P0189 Ford

Ford P0189 OBD-II Trouble Code Definition:

P0189 Fuel Temperature Sensor B Circuit Intermittent

P0189 Ford OBD-II Trouble CodeDescription:

OBD Trouble Code P0189
Fuel Temperature Sensor B Circuit Intermittent
What does the code mean? OBD-ii Code P0189 definition:
The fuel tank temperature sensor is used to detect the fuel temperature inside the fuel tank. The sensor modifies a voltage signal from the ECM. The modified signal returns to the ECM as the fuel temperature input. The sensor uses a thermistor which is sensitive to the change in temperature. The electrical resistance of the thermistor decreases as temperature increases.
Symptoms Sumptoms of OBD code P0189
– Engine Light ON (or Service Engine Soon Warning Light)
Causes Causes of the OBD-II code P0189
– Harness or connectors (The sensor circuit is open or shorted) – Fuel tank temperature sensor may be faulty
Solutions Replaced Fuel Temperature Sensor