KIA Niro: Engine Mechanical System


Liquid Gasket

Liquid Gasket

Tightening Torques

Tightening Torques



Torque - to - yield cylinder head, connecting rod cap and crankshaft main bearing cap bolts must be replaced once removed because the bolts are designed to be permanently elongated beyond the
state of elasticity when torqued.

Reusing the removed bolts can cause the bolts to break or fail to maintain clamping force.


 Engine Mechanical System / Repair Procedures

 Compression Pressure Inspection

Warning If the there is lack of power, excessive oil consumption or poor fuel economy, measure the compression pressure. Warm up and stop the engine. Allow the engine to warm up to normal operating temperature. Remove the air cleaner. (R

 Engine Mechanical System / Troubleshooting

Symptoms :   Engine misfire with abnormal internal lower engine noises   Suspected area †’ Remedy   Worn crankshaft bearings  †’ Replace the crankshaft and bearings as requ


 Battery Terminal | Battery Condition

Check the battery voltage and status using the battery tester. Battery Terminal Move back and forth to check that the battery terminals (A) are loose or corroded.If the terminals are corroded, clean them. If battery positive connect

 EV button

Whenever you press the EV button, Plug-in hybrid system drive mode will be changed in sequential as: Automatic (AUTO) mode - Hybrid (CS) mode - Electric (CD) mode. Press and hold the EV button to change to EV+ mode. Each time the mode is