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.

Multiplex Network Body Computer

Fig 1: Identifying Multiplex Body Computer Terminals
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Fig 2: Multiplex Network Body Computer Specifications Chart
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Headlight Beam Level Control ECU:

Fig 3: Identifying Headlight Beam Level Control ECU Terminals
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Fig 4: Headlight Beam Level Control ECU Specifications Chart
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1. Signal waveform 1
  HINT:
  - Terminal: SPDR - GND
  - Gauge set: 5V / DIV. 2ms / DIV
  - Condition: Drive at about 30 km/h (19 mile/h)
  Fig 5: Identifying Signal Waveform 1 (GND)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Signal waveform 2
  HINT:
  - Terminal: RH+. RHT. RH-. RHE - RHG
    LH+. LHT. LH-. LHE - LHG
  - Gauge set: 5V / DIV. 10ms / DIV
  - Condition: Light control switch HEAD or DRL system is ON and engine running, when keeping and bouncing the vehicle
Fig 6: Identifying Signal Waveform 2 (When Motor Operates)
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If the value is not within the standard range, some defects on the vehicle side are suspect. Inspect the fuse, wire harness and connector.
Power Window Regulator Master Switch Assy

Fig 7: Identifying Power Window Regulator Master Switch Terminals
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Fig 8: Power Window Regulator Master Switch Assy Specifications Chart
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Power Window Regulator Switch Assy

Fig 9: Identifying Power Window Regulator Switch Terminals

Fig 10: Power Window Regulator Switch Assy Specifications Chart