Catalytic Converter DTCS

2011 Honda CR-V EX, 2.4 RE3, MZJASECTION Catalytic Converter DTCS
CATALYTIC CONVERTER DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION (K24Z6)

DTC Description
DTC P0420 Catalyst System Efficiency Below Threshold
CATALYTIC CONVERTER DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION (K24Z1)

DTC Description
DTC P0420 Catalyst System Efficiency Below Threshold
RENDER: 1.0x

NO RELATED

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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.