2021 Kia Rio LXFACTORY OEM SERVICE PROCEDURE

Fail-Safe Mode

Items Fail-safe
ETC Motor Throttle valve stuck at 5°
TPS TPS 1 fault Replace it with TPS2
TPS 2 fault Replace it with TPS1
TPS 1, fault Throttle valve stuck at 7°
APS APS 1 fault Replace it with APS2
APS 2 fault Replace it with APS1
APS 1, fault Engine idle state

Information 

When throttle value is stuck at 7°, engine speed is limited at below 1, 500rpm and vehicle speed at maximum 40 - 50 km/h (25 - 31 mph)

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.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.