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.
2019 Kia Forte EXFACTORY OEM SERVICE PROCEDURE
Engine Control System Diagnosis (2 Of 6)
- DTC Index
- DTC P0116-00: Engine Coolant Temperature Circuit Range/Performance
- DTC P0117-00: Engine Coolant Temperature Circuit Low Input
- DTC P0118-00: Engine Coolant Temperature Circuit High Input
- DTC P0119-00: Engine Coolant Temperature Circuit Intermittent
- DTC P0121-00: Throttle Position Sensor 1 Signal Circuit Range/Performance
- DTC P0122-00: Throttle Position Sensor 1 Signal Circuit Low Input
- DTC P0123-00: Throttle Position Sensor 1 Signal Circuit High Input
- DTC P0125-00: Insufficient Coolant Temperature For Closed Loop Fuel Control
- DTC P0130-00: O2 Sensor Circuit (Bank 1/Sensor 1)
- DTC P0131-00: O2 Sensor Circuit Low Voltage (Bank 1/Sensor 1)
- DTC P0132-00: O2 Sensor Circuit High Voltage (Bank 1/Sensor 1)
- DTC P0133-00: O2 Sensor Circuit Slow Response (Bank 1/Sensor 1)
- DTC P0134-00: O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
- DTC P0135-00: O2 Sensor Heater Circuit (Bank 1/Sensor 1)
- DTC P0136-00: O2 Sensor Circuit (Bank 1/Sensor 2)
- DTC P0137-00: O2 Sensor Circuit Low Voltage (Bank 1/Sensor 2)
- DTC P0138-00: O2 Sensor Circuit High Voltage (Bank 1/Sensor 2)
- DTC P0139-00: O2 Sensor Circuit Slow Response (Bank 1/Sensor 2)
- DTC P013A-00: O2 Sensor Slow Response - Rich To Lean Bank 1 Sensor 2
- DTC P013B-00: O2 Sensor Slow Response - Lean To Rich Bank 1 Sensor 2
- DTC P0140-00: O2 Sensor Circuit No Activity Detected (Bank 1/Sensor 2)
- DTC P0141-00: O2 Sensor Heater Circuit (Bank 1/Sensor 2)
- DTC P016B-00: Closed Loop Air/Fuel Ratio Control At Limit-System Too Rich
- DTC P016C-00: Closed Loop Air/Fuel Ratio Control At Limit-System Too Lean
- DTC P0171-00: System Too Lean (Bank 1)
- DTC P0172-00: System Too Rich (Bank 1)
- DTC P0201-00: Injector Circuit/Open - Cylinder 1
- DTC P0202-00: Injector Circuit/Open - Cylinder 2
- DTC P0203-00: Injector Circuit/Open - Cylinder 3
- DTC P0204-00: Injector Circuit/Open - Cylinder 4
Factory Service Tools
Use the Manual With the Right Hardware
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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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