Mazda 626 1995–2015 — technical service bulletin
Bulletin RF-18-03 · NHTSA communication 10145240 · issued Sep 11, 2018
Technical service bulletin
communication type
Engine and Engine Cooling
component
1995–2015
model years
16
vehicle entries
Official summary
EXHAUST PIPE GASKET OPEN END: There has been some concern with the open end of hoop design being considered a defect in the gasket for P/N AJ17-40-305. The end of this ?hoop? is intentionally modified to press fix the gasket on the exhaust pipe. NOTE: The ?hoop? might become larger during shipping, but you can still use it by pressing this portion down when installing.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.