Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2012 Hyundai Equus SignatureFACTORY OEM SERVICE PROCEDURE
Repair Procedures: Replacement
NOTE:
ATF of 8 speed automatic transaxle doesn't need to be replaced in normal usage. If the vehicle is used severely in business or personal use, replace ATF every 100, 000 miles.
Severe usage is defined as
Severe usage is defined as
- Driving in rough road (Bumpy, Gravel, Snowy, Unpaved road, etc.)
- Driving in mountain road, ascent/descent
- Repetition of short distance driving
- More than 50% operation in heavy city traffic during hot weather above 30°C (89.6°F).
- Police, Taxi, Commercial type operation or trailer towing, etc.
- Remove the drain plug (A) and reinstall the drain plug after draining ATF totally.
Drain plug tightening torque:
22.6 ~ 24.5 N.m (2.3 ~ 2.5 kgf.m, 16.6 ~ 18.1 lb-ft)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.