Toyota Sienna Service Manual: Lumbar support adjuster assembly
INSPECTION
1. INSPECT LUMBAR SUPPORT ADJUSTER ASSEMBLY
- Check operation of the lumbar support adjuster motor.
- Check if the lumbar support adjuster moves smoothly when the battery is connected to the lumbar support adjuster motor connector terminal.
OK
If the result is not as specified, replace the lumbar support adjuster assembly.
Front power seat lumbar switch
Inspection
1. INSPECT FRONT POWER SEAT LUMBAR SWITCH
Measure the resistance according to the value(s) in
the table below.
Standard resistance
If the result is not as specified ...
Other materials:
Dtc check / clear
1. DTC CHECK/CLEAR (WHEN USING SST CHECK WIRE):
(a) DTC check
(1) Using SST, connect terminals TC and CG of the
DLC3.
SST 09843-18040
(2) Turn the ignition switch to the ON position.
(3) Read the DTCs from the ABS warning light on
the combination meter.
HINT:
If no code appears, inspe ...
Installation
1. INSTALL CRANKSHAFT POSITION SENSOR
Apply a light coat of engine oil to the O-ring on the
crankshaft position sensor.
Install the crankshaft position sensor with the bolt.
Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf)
Connect the crankshaft position sensor connector.
...
System Voltage
MONITOR DESCRIPTION
The battery supplies electricity to the ECM even when the ignition switch is
off. This power allows the
ECM to store data such as DTC history, freeze frame data and fuel trim values.
If the battery voltage falls
below a minimum level, these memories are cleared and the ...
