P1434 FORD – A/C Refrigerant Temperature Circuit High

P1434 FORD Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P1434 FORD Possible Causes

Faulty Evaporator Temperature Sensor,Evaporator Temperature Sensor harness is open or shorted,Evaporator Temperature Sensor circuit poor electrical connection

P1434 FORD Description

The Engine Control Module (ECM) detected the evaporator control circuit had a high voltage condition.