about Autohex II Download forum contact

OBD II Fault Code P1044 :

Description of Fault code P1044

NO.4 INJECTOR CIRCUIT SHORTED

Possible failuer P1044

  • Injector No. 4 low side harness (Short to power, short to ground)
  • Injector No. 4 harness (Between high side and low side short)
  • Injector No. 4 (Internal short)
  • Engine Control Module (ECM) internal failure (Internal short)

Diagnostic Procedure using AutoHex II Scan Tool

  • When the injector drives, the abnormal pattern of the voltage and the current flow is detected by the injector drive LSI (the Engine Control Module (ECM) internal) for a set period of time.

Test Conditions using AutoHex tester

  • Engine running.
  • Once each Cam Revolution

Clear Fault codes Conditions

  • When the injector drives, the abnormal pattern of the voltage and the current flow is detected by the injector drive LSI (the Engine Control Module (ECM) internal) for a set period of time.

MIL Status

  • Check Engine Light ON

BMW Key Programming


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 P1045
OBD II Fault Code P1046
OBD II Fault Code P1047
OBD II Fault Code P1048
OBD II Fault Code P1049
OBD II Fault Code P104A
OBD II Fault Code P104B
OBD II Fault Code P104C
OBD II Fault Code P104D
OBD II Fault Code P104E
Autohex II Reviews
Autohex II Reviews
Find out Autohex II user's impressions about using this tool for BMW advanced services
AutoHex II
AutoHex II
AutoHex II is your best choice to have full access to dealer functions like coding, adjusting and modules flashing/programming, Contact us for prices
AutoHex Forum
Scan Tool Forum
The best place where you can share information about cars repair and onboard diagnostic procedures is an Automotive Tech Forum, AutoHex Onboard Diagnostic Forum invites you to join
AutoHex II Autohex II For BMW AutoHex II For Kia and Hyundai AutoHex stand alone Mercedes Technical Info