Inspection
1. INSPECT OUTER MIRROR SWITCH ASSEMBLY (w/o Memory)

Standard resistance (Left side)

If the result is not as specified, replace the switch assembly.
Standard resistance (Right side)

If the result is not as specified, replace the switch assembly.
2. INSPECT OUTER MIRROR SWITCH ASSEMBLY (w/ Memory)

Resistance

*1: The L or R of the left / right adjustment switch.
Installation
Instrument panelEngine oil pressure switch
ON-VEHICLE INSPECTION
1. INSPECT ENGINE OIL PRESSURE SWITCH
ASSEMBLY
Disconnect the connector from the oil pressure
switch assembly.
With the switch still installed, measure the
resistance between the terminal of the engine oil
pressure switch and engine ground.
Standard ...
Key Lock-in Prevention Function does not Work Properly (Manual
Operation and Operation Interlocked with Key are Active)
DESCRIPTION
The un-lock warning switch turns ON when the key is inserted in the ignition
key cylinder. The courtesy
light switch turns ON when the driver side door is opened. These 2 switches are
monitored by the body
ECU.
In order to prevent the key from being locked in, the body ECU cont ...
For vehicles equipped with srs airbag and seat belt pretensioner
The SIENNA is equipped with a Supplemental Restraint System (SRS).
CAUTION: Failure to carry out the service operations in the correct sequence could cause the SRS to unexpectedly deploy during servicing and lead to serious injury. Furthermore, if a mistake is made when servicing SRS, it is poss ...