Sunday, July 22, 2018

Toyota Highlander 3.3i XU20 Denso 89663-48271

Firmware for Toyota Highlander, MCU23

3.3 VVT-I 3MZ FE engine

control unit: Denso,

software version: 89663-48271,

in firmware disabled catalysts and ventilation system of the fuel tank EVAP, errors in mixing (poor / rich), made chip tuning with an increase in power and torque by 10%.

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