89661-02P81 89663-02C31 Denso GEN1 original ECU file – Toyota Corolla 1.8 115hp

SW numbers next to 89663-02C31

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 Corolla 1.8 115hp

11 files cover exactly this car and engine, on Denso GEN1 (11). If your ECU reads differently from this page, 7 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 Corolla: 297 files. ECU types: Denso GEN1 (145), Denso D76F019XXX (60), Denso GEN3 (32), Denso, type not listed (28). Engine codes: 1ZR-FE (17), 2ZR-FE (16), 3ZZ-FE (10), 8NR-FTS (10).

Engine code 1ZZ-FE: 11 files, on Denso GEN1 (8), EFI T4E (1), Denso ECU_TOYOTA (1). Listed for Toyota Corolla (4), Toyota Premio (3), Lotus Elise (1), Pontiac Vibe (1).

914 of the 914 files here with HW 8966… are Denso units.

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