Inspection 
 | Action 
 | 
DEFINITION: Base engine misfire with coolant consumption 
 | 
Preliminary Inspection 
 | Verify that there are no external coolant leaks. Refer to 
Symptoms - Engine Cooling
 . 
 | 
Isolate Affected Cylinders 
 | 
|     •  |  Cylinder balance test with scan tool  |  
  
|     •  | Cooling system pressurization  |  
  
|     •  | Inspection of glow plugs  |  
  
 | 
EGR System Inspection 
 | 
|     •  |  Inspect EGR valve and intake system for evidence of coolant leakage.  |  
  
|     •  | Replace the EGR cooler if any problem is found.  |  
  
 | 
Cylinder Head Gasket Leakage 
 | 
|     •  |  Remove cylinder heads of the affected cylinder bank and inspect for damage. |  
  
|     •  | Replace components as necessary.  |  
  
 | 
Cylinder Head or Engine Block Damage. 
 | 
|     •  | Inspect the cylinder head for cracks.  |  
  
|     •  | Inspect the cylinder block for damage.  |  
  
|     •  |  Inspect the cylinder block to head mating surface for straightness.  |  
  
|     •  |  Replace components as necessary.  |  
  
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