Diesel engine 12V 4000 G73, 16V 4000 G73. Manual - part 10

Component

Cause

Action

Fuel injection equip‐

ment

Injector faulty.

Replace (→ Page 78).

Engine cabling

Faulty

Check (→ Page 140).

Engine

Overload

Contact Service.

Engine speed not steady

Component

Cause

Action

Fuel injection equip‐

ment

Injector faulty.

Replace (→ Page 78).

Speed sensor

Faulty

Contact Service.

Fuel system

Air in fuel system.

Vent fuel system (→ Page 84).

Engine governor

Faulty

Contact Service.

Charge air temperature too high

Component

Cause

Action

Engine coolant

Incorrect engine coolant concentration. Check (MTU test kit).

Intercooler

Contaminated

Contact Service.

Engine room

Air inlet temperature too high.

Check fans and intake/exhaust lines.

Charge-air pressure too low

Component

Cause

Action

Air supply

Air filter clogged.

Check signal ring position of service in‐

dicator (if fitted) .

Intercooler

Contaminated

Contact Service.

Exhaust turbocharger Faulty

Contact Service.

Coolant leaks at intercooler

Component

Cause

Action

Intercooler

Leaking, major coolant discharge.

Contact Service.

Black exhaust gas

Component

Cause

Action

Air supply

Air filter clogged.

Check signal ring position of service in‐

dicator (if fitted) .

Fuel injection equip‐

ment

Injector faulty.

Replace (→ Page 78).

Engine

Overload

Contact Service.

Blue exhaust gas

Component

Cause

Action

Engine oil

Too much oil in engine.

Drain engine oil (→ Page 103).

Oil separator of crankcase breather

contaminated

Replace (→ Page 70).

Exhaust turbocharg‐

er, cylinder head, pis‐

ton rings, cylinder lin‐

er

Faulty

Contact Service.

White exhaust gas

Component

Cause

Action

Engine

Not at operating temperature.

Run up to operating temperature.

Fuel system

Water in fuel.

Check fuel system on fuel prefilter;
Drain fuel prefilter

Intercooler

Leaking

Contact Service.

TIM-ID: 0000002545 - 002

6.2 Engine governor ADEC (ECU 7) for Series 4000 Oil &Gas

engines – Fault messages

The fault code numbers are generated by the engine governor and transmitted to the display below.

The fault code (1) comprises three digits.
Fault messages may also be caused by faulty sensors/actuators. Contact Service to have sensors/actua‐

tors tested and replaced as necessary if troubleshooting as described in the table below proves unsuc‐

cessful.
The table below lists possible fault codes:

Fault code

No.

Designation

Meaning

Task

Related

parameter

No.

003

HI T-Fuel

Preliminary warning: Fuel

temperature too high.

Contact Service.

2.0122.93

1

004

SS T-Fuel

Main warning: Fuel temper‐

ature too high; engine shut‐

down.

Contact Service.

2.0122.93

2

005

HI T-Charge Air

Preliminary warning:

Charge-air temperature too

high

1. Reduce power.
2. Check intercool‐

er.

2.0121.93

1

006

SS T-Charge Air

Main warning: Charge-air

temperature too high; en‐

gine shutdown.

1. Reduce power.
2. Check intercool‐

er.

2.0121.93

2

009

HI T-Coolant Intercool‐

er

Charge-air coolant tempera‐

ture too high (1st limit val‐

ue).

Reduce power.

2.0124.93

1

010

SS T-Coolant Intercool‐

er

Main warning: Intercooler

coolant temperature too

high; engine shutdown.

Reduce power.

2.0124.93

2

Fault code

No.

Designation

Meaning

Task

Related

parameter

No.

015

LO P-Lube Oil

Oil pressure too low

(1st limit value).

Check oil level, top

up as necessary

(→ Page 102).

2.0100.92

1

016

SS P-Lube Oil

Oil pressure too low

(2nd limit value), automatic

engine shutdown.

1. Check oil level,

top up as necessa‐

ry (→ Page 102).
2. Attempt to re‐

start engine

(→ Page 32).

2.0100.92

2

019

HI T-Exhaust A

Exhaust temperature of cyl‐

inder bank A too high

(1st limit value).

1. Check cabling

(→ Page 140).
2. Contact Service.

2.0126.93

1

020

SS T-Exhaust A

Exhaust temperature of cyl‐

inder bank A too high

(2nd limit value).

1. Check cabling

(→ Page 140).
2. Contact Service.

2.0126.93

2

021

HI T-Exhaust B

Exhaust temperature of cyl‐

inder bank B too high

(1st limit value).

1. Check cabling

(→ Page 140).
2. Contact Service.

2.0127.93

1

022

SS T-Exhaust B

Exhaust temperature of cyl‐

inder bank B too high

(2nd limit value).

1. Check cabling

(→ Page 140).
2. Contact Service.

2.0127.93

2

023

LO Coolant Level

Coolant level too low

(1st limit value).

Check coolant lev‐

el in expansion

tank (→ Page 116).

2.0152.92

1

024

SS Coolant Level

Coolant level too low

(2nd limit value).

Check coolant lev‐

el in expansion

tank (→ Page 116).

2.0152.91

2

025

HI P-Diff-Lube Oil

Oil filter differential pressure

too high (1st limit value).

Replace oil filter

candles

(→ Page 108).

2.0154.93

1

026

SS P-Diff-Lube Oil

Alarm configuration limit

value 1; Preliminary warn‐

ing: Oil filter differential

pressure too high.

Replace oil filter

candles

(→ Page 108).

2.0154.93

2

027

HI Level Leakage Fuel

Leak fuel level too high (1st

limit value).

1. Check fuel sys‐

tem.
2. Contact Service.

2.0151.93

1

029

HI ETC Idle Speed too

High

Idle speed of ETC 2 too

high.

Contact Service.

1.8004.20

6

030

SS Engine Overspeed

Engine overspeed; auto‐

matic engine shutdown.

1. Acknowledge

alarm.
2. Attempt to re‐

start engine.

2.2510.93

2

TIM-ID: 0000016865 - 001