Toyota 4 Runner 2005–2006 — technical service bulletin
Bulletin 04905 · NHTSA communication 10018997 · issued Nov 16, 2005
Technical service bulletin
communication type
Engine and Engine Cooling
component
2005–2006
model years
2
vehicle entries
Official summary
Malfunction on diagnostic trouble code p0171, p0174. P2195, or p2197 concerning toyota 4 runner 2005-2006. *ak
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.