Driver Door ECU (Power Window Regulator Master Switch)
WARNING: This page is about a different car, the 2002 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.
See CONNECTOR IDENTIFICATION . See INSPECTING DRIVER DOOR ECU table.
INSPECTING DRIVER DOOR ECU\
| Terminal No. (Symbol) | Wiring Color | Specification |
|---|---|---|
| 2 - Body Ground (GND - Body Ground) | White/Black | Constant (Continuity) |
| 7 - Body Ground (MPX1 - Body Ground) | Gray/Black | Constant (Continuity) |
| 8 - Body Ground (MPX2 - Body Ground) | Gray/Light Blue | Constant (Continuity) |
| 9 - 2 (CPUB - GND) | White/Red - White/Black | Constant (10-14 Volts) |
| 16 - 2 (LSWD - GND) | Light Green - White/Black | Driver Side Door Unlocked (Below 1 Volt), Driver Side Door Locked (10-14 Volts) |
| 20 - 2 (SIG - GND) | Black/Red - White/Black | IG Switch ON (10-14 Volts) |