NOTICE No: MT000004462
MODEL: Mazda MPV YEAR: 2002-2004
AFFECTED VINs: N/A
SUBJECT: MIL ON: DTC P0442
APPLICABLE MODELS: 2002-2004 MPV
DETAILS:

On some vehicles, the MIL may be ON with DTC, P0442 and/or P0455 stored in the PCM memory. In most cases, there is no drivability concern, just the MIL is ON. The most common root cause for this concern on the MPV is a loose fuel filler cap.

1. Capture the Freeze Frame data stored, then clear all codes.

2. Perform the WDS evaporative system test to confirm the leak.If the vehicle fails, use the Mazda approved EVAP Tester (smoke checker) model # 134-01049 to further diagnose.

3. Activate Mode 8 to manually close the Change Over Valve (COV).
Note: the purge solenoid valve is Normally Closed (NC).

4. Perform the gas leak and smoke test to confirm the location of a leak.

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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