Detroit Diesel Troubleshooting Diagrams

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Fuel System

Schematic Diagram of DDEC I

Posted on September 28, 2011June 6, 2014 by sam

This system utilizes an engine mounted EDU and a cab mounted ECM, which has a replaceable Programmable Read-Only Memory (PROM). The EDU functions as the…

Fuel System

Schematic Diagram of DDEC II

Posted on September 28, 2011June 6, 2014 by sam

This system utilizes an engine-mounted ECM only with the EDU components of the DDEC I system contained in the ECM. The replaceable PROM is an…

Fuel System

DDEC III/IV System Series 60 Diesel Engine

Posted on September 28, 2011June 6, 2014 by sam

DDEC III/IV provides an indication of engine and vehicle malfunctions. The ECM continually monitors the DDEC III/IV system. Any faults that occur are stored as…

Fuel System

DDEC V System Series 60 Diesel Engine

Posted on September 28, 2011June 6, 2014 by sam

DDEC V provides an indication of engine and vehicle malfunctions. The ECU continually monitors the DDEC V system. Any faults that occur are stored as…

Fuel System

Series 60 Rear-mounted PRO-CHEK

Posted on September 28, 2011June 6, 2014 by sam

1. Fuel Inlet ‪ 4. Air Purge Line ‪ 2. PRO-CHEK Valve ‪ 5. Fuel Spill Line ‪ 3. Engine Lifter Bracket ‪ 6. Fuel…

Fuel System

Series 60 Side-mounted PRO-CHEK Installation

Posted on September 26, 2011November 18, 2015 by sam

Series 60 Side-mounted PRO-CHEK Installation 1. Secondary Fuel Filter ‪ 4. Air Purge Line ‪ 2. Fuel Inlet ‪ 5. Fuel Outlet ‪ 3. PRO-CHEK…

Fuel System

Series 60 Fuel Return Check Valve

Posted on September 26, 2011February 7, 2014 by sam

The purpose of the check valve is to reduce the risk of fuel prime loss and fuel siphoning from the head when the fuel filter…

Fuel System

Series 60 Fuel Filter and Water Separator Installation

Posted on September 26, 2011February 7, 2014 by sam

The fuel filter and water separator assembly facilitates the settling of water in a collection bowl. 1. Collection Bowl ‪ 4. Reducer Bushing ‪ 2.…

Fuel System

Series 60 Fuel Cooler

Posted on September 26, 2011June 6, 2014 by sam

The Series 60 heat exchanger-cooled marine engine uses a tube-and-shell style fuel cooler mounted with connector hoses and clamps on the inlet side of the…

Fuel System

Series 60 Sea Pro 152 Fuel Processor Parts

Posted on September 26, 2011June 6, 2014 by sam

Series 60 Sea Pro 152 Fuel Processor Parts 1. Filter Element 7. Retainer/Deflector Collar 2. Cover Seal 8. Fuel Processor Assembly 3. Spring (part of…

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