Oil And Filter: Inspection

CHECK ENGINE OIL QUALITY
Check the oil for deterioration, entry of water, discoloring or thinning.

If the quality is visibly poor, replace the oil.

Oil grade:

API grade or SJ, Energy-Conserving or ILSAC multi-grade engine oil is recommended. SAE 5W-30 is the best choice for your vehicle, for good fuel economy, and good starting in cold weather.

Fig 1: Identifying Recommended Oil Viscosity
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
CHECK ENGINE OIL LEVEL
After warming up the engine and then 5 minutes after the engine stop, oil level should be between the "L" and "F" marks on the dipstick.

If low. check for leakage and add oil up to the "F" mark.
NOTE:
- Do not fill with engine oil above the "F" mark.
- Install the oil dipstick facing the direction shown.
  
  Fig 2: Installing Dipstick In Proper Direction
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE OIL PRESSURE SWITCH, AND INSTALL OIL PRESSURE GAUGE
1. Remove the oil pressure switch.
  
  Fig 3: Locating Oil Pressure Switch
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the oil pressure gauge.
  
  Fig 4: Installing Oil Pressure Gauge
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
WARM UP ENGINE
Allow the engine to warm up to normal operating temperature.
CHECK OIL PRESSURE
Oil pressure:

Fig 5: Specifying Engine Oil Pressure
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE OIL PRESSURE GAUGE AND REINSTALL OIL PRESSURE SWITCH
1. Remove the oil pressure gauge.
2. Apply adhesive to 2 or 3 threads of the oil pressure switch.
  
  Fig 6: Applying Adhesive To Oil Pressure Switch
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Adhesive:
  
  Part No. 08833-00080, THREE BOND 1344, LOCTITE 242 or equivalent
3. Install the oil pressure switch.
Torque: 13 N.m (130 kgf.cm, 9 ft.lbf)
START ENGINE AND CHECK FOR LEAK