P0420 Code: 2024 Toyota RAV4 – What It Means & Cost to Fix

P0420 Code on 2024 Toyota RAV4: Catalyst Efficiency Diagnosis

A P0420 diagnostic code on your 2024 Toyota RAV4 indicates that the catalytic converter efficiency has dropped below acceptable thresholds. On a brand-new vehicle, this code is unusual and warrants investigation.

2024 RAV4 Powertrain Options

  • 2.5L Dynamic Force 4-cyl: 203 hp
  • 2.5L Hybrid: Combined 219 hp
  • 2.5L Prime PHEV: Combined 302 hp

All RAV4 variants use 4-cylinder engines with single-bank exhaust systems.

P0420 on a New Vehicle

True converter failure is rare on new vehicles. More likely:

  • O2 Sensor Issues: Faulty sensors creating false codes
  • Exhaust Problem: Manufacturing defect
  • Software Calibration: ECM may need update

Warranty Coverage

A 2024 RAV4 is fully covered under warranty. Have Toyota dealer diagnose at no cost.

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