DAF LF45, LF55 Series. Manual — part 37

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1

Contents

ECAS-2

DAVIE XD diagnostics manual

8

8 ECAS-2

CONTENTS

Page

Date

1.

1.2

2.

2.2

3.

3.2

ECAS-2

2

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Contents

8

DAVIE XD diagnostics manual

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1-1

ECAS-2 fault codes

ECAS-2

DAVIE XD diagnostics manual

8

1. ECAS-2 FAULT CODES

1.1 INTRODUCTION

If the electronic unit detects a system fault, this

fault is usually stored in the memory of the

electronic unit as a fault code.

Most system faults will also generate a warning.

ECAS-2

1-2

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ECAS-2 fault codes

8

DAVIE XD diagnostics manual

1.2 EXPLANATORY NOTES TO ECAS-2 FAULT CODES

Fault code

Fault code description with possible cause

System response

01

Internal failure in ECAS-2 electronic unit due to:
-

incorrectly programmed parameter

-

No further system limitation

02

Internal failure in ECAS-2 electronic unit due to:
-

height sensor calibration data

-

No further system limitation

03

Internal failure in ECAS-2 electronic unit due to:
-

ROM memory fault

-

No further system limitation

04

Internal failure in ECAS-2 electronic unit due to:
-

Wabco data

-

No further system limitation

05

Internal failure in ECAS-2 electronic unit due to:
-

height sensor calibration data parameter
fault

-

No further system limitation

06

Internal failure in ECAS-2 electronic unit due to:
-

defective RAM memory

-

No further system limitation

08

Internal failure in ECAS-2 electronic unit due to:
-

pressure sensor calibration data

-

No further system limitation

09

Solenoid valve failure
Supply voltage fault on pin 1 of the ECU due to:
-

interrupted wire 1117

-

defective fuse (E051)

-

No rear axle chassis height control

-

Driving height is not reached

10

Rear axle height sensor failure, right
Supply voltage fault due to:
-

defective height sensor (F613)

-

interruption or short circuit to supply of
height sensors (F612 + F613) on pin 8 or
pin 25 of the ECU

-

interruption of earth connection of height
sensors (F612 + F613)

-

Driving height is not reached

-

Part chassis height control or none at all

-

Difference in height level on left and right
side

11

Rear axle height sensor failure, right
Supply voltage fault due to:
-

defective height sensor (F612)

-

interruption or short circuit to supply of
height sensors (F612 + F613) on pin 8 or
pin 25 of the ECU

-

interruption of earth connection of height
sensors (F612 + F613)

-

Driving height is not reached

-

Difference in height level on left and right
side

-

Part chassis height control or none at all

12

Front axle height sensor failure
Supply voltage fault due to:
-

defective height sensor (F614)

-

interruption or short circuit to supply of
height sensor (F614) on pin 26 of the ECU

-

interruption of earth connection of height
sensor (F614)

-

Driving height is not reached

-

Part chassis height control or none at all

-

No chassis height control, front axle

16

Short circuit to supply of driven axle pressure
sensor on pin 5 or pin 6 of the ECU

17

Short circuit to supply of driven axle pressure
sensor on pin 5 or pin 6 of the ECU