Mazda B-Series Truck 2002–2003 — technical service bulletin
Bulletin 0004164 · NHTSA communication 10005734 · issued Jan 30, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2002–2003
model years
2
vehicle entries
Official summary
Spark knock, detonation or ping condition throttle tip-in or during steady state operation at or near wide open throttle on certain vehicles equipped with 3.0l ffv/efi engines. Repair information review1. *tt
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.