MoTec M4 lambda Upgrade is a software upgrade to enable Lambda
It can only be added to an ecu that already has the Motec M4 Pro upgrade.
You will also require a Lambda sensor.
This is a software upgrade which consists of a new code which is sent to the ecu via laptop. You may purchase online, but please forward your ECU serial number. You will receive your code via email.
- Special order
- Toyota Celica GT4 ST165 01/88> 12/90
- Toyota Celica GT4 ST185 10/89> 03/94
- Toyota Celica GT4 ST205 02/94> 08/99
- Toyota MR2 Turbo Rev 1 3S-GTE 12/89> 12/91
- Toyota MR2 Turbo Rev 2 3S-GTE 12/91> 11/93
- Toyota MR2 Turbo Rev 3 3S-GTE 11/93> 08/99
- Toyota Starlet 1.3 Turbo EP82 4E-FTE 12/89> 12/95
- Toyota Starlet 1.3 Turbo EP91 4E-FTE 01/96> 12/99