Gearbox Toyota C50A MMT

The Toyota C50A MMT 5-speed robotic gearbox was produced from 2006 to 2009 and installed on the popular Corolla and Auris models with a 1.6-liter 1ZR-FE engine. The transmission with electromechanical actuators is designed for a torque of 160 Nm.

This series includes: C50A, C53A.

Specifications

Production years 2006 – 2009
Type robotic transmission
Number of gears 5
Type of drive front
Engine volume, l up to 1.6
Torque output, Nm up to 160
Recommended oil MTG Oil LV API GL-4 SAE 75W
Oil capacity, liter 2.0
Replacing the oil every 85,000 km
Replacing the filter every 85,000 km
Gearbox lifespan, km ~150 000

Gear ratios C50A MultiMode

Using the example of a Toyota Corolla 2007 with a 1.6 liter engine:

Main 4.529
1st 3.545
2nd 1.904
3rd 1.310
4th 0.969
5th 0.815
Reverse 3.250

The transmission was installed on:

  • Toyota Auris 1 (E150) in 2006 – 2009;
  • Toyota Corolla 10 (E150) in 2006 – 2009.

Disadvantages of the Toyota C50A gearbox

  • The robot received negative reviews and quickly gave way to automatic transmission in many markets.
  • The first control unit often malfunctioned and a recall campaign was carried out in 2009.
  • The clutch caused the most problems; it failed after 50,000 km.
  • Expensive electromechanical actuators were not particularly reliable.

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