Volvo Penta TAD940GE, TAD941GE TAD940VE, TAD941VE, TAD942VE TAD943VE (Group 23) EMS2 Workshop Manual

Volvo Penta TAD940GE, TAD941GE TAD940VE, TAD941VE, TAD942VE, TAD943VE (Group 23) EMS2 Workshop Manual_270898295 – PDF DOWNLOAD

FILE DETAILS:

Volvo Penta TAD940GE, TAD941GE TAD940VE, TAD941VE, TAD942VE, TAD943VE (Group 23) EMS2 Workshop Manual_270898295 – PDF DOWNLOAD

Language : English
Pages : 74
Downloadable : Yes
File Type : PDF
Size: 0.83 MB

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Volvo Penta TAD940GE, TAD941GE TAD940VE, TAD941VE, TAD942VE, TAD943VE (Group 23) EMS2 Workshop Manual_270898295 – PDF DOWNLOAD

General information:
About this Workshop Manual:

This Workshop Manual contains descriptions and instructions for the repair of standard versions of engines: TAD940GE, TAD941GE, TAD940VE,TAD941VE, TAD942VE, TAD943VE. The workshop manual can illustrate tasks done on any of the engines noted above.

• This means that the illustrations and photographs which clarify certain details might, in some cases, not correspond with other engines. Repair methods are similar in all important respects, however. The Engine Designation and Engine Numbers can be found on the product plate. See ”Technical data TAD940GE, TAD941GE, TAD940VE,TAD941VE, TAD942VE, TAD943VE”. Please always include both the engine designation and the engine number in all correspondence.
• The Workshop Manual is produced primarily for the use of Volvo Penta workshops and service technicians. For this reason the manual presupposes a certain basic knowledge and that the user can carry out the mechanical/electrical work described to a general standard of engineering competence.
• Volvo Penta constantly improves its products, so we reserve the right to make modifications without prior notification. All information in this manual is based on product data which was available up to the date on which the manual was printed. Any material changes introduced into the product or service methods after this date are notified by means of Service Bulletins.

Spare parts:

• Spare parts for the electrical and fuel systems are subject to various national safety requirements. Volvo Penta Original Spare Parts meet these specifications.
• Any type of damage which is the result of using spare parts that are not original Volvo Penta parts for the product in question will not be covered under any warranty or guarantee provided by AB Volvo Penta.

TABLE OF CONTENTS:

Volvo Penta TAD940GE, TAD941GE TAD940VE, TAD941VE, TAD942VE, TAD943VE (Group 23) EMS2 Workshop Manual_270898295 – PDF DOWNLOAD

Safety Precautions …………………………………………. 2
Introduction ………………………………………………… 2
General information ……………………………………… 5
About this Workshop Manual ………………………… 5
Spare parts ………………………………………………… 5
Certified engines …………………………………………. 5
Service procedures ………………………………………. 6
Our joint responsibility ………………………………….. 6
Tightening torques ………………………………………. 6
Torque-angle tightening ………………………………… 7
Lock nuts …………………………………………………… 7
Strength classes …………………………………………. 7
Sealant ……………………………………………………… 7
General ……………………………………………………….. 8
Location of engine signs ………………………………. 8
Tools …………………………………………………………… 9
Special tools ………………………………………………. 9
Technical data …………………………………………….. 10
Design and function …………………………………….. 12
System description EMS 2 ………………………….. 12
Component description, sensors and monitors … 15
Control module (EMS 2) ………………………………. 18
Control Interface Unit (CIU) ………………………….. 18
Unit injector ……………………………………………….. 19
Alternator ………………………………………………….. 19
Starter ………………………………………………………. 19
Component location ……………………………………. 20
Limit values ………………………………………………… 21
Limit values control unit (EMS 2)
TAD940–941GE …………………………………………. 21
Limit values control unit (EMS 2)
TAD940–943VE …………………………………………. 23
Limp-Home function ……………………………………. 26
Service procedures ……………………………………… 27
When working with EMS 2 …………………………… 27
Control module (EMS 2), replace ………………….. 28
Unit injector, replacing ………………………………….. 29
Starting with auxiliary batteries …………………….. 30
Function check ……………………………………………. 31
Diagnostic function for VODIA ……………………… 31
Fault tracing ……………………………………………….. 32
Symptoms and possible causes …………………… 32
Diagnostic function ………………………………………. 33
Diagnostic function …………………………………….. 33
Malfunction message ………………………………….. 33
Effect on engine ………………………………………….. 33
Operation …………………………………………………… 33
Reading fault codes ……………………………………. 34
Erasing fault codes …………………………………….. 34
Fault codes (EMS 2) …………………………………….. 35
Electrical fault tracing ………………………………….. 45
General ……………………………………………………….. 45
Functional check of wiring and
connector blocks ………………………………………… 45
Functional check of wiring and connector blocks … 46
Splicing cables for cable connectors ……………… 47
Checking/fault tracing components ……………….. 48
Electrical system …………………………………………. 63
Important information – electrical system ……….. 63
Electrical system, overview …………………………. 64
Wiring diagram EMS 2 ………………………………… 66
Wiring diagram, control Interface Unit (CIU) ……. 67
Wiring diagram, control interface unit (CIU) –
Power pack ……………………………………………….. 68