OBD II Fault Code P0172 :

Description of Fault code P0172

REAR BANK (BANK1) FUEL SYSTEM TOO RICH

Possible failuer P0172

• Pressure regulator clogged / Valve closed stuck
• Fuel leak from injector
• Using meanness fuel, improper fuel or chemical admixture
• HO2S S2 problem
• Purge control solenoid valve leak / Valve opened stuck
• Valve clearance problem

Diagnostic Procedure using AutoHex II Scan Tool

• The data isn t obtained because B-CAN Frame can t be received.
• The B-CAN System doesn t actuate.

Test Conditions using AutoHex tester

• When B-CAN Data is sending

Clear Fault codes Conditions

• The data isn t obtained because B-CAN Frame can t be received.
• The B-CAN System doesn t actuate.

MIL Status

• Keyless Access Indicator 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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