08 DDEC VI-3 - ddcsn

[b]If no voltage is present, go to the next step.Figure 1 Unit Pumps #4, 5, and 611. Disconnect the #5 unit pump.12. Measure the voltage between pin 8 of the MCM 120–pin connector and ground.[a] If voltage is present, repair the short circuit to power between pin 8 of the MCM 120–pinconnector and the #5 unit pump. See Figure 1.[b] If no voltage is present, go to the next step.13. Disconnect the #6 unit pump.14. Measure the voltage between pin 6 of the MCM 120–pin connector and ground.[a] If voltage is present, repair the short circuit to power between pin 6 of the MCM 120–pinconnector and the #6 unit pump. See Figure 1.[b] If no voltage is present, repair the short circuit to power between pins 4, 6 and/or 8 of theMCM 120–pin connector and unit pumps #4, 5, or 6. See Figure 1.

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ADDITIONAL SERVICE INFORMATIONAdditional service information is available in one of the DDEC VI troubleshooting guides.Detroit Diesel®, DDC®, Series 60® and the spinning arrows design are registered trademarks of Detroit Diesel Corporation.© Copyright 2008 Detroit Diesel Corporation. All rights reserved. Printed in U.S.A.