Toyota HiAce 3.0TD 1KDFTV Firmware 89663-26D31
Catalog details for Toyota HiAce 3.0TD 1KD-FTV firmware 89663-26D31 and the engine control module family.
89663-26D31 is a Toyota engine control calibration identifier cataloged for a HiAce 3.0TD with the 1KD-FTV diesel engine. It belongs to the 89663 part-number family associated with engine control software.
The engine control module manages diesel engine operation, including fuel injection timing and quantity. These controls affect how the engine starts, responds to the accelerator and runs under different loads. The catalog identifier alone does not establish what this particular calibration revision changes.
Catalog identification
The complete identifier distinguishes 89663-26D31 from other Toyota calibration records. The related catalog entry repeats that identifier without a stock or modified variant label, so it does not describe a separate tuned feature or named modification.