about Autohex II Download forum contact

OBD II Fault Code P1F9C :

Description of Fault code P1F9C

CPCV (Cathode Pressure Control Valve) Angle Sensor Output Voltage Error

Possible failuer P1F9C

  • TH1 open-circuit/short-circuit fault
  • SG open-circuit/short-circuit fault
  • VCC open-circuit/short-circuit fault
  • CPCV failure
  • FCCM 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

Programming BMW F Series


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 P1F9D
OBD II Fault Code P1F9E
OBD II Fault Code P1F9F
OBD II Fault Code P1FA0
OBD II Fault Code P1FA1
OBD II Fault Code P1FA2
OBD II Fault Code P1FA3
OBD II Fault Code P1FA4
OBD II Fault Code P1FA5
OBD II Fault Code P1FA6
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