LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2021 >> Forte EX >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Ignition System - 2.0L >> Spark Plug >> Repair Procedures >> Cleaning >> [2nd Method]
April 5, 2026: LEMON Manuals is launched! Read the announcement.

[2nd Method]

NOTE:
  • The 2nd method should be performed only if the 1st method fails (the misfire-related codes recur).
  1. Start the engine and keep the engine running at idle for 2 minutes.
  2. Drive the vehicle for over 20 minutes, keeping the engine speed above 3500 rpm.
NOTE:
  • If equipped with manual transaxle, shift the gear properly for keeping the engine speed above 3500 rpm.
G13307006Courtesy of KIA MOTORS AMERICA, INC.