Toyota SW89663-0KP91 Firmware for the 1KD-FTV Engine
A catalog reference for Toyota SW89663-0KP91, swupg 30KP9100 and spare ECU identifier 89661-0KU11 for the 1KD-FTV diesel engine.
SW89663-0KP91 is associated with engine control for Toyota’s 1KD-FTV diesel engine. The listed spare identifier, 89661-0KU11, belongs to Toyota’s engine control computer part-number family. An engine control computer manages functions such as fuel injection using sensor information to regulate engine operation.
How the identifiers relate
The catalog identifies the software as SW89663-0KP91, with 30KP9100 as the swupg identifier and 89661-0KU11 as the spare number. The related entries 89663-0KP91 and 89661-0KU11 preserve the distinction between the software identifier and the engine control computer part-number family.
The 1KD-FTV designation identifies the engine family, but these identifiers alone do not establish an exact vehicle application or describe a change made by this software revision. No stock or modified variant label is specified for this entry.