| Troubleshooting |
| Symptom | Passible Cause | Remedy (Refer to page) |
| Water leaks from panorama sunroof | Deteriorated roof lid weatherstrip | Replace |
| Excessive roof lid-to-body clearance and improperly fitted weatherstrip | Adjust | |
| Wind noise around sunroof | Loose or deformed deflector, gaps in body work | Retighten adjust or replace |
| Noise created by moving sunroof lid | Foreign particles lodged in guide rail | Check drive cable and guide rails for foreign particles |
| Loose guide rails and lid | Retighten | |
| Motor runs but sunroof does not move or moves only partially | Foreign particles lodged in guide rail | Adjust or replace |
| Incorrect engagement of motor pinion with drive cable | ||
| Decrease in motor`s clutch slipping force | ||
| Increased sunroof sliding resistance or interference of sunroof
with drive cables, weatherstrip, etc. due tomal adjustment of sunroof | ||
| Noise in motor (clutch slipping noise from motor when sunroof is fully opened or closed) is considered as normal | Incorrect engagement of motor pinion with drive cable | Check pinion installation and |
| Re-tighten motor | ||
| Worn out or damaged motor pinion bearing | Replace motor assembly | |
| Worn out or deformed drive cable | Replace | |
| Door glass fails to operate up and down | Incorrect window glass installation | Adjust position |
| Damaged or faulty regulator arm or regulator | Correct or replace | |
| Door does not open or close completely | Incorrect door installation | Adjust position |
| Defective door check assembly | Correct or replace | |
| Door hinge requires grease | Apply grease | |
| Hood does not open or close completely | Striker and latch not properly aligned | Adjust |
| Incorrectly installed hood | Adjust | |
| Incorrect hood bumper height | Adjust | |
| Water leaks through windshield and rear window | Defective seal | Fill with sealant |
| Defective flange | Correct |
Special Service Tools
Body DimensionsHyundai Elantra AD (2016-2020) Service Manual: CVVT & Camshaft Components and Components Location
Components
1. Camshaft bearing cap2. Camshaft front bearing cap3. Exhaust camshaft4. Intake camshaft5. Exhaust CVVT assembly6. Intake CVVT assembly
...
Hyundai Elantra AD (2016-2020) Service Manual: Variable Intake Solenoid(VIS) Actuator Repair procedures
Removal and Installation
1.
Disconnect the vacuum hose (A).
2.
Remove the variable Intake solenoid (VIS) actuator connector (B) and actuator (C).
Tightening torque :
9.8 ~ 11.8N.m (1.0 ~ 1.2kgf.m, 7.2 ~ 8.7lb-ft)
3.
Install in the reverse order of removal. ...