89663-04290 Denso GEN1 original ECU file – Toyota Tundra 4.0 238hp

SW numbers next to 89663-04290

The closest SW numbers in the archive, by spelling. They are other files, not equivalents. Worth a look when a digit may have been misread.

Other numbers for the Toyota Tundra 4.0 238hp

6 files cover exactly this car and engine, on Denso GEN1 (6). If your ECU reads differently from this page, 2 of the others:

This ECU and car in figures

Denso GEN1: 2 753 files, 2 709 SW numbers, 331 with a map pack. Makes: Toyota (2 169), Lexus (425), Hino (113), Toyota BUS (38). Most listed: Toyota Hilux (322), Toyota Land Cruiser (279), Lexus IS (171), Toyota Corolla (145).

Toyota Tundra: 103 files. ECU types: Denso GEN1 (64), Denso, type not listed (27), Denso D76F019XXX (11), Denso RX703200 (1). Engine codes: 3UR-FE (34), 3UR-FBE (20), 2UZ-FE (4), 1GR-FE (3).

5 122 of the 5 122 files here with SW 8966… are Denso units.