LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Honda >> 2001 >> CR-V EX, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls Self-Diagnostics >> Self-Diagnostic System >> System Readiness Test Codes >> Catalytic Converter
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Catalytic Converter

NOTE: Do not turn ignition off. When negative battery cable is disconnected, all readiness test codes are cleared.
  1. Ensure ambient temperature is 20-95°F (-7-35°C). Connect scan tool to DLC. Start engine, and hold at 3000 RPM under no load condition with transaxle in Park or Neutral until radiator cooling fan comes on.
  2. Drive vehicle on highway/freeway for about 10 minutes without stopping. Driving speed can vary.
  3. Drive vehicle at a steady speed between 50-62 MPH with transaxle in D position with overdrive ON (5th gear on M/T) for 30 seconds.
  4. Repeat step  3 three times. Between each repetition, close throttle completely for 1-2 seconds. If engine is stopped during this part of the procedure, go back to step  2 and repeat procedure from there. Check for readiness code with scan tool.