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DTC P2229: BARO Sensor Circuit High Voltage Honda Pilot II

Testing & Diagnostics ~196 words

Note. Before you troubleshoot, record all freeze data and any on-board snapshot, and review GENERAL TROUBLESHOOTING INFORMATION .

  1. Turn the ignition switch to ON (II).
  2. Check the BARO SENSOR in the DATA LIST with the HDS. Is about 160 kPa (47.2 in.Hg, 1, 200 mm Hg), or 4.49 V or more indicated? YES - Go to step 3 . NO - Intermittent failure, the system is OK at this time.
  3. Update the PCM if it does not have the latest software (see «PCM UPDATE»(ref-333558-S24141467512009072100000) ), or substitute a known-good PCM (see «SUBSTITUTING THE PCM»(ref-333557-S35070474232009072100000) ).
  4. Check for Pending or Confirmed DTCs with the HDS. Is DTC P2229 indicated? YES - Check for poor connections or loose terminals at the PCM. If the PCM was updated, substitute a known-good PCM (see «HOW TO TROUBLESHOOT CIRCUITS AT THE PCM CONNECTORS»(ref-333557-S42614883922009072100000) ), then recheck. If the PCM was substituted, Go to step 1 . NO - If the PCM was updated, troubleshooting is complete. If the PCM was substituted, replace the original PCM (see «PCM REPLACEMENT»(ref-333558-S09775742392009072100000) ). If any other Pending or Confirmed DTCs are indicated, go to the indicated DTC's troubleshooting.

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