DD15 Troubleshooting – Section 5.3 Defective Turbocharger

Section 5.3
Defective Turbocharger

Check as follows:‪

NOTICE:

Ensure that the engine is not allowed to operate longer than necessary to perform the crankcase pressure test. A complete loss of crankcase oil will severely damage the engine.‪

  1. Remove the turbocharger drain line connected to the crankcase and place the drain line into a suitable container; refer to "4.2 Turbocharger" in the “Air Intake System” chapter of the EPA07 DD15 Workshop Manual (DDC-SVC-MAN-0002).
  2. Perform a crankcase pressure test using DDDL.
    1. If the engine crankcase pressure is less than 0.62 kPa (2.5 in. H2 O), replace the turbocharger; refer to "4.2 Turbocharger" in the “Air Intake System” chapter of the EPA07 DD15 Workshop Manual (DDC-SVC-MAN-0002). Shut down the engine.
    2. If the engine crankcase pressure indicates no change, check for low compression; refer to "5.4 Low Compression" .


EPA07 DD15 Troubleshooting Guide - DDC-SVC-MAN-0029
Generated on 10-13-2008

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