KIA Niro: Engine Mechanical System
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Engine Mechanical System
Specifications
Liquid Gasket
Tightening Torques
Warning
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
- Cooling System
- Coolant Repair procedures
- Cooling Fan Repair procedures | Cooling Fan Assembly
- Cooling Fan Control Module (PWM) | Radiator
- Water pump Repair procedures
- Thermostat Repair procedures
- Water Temperature Control Assembly
- Heater Pipe | Active Air Flap (AAF) Repair procedure
- Cylinder Block
- Piston and Connecting Rod Repair procedures
- Crankshaft Repair procedures
- Cylinder Block Repair procedures
- Cylinder Head Assembly
- CVVT & Camshaft
- Cylinder Head Repair procedures
- Drive Belt System
- Engine And Transaxle Assembly
- Intake And Exhaust System
- Air Cleaner Repair procedures
- EGR Cooler Repair procedures | Intake Manifold Repair procedures
- Exhaust Manifold Repair procedures
- Muffler Repair procedures
- Lubrication System
- Engine Oil Repair procedures
- Oil Pan Repair procedures
- Oil Cooler Repair procedures | Oil Pressure Switch Repair procedures
- Timing System
READ NEXT:
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 re
SEE MORE:
Oil Cooler Repair procedures | Oil Pressure Switch Repair procedures
Removal
Remove the engine room under cover.
(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")
Drain the engine oil and then remove the oil filter.
(Refer to Lubrication
Cleaning
Make sure the ignition switch and all accessories are in the OFF
position.
Remove the battery from the vehicle.
(Refer to Charging System - "Battery")
Warning
Care should be taken in the event the battery case is cracked or
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