Oil Pressure Check

Required Special Tool: 

MD998054: Oil Pressure Switch Wrench

1. Check engine oil quantity.
2. Remove the oil pressure switch terminal.
   Fig 1: Identifying Oil Pressure Switch

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
   CAUTION: Since sealant is applied to the thread of the oil pressure switch and may be difficult to unscrew, take care not to damage the oil pressure switch when removing it.
3. Use special tool MD998054 to remove the oil pressure switch.
   Fig 2: Using Special Tool Removing Oil Pressure Switch

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
4. Install the oil pressure gauge.
   NOTE: Use a 1/8 pipe thread adapter.
5. Run the engine to warm it.
6. After the engine has warmed up, check that oil pressure is within the standard value.

   Standard value: 

   1. At idle: 29 kPa (4.2 psi) or more 
   2. At 3,500 r/min: 294-686 kPa (43-100 psi) 
7. Remove the oil pressure gauge.
8. Apply the specified sealant 3M™ AAD Part number 8672 or equivalent to thread of the oil pressure switch.
   Fig 3: Applying Sealant to Pressure Gauge Threads

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
   CAUTION: Do not start the engine within one hour after the engine oil pressure switch has been installed to allow sufficient drying time for the sealant.
9. Use special tool MD998054 to tighten the oil pressure switch to the specified torque.
   1. Tightening torque: 10 +/- 2 N.m (87 +/- 17 in-lb) 
10. Install the oil pressure switch terminal.
    Fig 4: Installing Oil Pressure Switch

    Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.