Toyota Sienna Service Manual: Windshield deicer relay
ON-VEHICLE INSPECTION
1. INSPECT FR WIPER DEICER RELAY
- Inspect the resistance.
Standard resistance
If the result is not as specified, replace the relay.
Window defogger switch
INSPECTION
1. INSPECT WINDOW DEFOGGER SWITCH
Check the defogger switch illuminates.
Standard
If the result is not as specified, replace the switch
assembly or bulb.
Check ...
Defogger relay
ON-VEHICLE INSPECTION
1. INSPECT DEFOGGER RELAY
Inspect the resistance.
Standard resistance
If the result is not as specified, replace the relay. ...
Other materials:
Occupant Classification Sensor Power Supply
Circuit Malfunction
DTC B1793 Occupant Classification Sensor Power Supply
Circuit Malfunction
DESCRIPTION
The occupant classification sensor power supply circuit consists of the
occupant classification ECU and
the occupant classification sensors.
DTC B1793 is recorded when a malfunction is detected in the occu ...
Power Seat Motor Circuit
DESCRIPTION
When the power seat control switch is operated, a command signal is sent to
the position control ECU
and switch assembly (power seat control switch and ECU). The front power seat
switch then controls the
appropriate seat motor as needed. This memory system does not use a seat
po ...
For manual air conditioning system
ON-VEHICLE INSPECTION
1. INSPECT AIR INLET CONTROL SERVO MOTOR
(a) Remove the air inlet control servo motor.
(b) Connect the positive (+) lead from the battery to
terminal 5 and negative (-) lead to terminal 1, then
check that the lever turns to "RECIRCULATION"
side smoothly.
...
