Hyundai Fault Code
Free · no signupService Light Indicator
System
Not specified
Symptom
Not specified
Diagnosis & fix steps
1. Turn ignition ON (Engine OFF).
2. Use the "Documents" button on the steering wheel to find the Service menu.
3. Press and hold the OK button for 5 seconds.
Red Seal field insights
If "Service Interval" is not appearing, it may have been disabled in the settings. You must first "Enable" it before you can reset the countdown.
Same code keeps coming back?
That's a program problem, not a part problem. Book a 30-minute uptime review with Grant, a Red Seal Heavy Duty Technician.
Read before you touch anything
- This is general reference information, not a repair manual. It is for trained, qualified technicians.
- Fault codes, meanings and procedures vary by model, serial number and software version. Confirm the code and the procedure against the manufacturer's service manual before acting.
- Follow the OEM service manual, torque specs and your site's safety procedures: lockout/tagout, block raised equipment, relieve hydraulic, fuel and air pressure, and let hot systems cool.
- You use this information at your own risk. Adventure Mechanical and AM Fleet Integrity accept no liability for damage, injury, downtime or loss arising from its use.
- Not affiliated with or endorsed by any manufacturer. Brand names are used only to identify the equipment a code applies to.
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