about Autohex II Download forum contact

OBD II Fault Code P1F3A :

Description of Fault code P1F3A

FC Contactor Connection Failed

Possible failuer P1F3A

  • FCVSCM failure
  • BVCM and DC-DC Converter failure
  • Battery Line open-circuit (Refer to DTC P1F34 (242)) and DC-DC Converter failure

Diagnostic Procedure using AutoHex II Scan Tool

  • The rear average wheel speed > 15km/h and vehicle speed on the meter<1km/h
  • If the rear average wheel speed > 15km/h and VSP<1km/h lasts for 0.3 seconds, the malfunction is determined.

Test Conditions using AutoHex tester

  • Vehicle speed / wheel speed is normal
  • Brake is out of action
  • The automatic brake is out of action

Clear Fault codes Conditions

  • The rear average wheel speed > 15km/h and vehicle speed on the meter<1km/h
  • If the rear average wheel speed > 15km/h and VSP<1km/h lasts for 0.3 seconds, the malfunction is determined.

MIL Status

  • Glow 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 P1F3B
OBD II Fault Code P1F3C
OBD II Fault Code P1F3D
OBD II Fault Code P1F3E
OBD II Fault Code P1F3F
OBD II Fault Code P1F40
OBD II Fault Code P1F41
OBD II Fault Code P1F42
OBD II Fault Code P1F43
OBD II Fault Code P1F44
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