Mazda Miata 1999–2001 — technical service bulletin
Bulletin 0100702 · NHTSA communication 634333 · issued Feb 25, 2002
Technical service bulletin
communication type
Unknown OR Other
component
1999–2001
model years
5
vehicle entries
Official summary
Subject regarding malfunction indicator lamp illuminates with diagnostic trouble code p0402 stored in memory. *slc
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.