Terminals Of Ecu

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.

CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSY (DRIVER'S DOOR ECU)

Fig 1: Checking Power Window Regulator Master Switch Assy (Driver's Door ECU)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Disconnect the D17 connector.
2. Check the voltage and continuity of each terminal of the wire harness side connector.
  Standard:
  
  Fig 2: Checking Voltage & Continuity Of Each Terminal Of Wire Harness Side Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  HINT: If the value is not as specified, there may be a malfunction in the wire harness side.
3. Connect the D17 connector, and check the voltage between each terminal of the connector.
Standard:

Fig 3: Checking Voltage Between Each Terminal Connecting D14 Connector Chart
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT: If the value is not as specified, replace the power window regulator master switch.
CHECK POWER WINDOW REGULATOR SWITCH ASSY (PASSENGER'S DOOR ECU)

Fig 4: Checking Power Window Regulator Switch Assy (Passenger's Door ECU)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Disconnect the F13 connector.
2. Check the voltage and continuity of each terminal of the wire harness side connector.
  Standard:
  
  Fig 5: Checking Voltage & Continuity Of Each Terminal Of Wire Harness Side Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  HINT: If the value is not as specified, there may be a malfunction in the wire harness side.
3. Connect the F13 connector, and check the voltage between each terminal of the connector.
Standard:

Fig 6: Checking Voltage Between Each Terminal Connecting F13 Connector Chart
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT: If the value is not as specified, replace the power window regulator switch.
CHECK POWER WINDOW REGULATOR SWITCH ASSY REAR (LH SIDE)

Fig 7: Checking Power Window Regulator Switch Assy Rear (LH Side)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Disconnect the R15 connector.
2. Check the voltage and continuity of each terminal of the wire harness side connector.
  Standard:
  
  Fig 8: Checking Voltage & Continuity Of Each Terminal Of Wire Harness Side Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  HINT: If the value is not as specified, there may be a malfunction in the wire harness side.
3. Connect the R15 connector, and check the voltage between each terminal of the connector.
Standard:

Fig 9: Checking Voltage Between Each Terminal Connecting R15 Connector
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT: If the value is not as specified, replace the power window regulator switch assy rear (LH side).
CHECK POWER WINDOW REGULATOR SWITCH ASSY REAR (RH SIDE)

Fig 10: Checking Voltage & Continuity Of Power Window Regulator Switch Assy Rear (RH Side)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Disconnect the R16 connector.
2. Check the voltage and continuity of each terminal of the wire harness side connector.
  Standard:
  
  Fig 11: Checking Voltage & Continuity Of Each Terminal Of Wire Harness Side Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  HINT: If the value is not as specified, there may be a malfunction in the wire harness side.
3. Connect the R16 connector, and check the voltage between each terminal of the connector.
Standard:

Fig 12: Checking Voltage Between Each Terminal Connecting R16 Connector
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT: If the value is not as specified, replace the power window regulator switch assy rear (RH side).
CHECK DRIVER SIDE JUNCTION BLOCK ASSY (BODY ECU) (REAR SIDE)

Fig 13: Checking Driver Side Junction Block Assy (Body ECU) (Rear Side)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Disconnect the 2B, 2E, 2F and 2G driver side J/B connectors.
2. Check the voltage and continuity of each terminal of the wire harness side connector.
Standard:

Fig 14: Checking Voltage & Continuity Of Each Terminal Of Wire Harness Side Connector
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT: If the value is not as specified, there may be a malfunction in the wire harness side.
CHECK DRIVER SIDE JUNCTION BLOCK ASSY (BODY ECU) (LEFT SIDE)

Fig 15: Checking Driver Side Junction Block Assy (Body ECU) (Left Side)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Disconnect the B4 driver side J/B (body ECU) connector.
2. Check the continuity of each terminal of the wire harness side connector.
  Standard:
  
  Fig 16: Checking Continuity Of Each Terminal Of Wire Harness Side Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  HINT: If the value is not as specified, there may be a malfunction in the wire harness side.
3. Connect the B4 driver side J/B (body ECU) connector, and check the voltage between each terminal of the connector.
Standard:

Fig 17: Checking Voltage Between Each Terminal Connecting B4 Driver Side J/B (Body ECU)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT: If the value is not as specified, replace the driver side J/B.