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Control Units

WARNING: This page is about a different car, the 2004 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
CONTROL UNITS LOCATION

Component Location
Airbag Sensor Assembly Below center of dash. See Figure.
Blower Motor Controller (Rear) Behind right rear quarterpanel. See Figure.
Body ECU Behind left side of dash. See Figure.
Clearance Sonar ECU Behind center of dash. See Figure.
Cooling Fan ECU At center front of engine compartment. See Figure.
Distance Control ECU Behind right side of dash. See Figure.
Door Lock Control Receiver Behind upper center of dash. See Figure.
Engine Control Module Behind right side of dash. See Figure.
Headlight Control ECU LH Behind left headlight. See Figure.
Headlight Control ECU RH Behind right headlight. See Figure.
Moon Roof Control ECU At center front of roof. See Figure.
Navigation ECU Under right front seat. See Figure.
Power Back Door ECU Behind left rear quarterpanel. See Figure.
Power Slide Door ECU LH In left siding door. See Figure.
Power Slide Door ECU RH In right sliding door. See Figure.
Rear Seat Entertainment ECU Behind right rear quarterpanel. See Figure.
Seat Heater ECU LH Under left front seat. See Figure.
Seat Heater ECU RH Under right front seat. See Figure.
Shift Lock Control ECU At base of shifter assembly. See Figure.
Skid Control ECU With Actuator At left rear of engine compartment. See Figure.
Slide Door Attachment Control LH At center of left sliding door. See Figure.
Slide Door Attachment Control RH At center of right sliding door. See Figure.
Transponder Key Amplifier Behind left side of dash. See Figure.
Transponder Key Computer Behind upper center of dash. See Figure.