Hyundai Sonata LF: Cooling System / Thermostat Components and Components Location

Water pump Troubleshooting

Troubleshooting SymptomsPossible CausesRemedyCoolant leakage • From the bleed hole of the water pump Visually check • Check leaks after about ten-minute warming up...

Thermostat Repair procedures

Removal     Disassembly of the thermostat would have an adverse effect, causing a lowering of cooling efficiency. 1. Drain engine coolant so that its level would be under the thermostat height...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Side Airbag (SAB) Module Repair procedures

Removal     The side airbag cannot be disassembled from the seat back assembly, so replace the seat back assembly when replacing the side airbag. 1. Disconnect the battery negative cable and wait for at least 3 minutes before beginning work...

Hyundai Sonata LF 2014-2019 Service Manual: Transmission Gear Oil Repair procedures

Inspection     • In principle, the transmission oil is maintenance-free, and no exchange is required. But it must be inspected and replenished every 4 years or 40,000 miles. 1. Park the vehicle on flat ground and turn off the engine...