Toyota Sienna Service Manual: Heater relay (for rear air conditioning system)
ON-VEHICLE INSPECTION
1. INSPECT REAR HEATER RELAY
(a) Remove the rear heater relay.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance 
If the resistance is not as specified, replace the rear heater relay.
Heater relay
ON-VEHICLE INSPECTION
1. INSPECT HEATER RELAY
(a) Remove the heater relay.
(b) Measure the resistance according to the value(s) in
the table below.
Standard resistance
If the resistance i ...
Air conditioning control assembly
COMPONENTS
...
Other materials:
Vehicle load limits
Vehicle load limits include total load capacity, seating capacity,
TWR (Trailer Weight Rating) and cargo capacity
Total load capacity (vehicle capacity weight):
Total load capacity means the combined weight of occupants, cargo
and luggage.
Seating capacity
Without second center seat: 7 occupan ...
Installation
HINT:
Install the RH side by the same procedure as the LH side.
1. INSTALL FRONT DISC BRAKE CYLINDER SLIDE BUSH
(a) Apply the lithium soap base glycol grease to a new
front disc brake cylinder slide bush.
(b) Install the cylinder slide bush to the bottom side of
the front disc brake cyli ...
Test mode procedure
1. SPEED SENSOR SIGNAL CHECK (WHEN USING SST CHECK WIRE):
HINT:
If the ignition switch is turned from the ON to the ACC
or LOCK position during Test Mode, the DTCs of the
signal check function will be erased.
(a) Turn the ignition switch off.
(b) Check that the steering wheel is in th ...
