Toyota Sienna 2010-2025 Owners Manual: Vehicle exterior

Toyota Sienna 2010-2025 Owners Manual / Maintenance and care / Maintenance / General maintenance / Vehicle exterior

Items	Check points
Doors	Do the doors operate smoothly?
Engine hood	Does the engine hood lock system work properly?
Fluid leaks	There should not be any signs of fluid leakage after the vehicle has been parked.
Tires	Is the tire inflation pressure correct? The tires should not be damaged or excessively worn. Have the tires been rotated according to the maintenance schedule? The wheel nuts should not be loose.
Windshield wipers/ rear window wiper	The wiper blades should not show any signs of cracking, splitting, wear, contamination or deformation. The wiper blades should clear the windshield/ rear window without streaking or skipping.

WARNING

If the engine is running

Turn the engine off and ensure that there is adequate ventilation before performing maintenance checks.

Vehicle interior

Items Check points Accelerator pedal The accelerator pedal should move smoothly (without uneven pedal effort or catching). Automatic tra ...

Emission inspection and maintenance (I/M) programs

Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indic ...

Other materials:

Driver Side Seat Belt Warning Light does not Operate
DESCRIPTION When turning the ignition switch to the ON position, the combination meter assembly communicates with the supplemental restraint system by the multiplex communication system. Unless the driver side seat belt is fastened, the combination meter assembly will turn on the seat belt ...

Rear Air Conditioning Relay Circuit
DESCRIPTION The RR A/C relay is switched on by signals from the A/C amplifier. It supplies power to the rear blower motor. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT RELAY (RR A/C) (a) Remove the RR A/C relay from the No. 3 relay block. (b) Measure the resistance according to t ...

Engine Coolant Temperature / Intake Air Temperature Correlation
DESCRIPTION The ECM calculates the difference between the readings of the coolant temperature sensor and intake air temperature sensor. If the difference is greater than 20°C (68°F), the ECM will judge this as a malfunction and will set this DTC. HINT: Waiting is required t ...