What Does P0174 Mean on Your 2024 Kia Telluride?
A P0174 code on your 2024 Kia Telluride indicates the ECM detected a lean air-fuel mixture on Bank 2. The 2024 Telluride features an updated 3.8-liter V6 engine producing 291 horsepower. Bank 2 is a distinct set of cylinders on this V6, and P0174 targets a lean condition on that specific side.
Your 2024 Telluride is under full factory warranty. All P0174-related repairs should be handled at the Kia dealership at no charge.
Common Symptoms You May Notice
- Check engine light on
- Rough idle
- Power loss during acceleration
- Reduced fuel economy
- Hesitation under load
- Engine vibration
Most Likely Causes of P0174 on the 2024 Telluride
- Vacuum Leak on Bank 2 - Loose or improperly seated connections on the Bank 2 side of the V6 intake system.
- ECM Software Calibration - Software updates may address fuel trim accuracy on the updated V6.
- MAF Sensor Issue - Contamination or factory defect.
- O2 Sensor Defect - Factory-defective Bank 2 oxygen sensor.
How to Diagnose the Problem
- Scan codes - Confirm P0174.
- Check for TSBs - Ask dealer about applicable bulletins.
- Schedule dealer service - Best approach for warranty vehicle.
Repair Options and Cost Breakdown
- Warranty repair - $0 for all covered repairs.
- Vacuum hose repair - $10 to $40 out of warranty.
- MAF sensor replacement - $110 to $230, plus $50 to $100 labor.
- O2 sensor replacement - $110 to $260, plus $100 to $180 labor.
Can You Fix This Yourself?
Do not attempt repairs on your 2024 Telluride. Take it to the Kia dealer and let them handle it under warranty at no cost. Kia's warranty is one of the most comprehensive in the automotive industry.
Prevention Tips
- Use factory air filter
- Follow Kia maintenance schedule
- Use quality fuel
- Keep dealer service appointments current
- Do not modify the intake system