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Page Hits: 5507576
NOTICE No: MT000002626
MODEL: Mazda MPV YEAR: 1997
AFFECTED VINs: N/A
SUBJECT: Knocking noise climbing up slope/hill
DETAILS:

Symptoms and Conditions

Knocking/pinging noise may be heard from engine while climbing up slope or hill with intake air temperature of 340 degrees Fahrenheit or higher and engine speed of 3,000-3,500 rpm. This noise can be caused by inadequate setting of map data in PCM and can be corrected by replacing it with '98 MY PCM, mentioned in the repair procedure.

Customers complaining of this should have their vehicle inspected and if necessary, have the '98 MY PCM installed.

Repair Procedure

  1. Verify the symptom/condition.
    1. If noise is duplicated, replace PCM with modified part.
    2. If noise is not duplicated, refer to workshop manual.

Part Information

Part Number Part Name
JEC4-18-881R-0B California Spec MPV (4x2)
JEA9-18-881R-0C California Spec MPV (4x4)
JEA9-18-881R-0C Federal Spec MPV (4x2, 4x4)
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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