Toyota Sienna Service Manual: Lubrication system
On-vehicle inspection
1. CHECK ENGINE OIL LEVEL
(a) Warm up the engine, stop it and wait 5 minutes. The oil level should be between the dipstick's low level mark and full level mark.
If the engine oil level is low, check for leakage and add oil up to the full level mark.
| NOTICE: Do not add engine oil above the full level mark. |
2. CHECK ENGINE OIL
(a) Check the engine oil for deterioration, water contamination, discoloring or thinning.
If the oil is bad, replace the engine oil and engine oil filter.
3. CHECK OIL PRESSURE
(a) Disconnect the oil pressure switch connector.
(b) Using a 24 mm deep socket wrench, remove the oil pressure switch.
(c) Install the oil pressure gauge with adapter.
(d) Warm up the engine.
(e) Check the oil pressure.
Standard oil pressure 
If the oil pressure is not as specified, check the oil pump (See page LU-13).
(f) Remove the oil pressure gauge.
(g) Apply adhesive to 2 or 3 threads of the oil pressure switch.
Adhesive: Toyota Genuine Adhesive 1344, Three Bond 1344 or equivalent
(h) Using a 24 mm deep socket wrench, install the oil pressure switch.
Torque: 15 N*m (153 kgf*cm, 11 ft.*lbf)
| NOTICE: Do not start the engine within 1 hour after installation. |
(i) Connect the oil pressure switch connector.
(j) Check for engine oil leaks.
Oil and oil filter
COMPONENTS
REPLACEMENT
CAUTION:
Prolonged and repeated contact with engine oil will
result in the removal of natural oils from the skin,
leading to dryness, irritation and derma ...
Other materials:
Typical tire symbols
Run-flat tire or full-size tire
Compact spare tire
Tire size
DOT and Tire Identification Number (TIN)
Uniform tire quality grading
For details, see “Uniform Tire Quality Grading” that follows.
Location of treadwear indicators
Run-flat tire (RFT) or standard ti ...
Selecting trailer ball
Use the correct trailer ball for your application.
Trailer ball load rating
Matches or exceeds the gross
trailer weight rating of the trailer.
Ball diameter
Matches the size of the trailer coupler.
Most couplers are stamped
with the required trailer ball size.
Shank len ...
Smart key system
The following operations can be performed simply by carrying
the electronic key on your person, for example in your pocket.
The driver should always carry the electronic key.
Locks and unlocks the doors
Front door handles
Sliding door handles
Back door
Starts and stops the ...
