Toyota Corolla 2004–2005 — technical service bulletin
Bulletin 00804 · NHTSA communication 10011810 · issued Nov 22, 2004
Technical service bulletin
communication type
Power Train
component
2004–2005
model years
2
vehicle entries
Official summary
Malfunction indicator light on with diagnostic trouble code p0741 (torque converter clutch solenoid performance). *nm
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.