Hyundai Ioniq: Cooling System / Reservoir Tank. Repair procedures

Hyundai Ioniq (AE) 2017-2025 Service Manual / Engine Mechanical System / Cooling System / Reservoir Tank. Repair procedures

Removal and installation

1.	Loosen the drain plug, and drain the engine coolant. Remove the reservoir cap to help drain the coolant faster. (Refer to Cooling System - "Coolant")

Remove the reservoir tank.

(1)	Disconnect the over flow hose (A).

(2)	Disconnect the reservoir tank water hoses (B).

(3)

Remove the reservoir tank (C).

Tightening torque :

7.8 - 11.7 N.m (0.8 - 1.2 kgf.m, 5.7 - 8.6 lb-ft)

•	When installing a reservoir tank, insert its bulging part (A) to the vehicle body as shown in the figure below.

Radiator. Repair procedures

Removal and Installation1.Loosen the drain plug, and drain the engine coolant. Remove the reservoir cap to help drain the coolant faster.(Refer to Cooling System - "Coolant")2...

Water Temperature Control Assembly. Components and components location

Components1. Water temperature control (WTC) outlet fitting2. Water temperature control (WTC) housing3. Water temperature control (WTC) gasket4. Water temperature control (WTC) outlet fitting gasket5...

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Components and components location

C..

Hyundai Ioniq (AE) 2017-2025 Service Manual: Troubleshooting

Troubleshooting Symptom Possible cause Remedy Hard steeringImproper front wheel alignmentExcessive turning resistance of lower arm ball jointLow tire pressureNo power assistCorrectReplaceAdjustRepair and replacePoor return of steering wheel to centerImproper front wheel alignmentCorrectPoor or rough rideImproper front wheel alignmentMalfunctioning shock absorberBroken or worn stabilizerBroken or worn coil springWorn lower arm bushingCorrectRepair or replaceReplaceReplaceReplace the lower arm assemblyAbnormal tire wearImproper front wheel alignmentImproper tire pressureMalfunctioning shock absorberCorrectAdjust or replaceReplaceWanderingImproper front wheel alignmentPoor turning resistance of lower arm ball jointLoose or worn lower arm bushingCorrectRepairRetighten or replaceVehicle pulls to one sideImproper front wheel alignmentExcessive turning resistance of lower arm ball jointBroken or worn coil springBent lower armCorrectReplaceReplaceRepairSteering wheel shimmyImproper front wheel alignmentPoor turning resistance of lower arm ball jointBroken or worn stabilizerWorn lower arm bushingMalfunctioning shock absorberBroken or worn coil springCorrectReplaceReplaceReplaceReplaceReplaceBottomingBroken or worn coil springMalfunctioning shock absorberReplaceReplaceWheel /tire noise, vibration and harshness concerns are directly related to vehicle speed and are not generally affected by acceleration, coasting or decelerating...