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Terminals Of Ecu

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
  1. STEERING LOCK ACTUATOR ASSEMBLY (STEERING LOCK ECU) 
    Fig 1: Identifying ECU Connector Terminal Identification
    GTY192341Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Terminal No. (Symbols) Wiring color Terminal description Condition Specified condition
    D14-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 V
    D14-2 (SGND) - Body ground W - Body ground Signal ground Always Below 1 V
    D14-3 (IGE) - D14-1 (GND) P - W-B Power source for motor drive
    • Motor is in operation
    • Motor is not in operation
    • Below 1 V
    • 10 to 12 V
    D14-4 (SLP1) - D14-2 (SGND) BE - W Unlock position sensor output signal
    • When steering is locked
    • When steering lock is released
    • 10 to 14 V
    • Below 1 V
    D14-5 (LIN) - D14-2 (SGND) R - W LIN communication bus Engine switch on (IG) Pulse generation
    D14-6 (IG2) - D14-1 (GND) V - W-B IG signal input Engine switch on (IG) 10 to 14 V
    D14-7 (B) - D14-1 (GND) B - W-B Power source Always 10 to 14 V
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