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P0454 MERCEDES-BENZ

P0454 MERCEDES-BENZ - Evaporative Emission Control System Pressure Sensor Intermittent

Repair Importance Level: 1/3
Repair Difficulty Level: 3/3   
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P0454 MERCEDES-BENZ Possible Causes

  • Faulty Evaporative Emission System (EVAP) Pressure sensor
  • Evaporative Emission System (EVAP) Pressure sensor harness is open or shorted
  • Evaporative Emission System (EVAP) Pressure sensor circuit poor electrical connection

First diagnose P0454 MERCEDES-BENZ code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

Cost of diagnosing the P0454 MERCEDES-BENZ code

    Labor: 1.0

    The cost of diagnosing the P0454 MERCEDES-BENZ code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

When is the P0454 MERCEDES-BENZ code detected?

An intermittent voltage signal from EVAP control system pressure sensor is sent to Engine Control Module (ECM).

P0454 MERCEDES-BENZ Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P0454 Mercedes-benz Description

The Evaporative Emission System (EVAP) control system pressure sensor detects pressure in the purge line. The sensor output voltage to the Engine Control Module (ECM) increases as pressure increases. The EVAP control system pressure sensor is not used to control the engine system. It is used only for on board diagnosis.
OBDII Code P0454 Mercedes-benz - Evaporative Emission Control System Pressure Sensor Intermittent - AutoCodes.com

P0454 MERCEDES-BENZ More Information

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