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Yellow lightHigh
MIL / OBD
Service requiredSafety warning — do not ignore this light
This warning light indicates a potentially serious fault. Do not continue driving. Stop in a safe location and contact an authorized service center or roadside assistance. Never attempt to inspect high-voltage or safety-critical components yourself.
What this light means
MIL/OBD warning indicates an emissions-control or OBD-related fault. Do not assign generic codes; use authorised diagnosis.
Immediate actions
- 1Reduce speed and stop safely if the warning is red or vehicle behavior changes.
- 2Record exact message, colour/icon, driving state and mileage.
- 3Contact authorised JAECOO/OMODA service.
What to check
Do not perform DIY repair.
Check VIN, market and manual.
Use official diagnostics for codes.
Related warning lights
Sources
✓Official Russian JAECOO J8 owner manual PDF, May 2026
For informational purposes only. Always consult a certified service center for diagnosis and repair of warning light conditions.