On-Vehicle Inspection

1. Warm up and stop the engine, then wait for 5 minutes.
2. Check that the engine oil level is between the low level and full level marks on the level gauge.

If low, check for leaks and add oil up to the full level mark.

1. Check the oil for deterioration, water, discoloring or thinning.

If the quality is visibly poor, replace the oil.

1. Disconnect the oil pressure switch connector.
2. Using a 24 mm deep socket wrench, remove the oil pressure switch.
Fig 1: Removing Oil Pressure Switch
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Install the oil pressure gauge.
4. Warm up the engine.
5. Check the oil pressure.

   Oil Pressure 

   OIL PRESSURE SPECIFICATIONS
   
   

   At Idle	At 3000 rpm
   25 kPa (0.3 kgf/cm2 , 3.6 psi) or more	150 to 400 kPa (1.5 to 4.1 kgf/cm2 , 22 to 58 psi)

   Fig 2: Checking Oil Pressure

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
6. If the oil pressure is not as specified, check the oil pump (See INSPECTION ).
7. Remove the oil pressure gauge.
8. Apply adhesive to 2 or 3 threads of the oil pressure switch.
   Fig 3: Applying Adhesive On Threads Of Oil Pressure Switch

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Adhesive: 

   Toyota Genuine Adhesive 1344, Three Bond 1344 or equivalent 

9. Using a 24 mm deep socket wrench, install the oil pressure switch.

   Torque: 15 N*m (153 kgf*cm, 11 ft.*lbf) 

   NOTE: Do not start the engine for at least 1 hour after installation.
10. Connect the oil pressure switch connector.
11. Check for engine oil leaks.