DESCRIPTION
The slide door ECU LH controls the slide door closer. In response to the output signals from the switches in the slide door lock, the slide door closer drives the closer motor.
HINT: The slide door closer system operates regardless of the power slide door main switch ON / OFF.
WIRING DIAGRAM

INSPECTION PROCEDURE
1 INSPECT FUSE (ECU-B)
2 INSPECT SLIDE DOOR LOCK
3 POWER SOURCE RESET
4 INSPECT POWER SLIDE DOOR LOCK ASSEMBLY

OK


Resistance


Resistance

5 CHECK WIRE HARNESS (POWER SLIDE DOOR LOCK ASSEMBLY - POWER SLIDE DOOR ECU LH)

Resistance (Check for open circuit)

Resistance (Check for open circuit)

REPLACE POWER SLIDE DOOR ECU LH
Data list / active test
Slide Door Closer RH does not OperatePassenger Airbag ON/OFF Indicator Circuit
Malfunction
DTC B1152/28 Passenger Airbag ON/OFF Indicator Circuit
Malfunction
DESCRIPTION
The passenger airbag ON/OFF indicator circuit consists of the center airbag
sensor assembly and
passenger airbag ON/OFF indicator.
This circuit indicates the operation condition of the front passenger airbag, ...
Cleaning and protecting
the vehicle exterior
Perform the following to protect the vehicle and maintain it in
prime condition:
Working from top to bottom, liberally apply water to the vehicle
body, wheel wells and underside of the vehicle to remove any dirt
and dust.
Wash the vehicle body using a sponge or soft cloth, such as a
cha ...
Symptom confirmation and diagnostic trouble code
HINT:
The diagnostic system in the SIENNA has various
functions.
The first function is the Diagnostic Trouble Code
(DTC) check. A DTC is a code stored in the ECU
memory whenever a malfunction in the signal circuits
to the ECU occurs. In a DTC check, a previous
malfunction's DTC can be ...