On-Vehicle Inspection

WARNING: This page is about a different car, the 2005 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.

CHECK ENGINE OIL LEVEL
1. After warm up the engine and then 5 minutes after the engine stop, oil level should be between the low level and full level marks of the dipstick.
If low, check for leakage and add oil up to the full level mark.

NOTE: Do not fill with engine oil above the full level mark.
CHECK ENGINE OIL QUALITY
1. Check the oil for deterioration, entry of water, discoloring or thinning.
If the quality is visibly poor, replace the oil.

Oil grade:

API grade "SL" Energy-Conserving or ILSAC multi-grade engine oil. Recommended viscosity is as shown in the illustration.

Fig 1: Identifying Oil Viscosity
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE OIL PRESSURE SWITCH ASSY
1. Disconnect the oil pressure switch connector.
2. Using a deep socket wrench 27 mm, remove the oil pressure switch.
Fig 2: Removing Oil Pressure Switch
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL OIL PRESSURE GAUGE
1. Install the oil pressure gauge.
Fig 3: Installing Oil Pressure Gauge
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
WARM UP ENGINE

CHECK OIL PRESSURE

Oil pressure:

OIL PRESSURE SPECIFICATIONS

At idle	29 kPa (0.3 kgf/cm2, 4.3 psi) or more
At 3,000 rpm	294 to 539 kPa (3.0 to 5.5 kgf/cm2, 43 to 78 psi)

REMOVE OIL PRESSURE GAUGE
INSTALL OIL PRESSURE SWITCH ASSY
1. Apply adhesive to 2 or 3 threads of the oil pressure switch.
  Adhesive:
  
  Part No. 08833-00080, THREE BOND 1344, LOCTITE 242 or equivalent
2. Using a deep socket wrench 27 mm, install the oil pressure switch.
  Torque: 15 N.m (153 kgf.cm, 11 ft.lbf)
  
  NOTE: Do not start the engine within 1 hour after the installation.
3. Connect the oil pressure switch connector.
Fig 4: Applying Adhesive To 2 Or 3 Threads Of Oil Pressure Switch
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
START ENGINE AND CHECK FOR LEAKS