OBD II Fault Code P1F82 :

Description of Fault code P1F82

H2 Concentration High under Floor

Possible failuer P1F82

• Hydrogen leak from Regulator ASSY (Regulator, Cutoff Valve)
• Hydrogen leak from Fuel Warmer
• Hydrogen leak from Fuel Circulation Pump
• Hydrogen leak from Demister
• Hydrogen leak from Fuel Purge Solenoid Valve
• Hydrogen leak from Drain Valve
• Hydrogen leak from FCSIHT Sensor
• Hydrogen leak from FCSIFP Sensor
• Hydrogen leak from Purge Air Inlet Solenoid Valve
• Hydrogen leak from Purge Air Outlet Solenoid Valve
• Hydrogen leak from Fuel Cell Stack
• Hydrogen leak from H2 Pipe
• HGD Sensor 2(H2FLRRR) failure
• FCCM failure
• FCVSCM 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

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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