Toyota Sienna 2010-2022 Owners Manual: Heated steering wheel/seat heaters

Toyota Sienna 2010-2022 Owners Manual / Interior features / Using the air conditioning system and defogger / Heated steering wheel/seat heaters

Heated steering wheel and seat heaters heat the side grips of the steering wheel and seats, respectively.

WARNING

Care should be taken to prevent injury if anyone in the following categories comes in contact with the steering wheel and seats when the heater is on:

Babies, small children, the elderly, the sick and the physically challenged
Persons with sensitive skin
Persons who are fatigued
Persons who have taken alcohol or drugs that induce sleep (sleeping drugs, cold remedies, etc.)

Observe the following precautions to prevent minor burns or overheating:

Do not cover the seat with a blanket or cushion when using the seat heater.
Do not use seat heater more than necessary.

NOTICE

Do not put heavy objects that have an uneven surface on the seat and do not stick sharp objects (needles, nails, etc.) into the seat.
To prevent battery discharge, do not use the functions when the engine is not running.

Air outlets

Location of air outlets The air outlets and air volume changes according to the selected air flow mode. Adjusting the position of the air outlets Direct air flow to the front or rear, up or ...

Heated steering wheel

Turns the heated steering wheel on/off The indicator light comes on when the heated steering wheel is operating. The heated steering wheel can be used when the engine switch is in IGNITI ...

Other materials:

A/F Sensor Circuit Slow Response
HINT: DTC P2A00 indicates malfunctions related to the bank 1 A/F sensor. DTC P2A03 indicates malfunctions related to the bank 2 A/F sensor. Bank 1 refers to the bank that includes cylinder No. 1. Bank 2 refers to the bank that includes cylinder No. 2. Sensor 1 refers to the sensor mo ...

Blower Motor Circuit
DESCRIPTION The blower motor is operated by signals from the A/C amplifier. Blower motor speed signals are transmitted by changes in the Duty Ratio. Duty Ratio The duty ratio is the ratio of the period of continuity in one cycle. For example, if A is the period of continuity in one cycl ...

Pressure Sensor Circuit
DTC B1423/23 Pressure Sensor Circuit DESCRIPTION This DTC is output when refrigerant pressure on the high pressure side is extremely low (0.19 MPa (2.0 kgf/cm2, 28 psi) or less) or extremely high (3.14 MPa (32.0 kgf/cm2, 455 psi) or more). The pressure sensor, which is installed on the pipe ...