OBD Guide

P1441

Evaporative Emission Control System Leak

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Check Engine light comes on
  • The smell of gasoline in or around the car
  • Increased fuel consumption
  • Problems starting the engine
  • Unstable engine idling

Causes

  • Damaged or cracked EVAP hoses
  • EVAP purge valve malfunction
  • Damaged or loose gas cap
  • Leaking fuel tank
  • Problems with the pressure sensor in the EVAP system

How to Fix

  1. Check and replace the gas cap
  2. Inspect the EVAP system hoses for damage.
  3. Check the EVAP system purge valve
  4. Perform a leak test on the EVAP system
  5. Replace faulty system components

Related codes

Error P1441 by Vehicle Brand