about Autohex II Download forum contact

OBD II Fault Code P1038 :

Description of Fault code P1038

A/F SENSOR RELAY CIRCUIT HIGH VOLTAGE

Possible failuer P1038

  • A/F Sensor relay short to power.

Diagnostic Procedure using AutoHex II Scan Tool

  • A/F sensor relay driver detects that LAFRLY line is short to power during predetermined duration.

Test Conditions using AutoHex tester

  • IG ON (0)
  • BATTERY voltage ≥ 10.5V

Clear Fault codes Conditions

  • A/F sensor relay driver detects that LAFRLY line is short to power during predetermined duration.

MIL Status

  • Check Engine Light ON

BMW Key Programming F10, 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 P1039
OBD II Fault Code P103A
OBD II Fault Code P103B
OBD II Fault Code P103C
OBD II Fault Code P103D
OBD II Fault Code P103E
OBD II Fault Code P103F
OBD II Fault Code P1040
OBD II Fault Code P1041
OBD II Fault Code P1042
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
AutoHex Onboard Diagnostic Forum discusses different subjects, if you want to know more about Mercedes Benz, BMW, VW, Audi, Toyota, Nissan, or other cars, join the forum now
AutoHex II Autohex II For BMW AutoHex II For Kia and Hyundai AutoHex stand alone Mercedes Technical Info