Toyota Sienna Service Manual: Air conditioning control assembly

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 re ...

Removal

1. REMOVE AIR CONDITIONING NO.2 CONTROL ASSEMBLY (a) Release the 4 claw fittings and release the air conditioning No. 2 control assembly. (b) Disconnect the connectors and remove the air con ...

Other materials:

Installation
1. INSTALL HIGH MOUNTED STOP LIGHT ASSEMBLY 2. INSTALL REAR SPOILER Install the rear spoiler with the 3 nuts and 2 clips. Connect the center stop light connector. 3. INSTALL BACK DOOR CENTER GARNISH Engage the 5 clips to install the back door center garnish. ...

Registration
1. REGISTRATION TRANSMITTER CODE HINT: The garage door opener is built in the dome lamp assembly No.1. When transmitter codes for garage door, gate, entry gate, door lock, home lighting system or security system are registered with the garage door opener, be sure to register them again wheneve ...

Manual Up / Down Function does not Operate on Rear RH Only
DESCRIPTION If the manual UP/DOWN function does not operate, the power window motor, the regulator switch or the wire harness may be malfunctioning. WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK WIRE HARNESS (POWER SOURCE) Disconnect the P39 regulator switch connector.  Turn ...