KIA Niro: Engine Mechanical System / Repair Procedures

Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Engine Mechanical System / 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 â†’ Remedy Worn crankshaft bearings â†’ Replace the crankshaft and bearings as re

Cooling System

Components Reservoir tank Reservoir hose & pipe Radiator Radiator upper hose Radiator lower hose Radiator upper mounting bracket (RH) Radiator upper mounting bracket (LH) Radiator lower mounting insulator (RH) Radiator low

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Connector Inspection Procedure

Handling of Connector a. Never pull on the wiring harness when disconnecting connectors. b. When removing the connector with a lock, press or pull locking lever. c. Listen for a click when locking connectors. This sound indicates that

Front / Rear Outlet Cooling Duct

Front Outlet Cooling Duct Switch "OFF" the ignition and disconnect the negative (-) terminal of the auxiliary 12V battery. Shut off the high voltage circuit. (Refer to Hybrid Control System - "High Voltage Shutoff Procedure")