Caterpillar

1052-040

UnclassifiedLubrication

What This Code Means

Loss of engine power; Increased black smoke; Overall loss of engine efficiency; Damage to the turbocharger compressor wheel; Damage to the engine; Damage to pistons, valves, and cylinder head; Large quantities of oil entering the air inlet and exhaust systems

Possible Causes

  • •Buildup of oil and combustion by-products in the turbocharger compressor housing over time
  • •Turbocharger failure during engine operation
  • •Turbocharger bearing failure

Suggested Actions

  1. 1Periodically inspect and clean the turbocharger compressor housing (inlet side)

Related Caterpillar Fault Codes

1064-0701205-0401317-070135213951064-0811000-0081000125081 O/U
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