Pin Voltage Tests
WARNING: This page is about a different car, the 2003 Lexus RX 300 and 2002 Lexus RX 300. However, it is still accessible from the selected car via links, so may be relevant.
Using a DVOM connected to ground, backprobe to measure voltage or resistance at appropriate terminal at ECM harness connector unless otherwise specified. See CONNECTOR IDENTIFICATION . See ENGINE CONTROL MODULE (ECM) PIN VOLTAGE CHART table.
ENGINE CONTROL MODULE (ECM) PIN VOLTAGE CHART
| Terminal No. (Symbols), Wire Color | Condition | Standard Voltage |
|---|---|---|
| E6-18 (TXCT) - E8-17 (E1), Gray - Brown | Ignition Switch ON | 10-14 Volts |
| E6-19 (RXCK) - E8-17 (E1), Pink - Brown | Ignition Switch ON | 10-14 Volts |
| E6-23 (KSW) - E8-17 (E1), Blue - Brown | Ignition Switch ON | 10-14 Volts |
| E6-28 (CODE) - E8-17 (E1), Violet - Brown | Ignition Switch ON | 10-14 Volts |