OBD II Fault Code P0181 :

Description of Fault code P0181

FUEL TEMPERATURE/ENGINE COOLANT TEMPERATURE (ECT) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR INCORRECT VOLTAGE CORRELATION

Possible failuer P0181

• Fuel Temperature Sensor (Output value stuck)

Diagnostic Procedure using AutoHex II Scan Tool

• The resistance of about 2.2 kΩ on the EGR Cooler Bypass valve actuator control line is detected for a set period of time.

Test Conditions using AutoHex tester

• Continuously

Clear Fault codes Conditions

• The resistance of about 2.2 kΩ on the EGR Cooler Bypass valve actuator control line is detected for a set period of time.

MIL Status

• Check Engine Light ON

Note:

• AutoHex II is a professional Auto diagnostic.
• This fault code is a GERENRIC fault code, some cars may change the meaning of this fault code.
  To get the accurate fault code description you may use AutoHex II

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