OBD II Fault Code P2454 :

Description of Fault code P2454

DPF DIFFERENTIAL PRESSURE SENSOR CIRCUIT LOW VOLTAGE

Possible failuer P2454

• DPF Differential Pressure Sensor failure
• DPF Differential Pressure Sensor harness (short to ground, open)
• Engine Control Module (ECM)

Diagnostic Procedure using AutoHex II Scan Tool

• The output voltage of the DPF Differential Pressure Sensor is detected less than a specified value for a set period of time.

Test Conditions using AutoHex tester

• Continuously

Clear Fault codes Conditions

• The output voltage of the DPF Differential Pressure Sensor is detected less than a specified value for a set period of time.

MIL Status

• Check Engine Light 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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