Toyota Sienna Service Manual: Air conditioning system (for manual air conditioning system)

Back-up Power Source Circuit

DESCRIPTION This is the back-up power source for the A/C amplifier. Power is supplied even when the ignition switch is off and is used for diagnostic trouble code memory, etc. WIRING DIAGRAM ...

Precaution

NOTICE: Because the compressor operates at high voltages, wear electric insulated gloves and pull out the service plug to cut the high-voltage circuit before inspection. 1. DO NOT HANDLE REFRIGERA ...

Other materials:

What to do if... (Troubleshooting)
If there is a problem with the hands-free system or a Bluetooth® device, first check the table below. When using the hands-free system with a Bluetooth® device The hands-free system or Bluetooth® device does not work. The connected device may not be a compatible Bl ...

Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem
DTC P0121 Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem HINT: This DTC relates to the Throttle Position (TP) sensor. DESCRIPTION Refer to DTC P0120 DTC No. DTC Detection Condition Trouble Area P0121 Differen ...

Transfer system
PRECAUTION NOTICE: 1. Before disassembly, clean the transfer assembly of any sand or mud to prevent it from entering inside the transfer during disassembly and assembly. 2. When removing any light alloy part such as a transfer cover, do not pry it off with a tool like a screwdriver, but tap ...