2012 Jeep Wrangler JK Factory Service Manual 09 - Engine, 2.8L Diesel

COOLER, Oil

DESCRIPTION

DESCRIPTION

Engine coolant is used to cool the engine oil. A plate-style external heat exchanger is located on the oil filter housing which is on the right side of the engine. A gasket seals the oil cooler to the oil filter housing. Replace the gasket whenever the oil cooler is removed or replaced. The oil is fed to the oil cooler through the oil filter housing.

REMOVAL

REMOVAL

  1. Disconnect the negative battery cable.

    2.  
  2. Remove the belly pan.

    3.  
  3. Drain the engine oil.

    4.  
  4. Drain the cooling system (Refer to 07 - Cooling - Standard Procedure) .

    5.  
  5. Remove the two lower oil cooler bolts (1).

    6.  
  6. Remove the air cleaner body and turbocharger air inlet tube (Refer to 09 - Engine/Air Intake System/BODY, Air Cleaner - Removal) .

    7.  
  7. Remove the Charge Air Cooler (CAC) hose from (CAC).

    8.  
  8. Remove the (CAC) hose from turbocharger.

    9.  
  9. Remove the four upper bolts (1) and the engine oil cooler (2).

    10.  
  10. Remove and discard the O-ring gasket.

    11.  

INSTALLATION

INSTALLATION

  1. Clean all gasket mating surfaces.

    2.  
  2. Install a new O-ring gaskets (1).

    3.  
  3. Install the oil cooler (2). Tighten bolts (1) to 12 N·m (106 in. lbs.).

    4.  
  4. Install the (CAC) hose from turbocharger.

    5.  
  5. Install the Charge Air Cooler (CAC) hose from (CAC).

    6.  
  6. Install the air cleaner body and turbocharger air inlet tube (Refer to 09 - Engine/Air Intake System/BODY, Air Cleaner - Installation) .

    7.  
  7. Install the two lower oil cooler bolts (1). Tighten to 12 N·m (106 in. lbs.).

    8.  
  8. Install the belly pan.

    9.  
  9. Fill the cooling system (Refer to 07 - Cooling - Standard Procedure) .

    10.  
  10. Fill the engine with recommended oil.

    11.  
  11. Connect the negative battery cable.

    12.  
  12. Start the engine and check for leaks.

    13.