Mazda B-Series Truck 2001–2002 — technical service bulletin
Bulletin 0101202 · NHTSA communication 634347 · issued Apr 11, 2002
Technical service bulletin
communication type
Unknown OR Other
component
2001–2002
model years
2
vehicle entries
Official summary
Subject regarding 4.0l sohc engine - malfunction indicator lamp illuminated with diagnostic trouble code p0300. *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.