Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Kia K5 GTFACTORY OEM SERVICE PROCEDURE
Engine Control System
| Item | N.m | kgf.m | lb.ft |
|---|---|---|---|
| Accelerator pedal mounting bolt | 18.6 - 23.5 | 0.9 - 1.4 | 13.7 - 17.4 |
| Boost Pressure Sensor (BPS) mounting bolt | 9.8 - 11.8 | 1.0 - 1.2 | 7.2 - 8.7 |
| Crankshaft Position Sensor (CKPS) mounting bolt | 9.8 - 11.8 | 1.0 - 1.2 | 7.2 - 8.7 |
| Camshaft Position Sensor (CMPS) mounting bolt | 9.8 - 11.8 | 1.0 - 1.2 | 7.2 - 8.7 |
| ECM bracket mounting nut & bolt | 9.8 - 11.8 | 1.0 - 1.2 | 7.2 - 8.7 |
| ETC module mounting bolt | 9.8 -11.8 | 1.0 - 1.2 | 7.2 - 8.7 |
| E-CVVT motor cover | 9.8 -11.8 | 1.0 - 1.2 | 7.2 - 8.7 |
| Electric Recirculation Control Valve (E-RCV) mounting bolt | 9.8 -11.8 | 1.0 - 1.2 | 7.2 - 8.7 |
| Electric Waste Gate Actuator (EWGA) mounting bolt | 11.8 - 13.7 | 1.2 - 1.4 | 8.7 - 10.1 |
| Heated Oxygen Sensor (HO2S) | 39.2 - 49.0 | 4.0 - 5.0 | 28.9 - 36.2 |
| Knock Sensor (KS) mounting bolt | 19.0 - 23.5 | 1.9 - 2.4 | 13.8 - 17.3 |
| Mass Absolute Pressure Sensor & Intake Air Temperature Sensor (MAPS & IATS) mounting bolt | 8.9 - 10.7 | 0.9 - 1.1 | 6.5 - 7.9 |
| Oil Pressure & Oil Temperature Sensor (OPTS) | 35.3 - 38.2 | 3.6 - 3.9 | 26.0 - 28.2 |
| Variable Force Solenoid (VFS) mounting bolt | 9.8 -11.8 | 1.0 - 1.2 | 7.2 - 8.7 |
Factory Service Tools
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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.
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