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OBD II Fault Code P1491 :

Description of Fault code P1491

EGR VALVE LIFT INSUFFICIENT

Possible failuer P1491

  • EGR valve position sensor harness open/short sensor failure
  • Vacuum line problem
  • EGR solenoid valve failure
  • EGR valve failure

Diagnostic Procedure using AutoHex II Scan Tool

  • The data isn t obtained because B-CAN Frame can t be received.
  • The B-CAN System doesn t actuate.

Test Conditions using AutoHex tester

  • When B-CAN Data is sending

Clear Fault codes Conditions

  • The data isn t obtained because B-CAN Frame can t be received.
  • The B-CAN System doesn t actuate.

MIL Status

  • Keyless Access Indicator ON

Kia/Hyundai Key Teaching and PIN Code Calculation


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

More Fault codes:

OBD II Fault Code P1492
OBD II Fault Code P1493
OBD II Fault Code P1494
OBD II Fault Code P1495
OBD II Fault Code P1496
OBD II Fault Code P1497
OBD II Fault Code P1498
OBD II Fault Code P1499
OBD II Fault Code P149A
OBD II Fault Code P149B
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