The 2022 Land Rover Range Rover Velar displaying P0441 with accompanying hesitation indicates the evaporative emission control system isn't purging fuel vapors correctly. While the hesitation may seem coincidental, improper purge valve operation can affect engine performance through air-fuel mixture disruption.
EVAP System Operation
The evaporative emission system captures fuel vapors from the tank rather than venting them to atmosphere. The charcoal canister stores these vapors until the engine control module commands purge valve opening, allowing engine vacuum to draw vapors into the intake manifold for combustion. This purge process must occur under specific conditions.
P0441 Code Meaning
P0441 indicates detected purge flow doesn't match expected values. The ECM commands specific purge rates and monitors fuel trim changes—if expected fuel trim shifts don't occur during purge, the code sets. This might mean no vapor is being purged, too much is purging, or the monitoring system detects abnormal conditions.
Hesitation Connection
A stuck-open purge valve continuously admits fuel vapors to the intake, creating a rich condition that causes hesitation during acceleration. Conversely, a blocked EVAP system may prevent proper fuel tank venting, creating fuel delivery issues. The relationship between P0441 and driveability symptoms isn't always direct.
Purge Valve Diagnosis
The purge valve should be normally closed, opening only when commanded. Apply 12 volts to the valve and listen for clicking indicating solenoid operation. With the valve removed, verify no air passes when de-energized and free flow when energized. A valve passing air when closed causes rich running and fuel odors.
Charcoal Canister Condition
Overfilling the fuel tank or fuel system faults can saturate the charcoal canister, reducing vapor storage capacity. A saturated canister may pass liquid fuel during purge, causing severe hesitation. Check canister for fuel contamination or physical damage.
Vacuum Line Inspection
EVAP vacuum lines route through areas exposed to heat and physical damage. Inspect lines for cracks, disconnection, or heat-related deterioration. Damaged lines allow unmetered air into the intake or prevent proper purge flow.
Repair Costs
Purge valve replacement costs $200-400 at Land Rover dealers. Charcoal canister replacement runs $400-800. Vacuum line repair or replacement costs $100-300. Complete EVAP system diagnosis typically runs $150-250.