Ignition Switch Circuit
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.
Inspect the ignition switch circuit. Connect the switch connector and inspect the connector on the wire harness side from the back side. See CONNECTOR IDENTIFICATION . See INSPECTING IGNITION SWITCH CIRCUIT table. If circuit is not as specified, inspect the circuits connected to other parts.
INSPECTING IGNITION SWITCH CIRCUIT
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| 2 - Ground | Constant | B+ Voltage |
| 3 - Ground | Ignition Switch ACC Or ON | B+ Voltage |
| 4 - Ground | Ignition Switch ON | B+ Voltage |
| 6 - Ground | Ignition Switch ON Or START | B+ Voltage |
| 7 - Ground | Constant | B+ Voltage |
| 8 - Ground | Ignition Switch START | B+ Voltage |