Investigating P0441 in Your 2020 Dodge Durango
Your 2020 Dodge Durango — the three-row SUV on the WD platform with either the 3.6L Pentastar V6 (295 hp) or the 5.7L HEMI V8 (360 hp) — has logged P0441 for incorrect EVAP purge flow. The Durango uses Stellantis's ESIM system to monitor EVAP integrity, and after four-plus years on the road, component wear enters the picture.
P0441 means the PCM detected that fuel vapors aren't flowing from the charcoal canister to the engine intake at the expected rate during its self-test.
Symptoms You Might Notice
- Steady check engine light
- Normal engine power and towing capacity
- No AWD or transmission issues
- Possible fuel odor near the rear
- Emissions test failure
Common Causes — Ranked
1. ESIM Degradation
The ESIM unit near the charcoal canister under the Durango is exposed to road debris, water spray, and temperature extremes. The Durango's larger body means the ESIM sits further from the engine, exposed to more underbody elements. After four years, sensor drift and seal degradation are common.
2. Purge Solenoid Valve Wear
The purge solenoid in the engine bay endures thermal stress — especially on the HEMI V8 variant where under-hood temperatures are substantial. Towing loads amplify this heat cycling effect.
3. EVAP Hose and Connection Deterioration
The Durango's long three-row body means extensive EVAP plumbing. Family SUV duty — speed bumps, parking lots, highway miles with roof cargo — creates consistent vibration that loosens connections over time.
4. Charcoal Canister Saturation
Topping off the fuel tank before family road trips can flood the canister with liquid fuel over time, degrading its vapor-absorbing capacity.
Diagnostic Steps
- Scan with wiTECH 2.0 for codes and freeze frame data
- Inspect ESIM for physical damage or corrosion
- Test purge solenoid actuation
- Smoke test the EVAP system
- Inspect hose connections along the frame/body
Repair Cost Breakdown
- ESIM replacement: $140 – $330
- Purge solenoid valve: $120 – $290
- EVAP hose repair: $80 – $210
- Charcoal canister: $200 – $420
Can I Drive With P0441?
Yes. Your Durango is safe for daily family driving and towing. P0441 doesn't affect engine power, AWD, towing capacity, or any safety system.
DIY vs Professional
Your 2020 Durango is past the 3-year/36,000-mile basic warranty, but federal emissions warranty (8 years/80,000 miles) covers EVAP through 2028. The ESIM is accessible under the vehicle. The purge solenoid in the engine bay is straightforward on the Pentastar V6 but tighter on the HEMI V8.