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OBD II Fault Code P1401 :

Description of OBD II Fault code P1401

EXHAUST GAS RECIRCULATION (EGR) INSUFFICIENT FLOW

Possible failuer of OBD II Fault code P1401

  • EGR valve (Close stuck)
  • EGR cooler hose blockage
  • Turbo Charger Boost Control Solenoid negative pressure hose
  • Turbo Charger Boost Control Solenoid
  • Turbo body stuck

Diagnostic Procedure using AutoHex auto Scan tool tester

  • The FRP Sensor input voltage is detected less than 249.267 mV over 200 ms.

Test Conditions using AutoHex Scan tool tester

  • Continuously

Clear Fault codes Conditions

  • The FRP Sensor input voltage is detected less than 249.267 mV over 200 ms.

MIL Status

  • Check Engine Light ON


Note:

  • AutoHex is a professional OBD /OBD II diagnostic scanner / scan tool tester.
  • 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 OBD scanner

More OBD II Fault codes:

OBD II Fault Code P1402
OBD II Fault Code P1403
OBD II Fault Code P1404
OBD II Fault Code P1405
OBD II Fault Code P1406
OBD II Fault Code P1407
OBD II Fault Code P1408
OBD II Fault Code P1409
OBD II Fault Code P140A
OBD II Fault Code P140B
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