System Malfunction


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Trouble Ticket Help Requests for DTC P0128
Help Request Posted
2003 Ford Focus ZX3 2.0L MIL Lamp on VIN: 3FAHP31383
P0128: coolant temp below thermostat regulating temp. this vehicle came in with a code po 128 (coolant temp below thermostat regulating temp) customer also had a vague complaint that the car was a little sluggish since the light came on. all sensors involved such as the coolant temp sensors and the intake air tem...
March 22, 2006
2003 Ford Focus ZX3 2.0L MIL Lamp on VIN: 3FAHP31383
P0128: coolant temp below thermostat regulating temp. this vehicle came in with a code po 128 (coolant temp below thermostat regulating temp) customer also had a vague complaint that the car was a little sluggish since the light came on. all sensors involved such as the coolant temp sensors and the intake air tem...
March 22, 2006