Manuals for Denso Diesel Fuel Pumps and Equipment 

Dennison Berwick portrait

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3 simple steps to make your diesel system reliable and robust

STEP ONE  - Get the manuals for your equipment

Owner, Workshop and Parts Manuals are important documents that should be part of every vessel's library. They contain the detailed information necessary for safe operation, maintenance and correct servicing.  

The manuals on this page are provided for public information and education and can be downloaded for free.  All copyrights belong to copyright holders stated in the documents.

congratulations - by downloading these free manuals you are taking an important step towards making your engine more reliable and robust.


STEP TWO - regular maintenance

Simple, regular maintenance is the easiest, quickest and cheapest way to avoid problems and accelerated engine wear. Most expensive repairs start from a lack of basic maintenance or ignoring small warnings. The work is not difficult - it just needs to be done.

The purpose is so that we can enjoy our boat for all the reasons we bought her. Trust yourself. Do the work regularly and be methodical.


Download free checklists here

if you need clear, easy-to-understand help

300+ drawings

Seeing is Understanding

Marine Diesel Basics 1
Maintain, Winterize and Recommission

•  explains all parts of the marine diesel system - fuel,
lubrication, breathing, electrics, stern gland, propeller etc.
•  140+ tasks, 300+ drawings, 222 pages
•  tasks are fully explained with clear drawings and minimal text
•  all tools & supplies needed are illustrated for each task
•  paperback US$15.99 £10.99 €12.99
•  ebook (kindle, kobo, ibooks, google, epub) US$9.99


STEP THREE - keep a Maintenance Logbook

Keep a detailed and accurate record:

  1. all the work done on your diesel system - what, when  & by who
  2. inventory of serial numbers, component descriptions
  3. early warning of potential problems
  4. time and details of any changes in performance

Use a notebook or use your iPad, tablet or desktop and record the information in an editable PDF directly as you work.

click to enlarge

Maintenance eLogbook

If you've every struggled to keep a logbook, this editable eLogbook may be exactly the help you need.

- "fillable form" PDF
- clickable checklists
- write, edit  details of all tasks completed
- 40+ drawings to help inspections
- all common measurements with live calculators
- just $7.99 196 pages

"the Perfect Logbook" - verified purchaser


Denso Common Rail 6HK1 Fuel Pump Service Manual

Service Manual

Injection Pump E-03-02
Common rail System for Isuzu 6HK1/6SD1 Type Engine

23 pages
publ. June 2003


<1 MB file

Denso diesel Injection Distributor Pumps Repair Guide

Repair Guide

Distributor type Injection Pump


77 pages
publ. - no date given


3 MB file 

Denso ECD-V3 Electronic Distributor Diesel Injection Pump Repair Manual

Repair Manual

ECD-V Series
Electronic Distributor Diesel Injection Pump

ECD-V3      ECD-V3 (Rom)
ECD-V4      ECD-V5

118 pages
publ. 2000


4 MB file

Denso ECD-V5 Electronic Diesel Injection Pump System Manual


Injection Pump System


42 pages
publ. - no date given


1 MB file

Denso ECD-V5 Diesel Injection Pump Service Manual

Service Manual

ECD-V5 Diesel Injection Pump


32 pages
publ. May 2003


3 MB file

Denso ECD-V5 Diesel Injection Pump Overhaul Service Manual

Service Manual - Pump Overhaul



32 pages
publ. May 2003


3 MB file

Denso J05D Common Rail Service Manual

Service Manual

Common Rail System


58 pages
publ. September 2007, revised May 2010

< 1 MB file