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P0450 MERCEDES-BENZ

P0450 MERCEDES-BENZ - Evaporative Emission Control System Pressure Sensor Malfunction

Repair Importance Level: 1/3
Repair Difficulty Level: 3/3   
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P0450 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
  • Faulty Engine Control Module (ECM)

First diagnose P0450 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 P0450 MERCEDES-BENZ code

    Labor: 1.0

    The cost of diagnosing the P0450 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 P0450 MERCEDES-BENZ code detected?

- An improper voltage signal from EVAP control system pressure sensor is sent to ECM.

P0450 MERCEDES-BENZ Possible Symptoms

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

P0450 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 P0450 Mercedes-benz - Evaporative Emission Control System Pressure Sensor Malfunction - AutoCodes.com

P0450 MERCEDES-BENZ More Information

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