P0443low severityPowertrain

EVAP System Purge Control Valve Circuit

on 2001 Dodge Ram Van 3.9L V6 · 4WD

What this code means

Malfunction in the EVAP purge control valve electrical circuit.

Symptoms

  • Check Engine Light
  • EVAP system not purging

Common causes

  • Faulty purge valve solenoid
  • Wiring damage
  • PCM driver failure

Diagnostic steps

  1. Test purge valve solenoid resistance
  2. Check wiring
  3. Command purge valve with scan tool

Repair notes

Replace purge valve or repair wiring.

Other Powertrain codes on this vehicle

⚠ STILL BEHIND THE PAYWALL
The 2001 Dodge Ram Van repair data is incomplete because no one has sponsored it yet. For $99, we generate the full step-by-step procedures, then fact-check them with a second AI pass and your expert review. Your name on every procedure, permanently.
The same data would cost $169/mo from Mitchell1 or $30/year from ALLDATAdiy — and you'd be renting access, not freeing it. Sponsor once, free forever.
Sponsor the Dodge Ram Van — $99 →
Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →