Back to 1999 BMW 528iT E39

1999 BMW 528IT E39

2.8L I6 M52 TouringRWDAUTOMATICgas
Repairs0Labor564Torque2386Fluid7DTC649Battery0Maintenance0Recalls0
P0443low severityPowertrain

EVAP System Purge Control Valve Circuit

on 1999 BMW 528iT E39 2.8L I6 M52 Touring · RWD

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

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 →