Terminals Of Ecu
WARNING: This page is about a different car, the 2008 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.
- SLIDING ROOF DRIVE GEAR (SLIDING ROOF ECU)
- Disconnect the W3 ECU connector.
- Measure the voltage and resistance according to the value(s) in the table below.W3 ECU CONNECTOR VOLTAGE AND RESISTANCE SPECIFICATION
Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition W3-1 (UP) - Body ground LG - Body ground Sliding roof switch signal TILT switch is pressed to up Below 1 Ω W3-1 (UP) - Body ground LG - Body ground Sliding roof switch signal TILT switch is not pressed to up 10 kΩ or higher W3-2 (DWN) - Body ground W - Body ground Sliding roof switch signal TILT switch is pressed to down Below 1 Ω W3-2 (DWN) - Body ground W - Body ground Sliding roof switch signal TILT switch is not pressed to down 10 kΩ or higher W3-6 (OPN) - Body ground O - Body ground Sliding roof switch signal SLIDE switch is pressed to open Below 1 Ω W3-6 (OPN) - Body ground O - Body ground Sliding roof switch signal SLIDE switch is not pressed to open 10 kΩ or higher W3-7 (CLS) - Body ground V - Body ground Sliding roof switch signal SLIDE switch is pressed to close Below 1 Ω W3-7 (CLS) - Body ground V - Body ground Sliding roof switch signal SLIDE switch is not pressed to close 10 kΩ or higher W3-8 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω W3-9 (IG) - Body ground SB - Body ground IG power supply Ignition switch ON 11 to 14 V W3-9 (IG) - Body ground SB - Body ground IG power supply Ignition switch OFF Below 1 V W3-10 (B) - Body ground L - Body ground +B power supply Always 11 to 14 V If the result is not as specified, there may be a malfunction on the wire harness side.