1991-1992 Toyota MR2 Turbo, 1990-1992 Toyota Celica All Trac ECU Pinout Diagram

1991- 1992 Toyota MR2 Turbo, 1990-1992 Toyota Celica All Trac. ECU Pinout Diagram … If you are not familiar with the vehicle’s electrical systems, onboard sensors, and vehicle dynamics, DO NOT attempt to perform ANY installation of PLX Devices Inc. product(s). PLX Devices Inc. does not guarantee 100% accuracy, compatibility and specific application functionality of these documents.

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1991-1992 Toyota MR2 Turbo, 1990-1992 Toyota Celica All Trac ECU Pinout Diagram
Connector A

  • Name
  • Power Ground
  • Power Ground
  • Ignition Control Module
  • Power Ground

Connector B

  • Intake Air Temperature Sensor
  • Engine Coolant Temperature Sensor
  • Knock Sensor
  • Primary 02 Sensor
  • Throttle Position Sensor
  • MAP Sensor

Connector D

  • Voltage Back Up
  • Brake Switch
  • Vehicle Speed Sensor
  • Power Source
  • Power Source

Function

  • Chassis ground
  • Chassis ground
  • Engine speed
  • Chassis ground

Function

  • Air temperature sensor signal
  • Engine coolant temperature sensor signal
  • Engine knock sensor
  • Primary oxygen sensor signal
  • Throttle position sensor signal
  • Manifold absolute pressure sensor signal
  • Map min: 4.89
  • Map max: 1.09

Function

  • Permanent 12V
  • Brake switch signal
  • Vehicle speed sensor signal
  • 12V switched
  • 12V switched
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