Aisin A343E 4Speed

The Tyre Calculator file is and Excel spreadsheet. They will ask if you want to save them or just open them. You will need Microsoft Excel spreadsheet to open them. Some drawings have more pages. Click Page Down to view them.

Main Drawing
Orion TCU Lexus A343E Drawing

Default Harnesses
OT01 – P1 Input Harness (ECU Connections)
OT03 V2 – P2 Input Harness
E36 V2 – P3 Output Harness
OT20 – Comms Buttons Harness

Other Harness Options
OT02 – P1 Input Harness (Stand Alone System)
E31 – P2 Output Harness

Diode Board.
DB1 Positive Diode Board

Shifter Converter Board
CON2 Serial A/D Converter

GP Priority Layout
Aisin A343E 4Speed Connection Layout

Hardware Classes
Aisin A343E

Tyre Calculator
Tyre Calculator Aisin A343E (Excel)

Old Harness Layout

This is not recommended for Orion but merely for backwards compatibility explanations. Some are discontinued.

P1 – Input Harness P2 – Output Harness P3 – Input / Coms Harness
E28 Input Harness E21 Output Harness P03-P3 Harness
E29 Input Harness E23 Output Harness P05-P3 Harness
E34 Input Harness E23 V2 Output Harness
E35 Input Harness E26 Output Harness
E27 Output Harness
E27 V2 output Harness
E31 Output Harness
E32 Output Harness
E33 Output Harness

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