Terminals Of Ecu

CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSY (DOOR ECU)
1. Disconnect the P5 master switch connector.
2. Check the voltage or continuity of each terminal of the wire harness side connector.
Fig 1: Identifying P5 Master Switch Connector Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Standard:

Fig 2: Inspecting P5 Master Switch Specified Condition
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If the result is not as specified, the wire harness side may malfunction.
1. Reconnect the P5 switch connector, and check the voltage of each terminal of the connector.
Standard:

Fig 3: Inspecting P5 Switch Connector Specified Condition
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If the result is not as specified, the master switch may malfunction.
CHECK MULTIPLEX NETWORK BODY ECU
1. Disconnect the body ECU connectors B9, B10, B11 and B12.
2. Check the voltage or continuity of each terminal of the wire harness side connector.
  
  Fig 4: Identifying Body ECU B9, B10, B11 And B12 Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard:
  
  Fig 5: Checking Body ECU Connectors B9, B10, B11 And B12 Specified Condition
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, the wire harness side may malfunction.
3. Reconnect the ECU connectors, and check the voltage of each terminal of the connectors.
  Standard:
  
  Fig 6: Checking ECU Connectors Specified Condition
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, the door ECU or communication line may malfunction.