CAR OBD CODES

P0189 OBD Code Definition:
P0189 Fuel Temperature Sensor B Circuit Intermittent
P0189 OBD Code Description:

OBD2 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

Possible sumptoms of P0189
– Engine Light ON (or Service Engine Soon Warning Light) Possible Causes

Possible causes of P0189
– Harness or connectors (The sensor circuit is open or shorted) – Fuel tank temperature sensor may be faulty Possible Solutions

Replaced Fuel Temperature Sensor
Note: The information on the P0189 error code is purely informative, if you need more useful information, please consult your technician.