C1290Torque sensor signal fault

• Hyundai/Kia code · Power steering
• Lights a warning lamp

How the car detects it

The sensor that measures how hard you turn the wheel gives an implausible signal, so assistance may stop. When the power steering limits or stops its assistance, the steering becomes heavy but still works mechanically.

What you may notice

• Power steering warning light
• Heavy steering

Likely causes

• LikelyTorque sensor cable or wiring
• PossibleSteering column / sensor assembly

Sources

• static.nhtsa.gov › MC-10179244-0001.pdf · official document
• static.nhtsa.gov › MC-10209439-0001.pdf · official document

Backed by an official manufacturer document.

From Obdaryn's Hyundai/Kia pack, exactly as the app shows it, with the public sources above. Guidance only; confirm with a workshop.