What causes Stator/charging system failure on the Cfmoto 400nk?

Battery voltage at idle, dimming lights, dead battery symptoms Estimated fix cost: $150-$300

What causes Throttle body sensor faults and rough idle on the Cfmoto 400nk?

Erratic idle, check engine light, throttle response feel Estimated fix cost: $50-$150

Coolant level, staining under engine, overheating signs Estimated fix cost: $80-$200

Chain slack, sprocket tooth sharpness, chain stretch measurement Estimated fix cost: $80-$150

Known issues to inspect before buying a used Cfmoto 400nk. What to check and how much repairs cost.

SERIOUS

Battery voltage at idle, dimming lights, dead battery symptoms

Fix cost: $150-$300

MODERATE

Erratic idle, check engine light, throttle response feel

Fix cost: $50-$150

MODERATE

Coolant level, staining under engine, overheating signs

Fix cost: $80-$200

MINOR

Chain slack, sprocket tooth sharpness, chain stretch measurement

Fix cost: $80-$150

☐Check for CFMoto dealer service history

☐Test ride above 6000rpm for stutter

☐Inspect frame welds and subframe cracks

☐Verify VIN and parts availability locally

Decent budget bike, parts sourcing can be difficult