Pin Voltage Tests
WARNING: This page is about a different car, the 2002 Lexus GS 430 and 2002 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE CONTROL MODULE PIN VOLTAGE CHART (ENGINE IMMOBILIZER SYSTEM)
| Terminal No. (Symbols), Wire Color | Condition | Volts |
|---|---|---|
| E6-31 (CODE) - E3-7 (E1), Green/Black - Brown | Ignition Switch ON | 10-14 |
| E5-23 (TXCT) - E3-7 (E1), Blue/Red - Brown | Ignition Switch ON | 10-14 |
| E5-24 (RXCK) - E3-7 (E1), Black/White - Brown | Ignition Switch ON | 10-14 |