Hyundai Sonata LF: Fuses And Relays / Components and Components Location

Fuses And Relays

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Relay Box (Engine Compartment) Components and Components Location

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Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Heated Oxygen Sensor (HO2S) Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the HO2S connector. 3. Measure resistance between the HO2S terminals 2 and 5 [B1/S1]. 4. Measure resistance between the HO2S terminals 3 and 4 [B1/S2]. 5. Check that the resistance is within the specification...

Hyundai Sonata LF 2014-2019 Service Manual: Brake Booster Repair procedures

Brake Booster Operating Test For simple checking of the brake booster operation, carry out the following tests. 1. Run the engine for one or two minutes, and then stop it. If the pedal depresses fully the first time but gradually becomes higher when depressed succeeding times, the booster is operating properly, if the pedal height remains unchanged, the booster is inoperative...