P1142

P1142 OBD Code Definition:
P1142 Fuel Restriction Condition
P1142 OBD Code Description:

Possible Symptoms
  • Engine Light ON (or Service Engine Soon Warning Light)

Possible Causes

  • Mass Air Flow Sensors (G70) faulty
  • Intake Air System faulty/leaking (false Air)
  • Throttle Pedal faulty
  • Throttle Body dirty/faulty

Possible Solutions

  • Check Mass Air Flow Sensors
  • Check Intake Air System
  • Check Throttle Pedal
    • Check Throttle Pedal Position Sensor
    • Check Throttle Pedal Position Sensor 2
  • Check Throttle Body
    • Check Angle Sensor 1 for Throttle Actuator
    • Check Angle Sensor 2 for Throttle Actuator
  • Check Engine Control Unit

 

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