Required Special Tool:

MD998012: Engine Oil Pressure Switch Wrench

1. Check engine oil quantity.
   CAUTION: Since sealant is applied to the thread of the engine oil pressure switch, take care not to damage the engine oil pressure switch when removing it.
2. Use special tool MD998012 to remove the engine oil pressure switch.
   Fig 1: Engine Oil Pressure Switch Special Tool

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
   NOTE: Remove the terminal of oil pressure switch where special tool MD998012 is not fitted.
   Fig 2: Identifying Engine Oil Pressure Switch (2.4L Engine)

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
   Fig 3: Identifying Engine Oil Pressure Switch (3.8L Engine)

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

   Standard value: 

   At idle: 29 kPa (4.2 psi) or more 

   At 3,500 r/min: 294 - 686 kPa (43 - 100 psi) 

6. Remove the engine oil pressure gauge.
7. Apply the specified sealant 3M™ AAD Part number 8672 or equivalent to the threads of the engine oil pressure switch.
   Fig 4: Applying Specified Sealant To Engine Oil Pressure Switch

   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.
8. Use special tool MD998012 to tighten the engine oil pressure switch to the specified torque.
   Fig 5: Tightening Engine Oil Pressure Switch Using Special Tool

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

   Tightening torque: 

   < 2.4L ENGINE > 19 +/- 3 N.m (14 +/- 2 ft-lb) 

   < 3.8L ENGINE > 10 +/- 2 N.m (87 +/- 17 in-lb)