P1451low severityPowertrain
EVAP Control System Canister Vent Solenoid Circuit Malfunction
on 2019 Ford Focus 2.0L I4 · FWD
What this code means
The canister vent solenoid circuit has an electrical malfunction. This solenoid controls the fresh air vent on the charcoal canister.
Symptoms
- Check Engine Light
- EVAP system unable to run leak test
- Failed emissions test
Common causes
- Faulty canister vent solenoid
- Wiring issue to vent solenoid
- Corroded connector
- PCM driver failure
Diagnostic steps
- Test canister vent solenoid resistance
- Inspect wiring and connector
- Command solenoid with scan tool
- Check PCM output circuit
Repair notes
Replace canister vent solenoid if faulty. Repair wiring.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
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P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1