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NOTICE No: MT000003801
MODEL: Mazda MPV YEAR: 2002
AFFECTED VINs: JM3 LW28** 20 300001 - JM3 LW28** 20 316310
SUBJECT: PCM error/MIL ON, false DTC P0340
DETAILS:

If engine cranking time should occur longer than 3 seconds, PCM may misjudge the CMP sensor circuit as having a malfunction.

A revised PCM calibration is available on B19 to resolve this concern. Using WDS B19:

  1. Perform "SELF-TEST". Verify DTC P0340 is stored.
  2. Reprogram the PCM to latest calibration available using WDS B19 and following the "Module Reprogramming Procedure".

    FILE NAMEPCM CAL.Notes
    QHABXA12ALF-12A650 AEw/o immob.
    QHABXB12ALF-12A650 BEw/immob.

     
  3. Road test vehicle to re-learn KAM, and verify MIL does not turn ON again.
  4. Verify repair, return vehicle to the customer.
CONSUMER NOTICE:
The information and instructions in this notice are intended for use by skilled technicians. Mazda technicians utilize the proper tools/equipment and take training to correctly and safely maintain Mazda vehicles. These instructions should not be performed by "do-it-yourselfers." Consumers should not assume this notice applies to their vehicle or that their vehicle will develop the described concern. To determine if the information applies, consumers should contact their nearest authorized Mazda dealership.
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