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OBD II Fault Code P0991 :

Description of Fault code P0991

Possible failuer P0991

Diagnostic Procedure using AutoHex II Scan Tool

Test Conditions using AutoHex tester

Clear Fault codes Conditions

MIL Status


Key learning when all keys lost


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 P0992
OBD II Fault Code P0993
OBD II Fault Code P0994
OBD II Fault Code P0995
OBD II Fault Code P0996
OBD II Fault Code P0997
OBD II Fault Code P0998
OBD II Fault Code P0999
OBD II Fault Code P099A
OBD II Fault Code P099B
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