Evaporative Emission System Switching Valve Performance/Stuck Open
Table of contents
P2450 FORD Possible Causes
- Contaminated Evaporative Emission (EVAP) Vapor Blocking Valve
- Evaporative Emission Vapor Blocking Valve Stuck Open
- Faulty Evaporative Emission Vapor Blocking Valve
- Evaporative Emission Vapor Blocking Valve harness is open or shorted
- Evaporative Emission Vapor Blocking Valve circuit poor electrical connection
How do I fix code P2450 FORD?
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 connector’s pins.
Tech Notes
- There is a Factory Service Bulletin for the 2015 Ford F-150:
- 2015 Ford F-150 Factory Service Bulletin OBDII Code P2450
Cost of diagnosing the P2450 FORD code
The cost of diagnosing the P2450 FORD 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.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P2450 FORD Description
The Powertrain Control Module (PCM) commands the Evaporative Emission (EVAP) Vapor Blocking Valve closed while vacuum is present in the fuel tank. If the valve does not close, the vacuum in the tank is quickly lost. This Diagnostic Trouble Code (DTC) sets when the rate of vacuum loss is greater than a calibrated threshold.