Hyundai Ioniq: Maintenance / Engine Oil

Explanation of Scheduled Maintenance Items

Engine Oil and Filter The engine oil and filter should be changed at the intervals specified in the maintenance schedule. If the vehicle is being driven in severe conditions, more frequent oil and filter changes are required...

Checking the Engine Oil Level

1. Follow all of the oil manufacturer’s precautions. 2. Be sure the vehicle is on the level ground in P (Park) with the parking brake set. If possible, block the wheels...

Other information:

Hyundai Ioniq (AE) 2017-2024 Service Manual: Schematic diagrams

C..

Hyundai Ioniq (AE) 2017-2024 Service Manual: Troubleshooting

Trouble ShootingIgnition System Symptom Suspect area Remedy Vehicle indicates Ready in dash, but engine will not run when requested by the HPCU (HEV module).Ignition coilInspect ignition coil, or replace as requiredSpark plugsInspect spark plugs, or replace as requiredIgnition wiring disconnected or brokenRepair wiring, or replace as requiredRough idleIgnition wiringRepair wiring, or replace as requiredIgnition coilInspect ignition coil, or replace as requiredEngine hesitates / poor accelerationSpark plugs and spark plug cablesInspect spark plugs / cable, or replace as requiredIgnition wiringRepair wiring, or replace as requiredPoor mileageSpark plugs and spark plug cablesInspect spark plugs / cable, or replace as requiredCharging System Symptom Suspect area Remedy Charging warning indicator does not light with Start/Stop Button "ON" and Hybrid System off...