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Mazda TSB #MT-004-22

2023 Mazda MAZDA3

TSB Document:

MC-10228648-0001.pdf

Affected Component: ENGINE AND ENGINE COOLING

Summary: Some vehicles may experience the Check Engine Light ON with DTC P0171 (Fuel Trim too Lean) and possibly DTCs P030X (Misfire). Vehicles having this concern should use the following Inspection/Repair procedure.

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Date Published: DEC 01, 2022
NHTSA TSB #: 10228648

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