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 Telluride EX, FWDFACTORY OEM SERVICE PROCEDURE
Engine Control System Diagnosis (7 Of 7)
- DTC Index
- DTC P2271-00: O2 Sensor Signal Stuck Rich (Bank 1 Sensor 2)
- DTC P2272-00: O2 Sensor Signal Stuck Lean (Bank 2 Sensor 2)
- DTC P2273-00: O2 Sensor Signal Stuck Rich (Bank 2 Sensor 2)
- DTC P2297-00: O2 Sensor Out of Range During Deceleration - (Bank 1 Sensor 1)
- DTC P2298-00: O2 Sensor Out Of Range During Deceleration - (Bank 2 Sensor 1)
- DTC P2414-00: O2 Sensor Exhaust Sample Error (Bank 1 Sensor 1)
- DTC P2415-00: O2 Sensor Exhaust Sample Error (Bank 2 Sensor 1)
- DTC P2422-00: Evaporative Emission System Vent Valve Stuck Closed
- DTC P2501-00: AMS Voltage Rationality
- DTC P2502-00: Charging System Voltage
- DTC P2503-00: Charging System Voltage Low
- DTC P2504-00: Charging System Voltage High
- DTC P2540-00: Low Pressure Fuel System Sensor Circuit Range/Performance
- DTC P2541-00: Low Pressure Fuel System Sensor Circuit Low
- DTC P2542-00: Low Pressure Fuel System Sensor Circuit High
- DTC P2610-00: ECM/PCM Internal Engine Off Timer Performance
- DTC P2626-00: O2 Sensor Pumping Current Trim Circuit/Open (Bank 1 Sensor 1)
- DTC P2629-00: O2 Sensor Pumping Current Trim Circuit/Open (Bank 2 Sensor 1)
- DTC P2B95-00: Cold Start Injection Pulse Performance
- DTC U0001-00: High Speed CAN Communication Bus Off
- DTC U0101-00: Lost Communication With TCM
- DTC U0104-00: Lost Communication With Cruise Control Module
- DTC U0109-00: Lost Communication With Fuel Pump Control Module
- DTC U012A-00: Lost Communication With ICSC Module
- DTC U012D-00: Lost Communication With Generator Control Module
- DTC U0155-00: Lost Communication With Instrument Panel Cluster (IPC) Control Module
- DTC U0164-00: Lost Communication With HVAC Control Module (FATC CAN Time Out)
- DTC U0402-00: Invalid Data Received From TCM
- DTC U042B-00: CAN Communication Failure With Hill Assist Module
- DTC U04B1-00: Invalid Data Received From Battery Monitor Module
- DTC U1111-00: Lin Message Timeout With EBS
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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