Kia Forte: Spark Plug Cleaning - Ignition System - Engine Electrical System - Kia Forte TD 2014-2019 Service ManualKia Forte: Spark Plug Cleaning

Second generation YD (2014-2019) / Kia Forte TD 2014-2019 Service Manual / Engine Electrical System / Ignition System / Spark Plug Cleaning

The combustion temporarily becomes unstable, due to the aged fuel and the carbon deposits accumulated on the spark plug(s) after long-term storage.
[1st Method]
1.
Start the engine and keep the engine running at idle for 2 minutes.
2.
Step on the accelerator pedal and hold it steady at 4500 rpm with the shift lever in N position to warm up  the engine until the temperature of the engine coolant reaches 80∞C.
3.
Keep the engine running at 2500~3000 rpm in the N position for 15 minutes.

[2nd Method]
  
Х
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.
  
Х
If equipped with manual transaxle, shift the gear properly for keeping the engine speed above 3500 rpm.

Spark Plug Inspection
[On vehicle inspection] 1. Accelerate the engine to about 3,000 rpm 3 times or more. 2. Remove the spark plug. ...

Spark Plug Removal
1. Remove the ignition coil. (Refer to Ignition System - "Ignition Coil") 2. Using a spark plug wrench, remove the spark plu ...

See also:

Crankshaft Damper Pulley Inspection
Check the crankshaft damper pulley for vibration in rotation, oil dust deposit of V-ribbed part. Replace if necessary. ...

Alternator Installation
1. Install in the reverse order of removal. 2. Adjust the alternator belt tension after installation. (Refer to Engine Mechanical ...

Assist Handle Replacement
   Х Put on gloves to protect your hands. &n ...

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