Toyota Sienna 2010-2025 Owners Manual: Heated steering wheel/seat heaters

Toyota Sienna 2010-2025 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:

ABS Control System Malfunction
DTC 43 ABS Control System Malfunction DESCRIPTION This DTC is output when the VSC system detects a malfunction in the ABS control system. INSPECTION PROCEDURE NOTICE: When replacing the brake actuator assembly, perform zero point calibration (See page BC-70). 1 CHECK ABS CONTROL SYSTEM ( ...

ECM / PCM Internal Engine Off Timer Performance
DTC SUMMARY DESCRIPTION To ensure the accuracy of the EVAP (Evaporative Emission) monitor values, the soak timer, which is built into the ECM, measures 5 hours (+/- 15 minutes) from when the ignition switch is turned off, before the monitor is run. This allows the fuel to cool down, whic ...

Reassembly
1. INSTALL HEATER RADIATOR UNIT SUB-ASSEMBLY (a) Install the heater radiator unit sub-assembly to the air conditioning blower assembly. (b) Install the 2 O-rings to the heater water valve assembly. (c) Install the 3 screws and the heater water valve assembly. (d) Install the 2 s ...