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.
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HOMESERVICE MANUALSHONDA2011CR-V EX, 2.4 RE3, MZJAREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMPGM-FI SYSTEMDTC TROUBLESHOOTINGDTC P0602: PCM PROGRAMMING ERROR
2011 Honda CR-V EX, 2.4 RE3, MZJA
DTC P0602: PCM Programming Error
2011 Honda CR-V EX, 2.4 RE3, MZJASECTION DTC P0602: PCM Programming Error
NOTE:
- Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION ).
- This DTC is indicated when a PCM update is not completed.
- Do not turn the ignition switch to LOCK (0) or ACC (I) while updating the PCM. If you do, the PCM can be damaged.
- Do the PCM update procedure (see PCM Update ).
- Check for Pending or Confirmed DTCs with the HDS.
Is DTC P0602 indicated?
YES -Replace the original PCM (see PCM REPLACEMENT ).
NO -The update is complete. If any other Pending or Confirmed DTCs are indicated, go to the indicated DTC's troubleshooting.
RENDER: 1.0x
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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.