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1990 Toyota Supra MA70 Fuel System Circuit Diagram

Saturday, 26. September 2009 by Arya
The following circuit diagram shows 1990 Toyota Supra MA70 Fuel System Circuit Diagram. The ECU receives signals from various sensors indicating changing engine operating conditions such as: Exhaust oxygen content, Intake air volume, Intake air temperature, Coolant temperature, Engine rpm, Acceleration / deceleration etc. Read more [...]