OBD II Fault Code P1F22 :

Description of Fault code P1F22

Leak

Possible failuer P1F22

• FC UNIT(All FC parts, including Stack, Pipe, Sensor, Valve)
• Battery Unit
• BAT (-) Cable
• BAT C BOX
• Cable connecting Batt C and VCU
• VCU
• Cable connecting VCU and FCC
• FC C BOX
• FC (-) Cable
• DMPI Module Cable
• DMPI Module
• A/P Unit
• D/V Cable
• 12V D/V
• A/C Cable
• A/C

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

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

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