DAF LF45, LF55 Series. Manual — part 22

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1

Contents

VIC

DAVIE XD diagnostics manual

4

4 VIC

CONTENTS

Page

Date

1.

1.2

2.

2.2

2.3

3.

VIC

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Contents

4

DAVIE XD diagnostics manual

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1-1

VIC fault codes

VIC

DAVIE XD diagnostics manual

4

1. VIC 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.

VIC

1-2

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VIC fault codes

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DAVIE XD diagnostics manual

1.2 EXPLANATORY NOTES TO VIC FAULT CODES

Fault code

Fault code description with possible cause

Symptom

12401-3

Short circuit to supply on pin B21 of the ECU

-

Gearbox gate protection is active at low
speeds; it is impossible to shift gate 1-2 at
low speeds

12401-20

Interruption or short circuit to earth on pin B21 of
the ECU

-

Gearbox gate protection does not function; it
is possible to shift gate 1-2 at higher speeds

12501-3

Short circuit to supply on pin B19 of the ECU

-

Shifting down to the low range remains
possible, even at higher speeds

12501-20

Interruption or short circuit to earth on pin B19 of
the ECU

-

It is not possible to shift down to the low
range, even at low speeds

12701-21

Interruption on pin C05 of the ECU

-

Rear fog lamps are not working

-

Headlamp washers are not working

12702-3

Short circuit to supply on pin C50 of the ECU

-

Relay G237 is no longer energised, the
windscreen wipers are not working

12702-20

Interruption or short circuit to earth on pin C50 of
the ECU

-

Windscreen wipers are not working

Short circuit to earth on pin C50 of the ECU

-

Windscreen wiper motor runs at low speed
with steering column switch in 0-position

12703-22

Interruption on pin A01 of the ECU

-

Windscreen wipers are not working

Short circuit to supply on pin A01 of the ECU

-

Windscreen wiper motor runs at low speed
with steering column switch in 0-position

12703-4

Short circuit to earth on pin A01 of the ECU

-

Windscreen wipers are not working

12704-22

Short circuit to supply on pin C48 of the ECU

-

Headlamp wiper motor is permanently
activated

Interruption on pin C48 of the ECU

-

Headlamp wiper motor does not function
when the switch is operated

12704-4

Short circuit to earth on pin C48 of the ECU

-

Headlamp wiper motor does not function
when the switch is operated

13401-24

Short circuit to earth or excessive load on pin E09
of the ECU

-

Prime mover left flasher lights: not flashing
at the front, flashing with too high a
frequency at the rear

13401-5

Interruption or insufficient load on pin E09 of the
ECU

-

Prime mover left flasher lights are not
working

13402-24

Short circuit to earth or excessive load on pin E08
of the ECU

-

Prime mover right flasher lights: not flashing
at the front, flashing with too high a
frequency at the rear

13402-5

Interruption or insufficient load on pin E08 of the
ECU

-

Prime mover right flasher lights are not
working

13403-24

Short circuit to earth or excessive load on pin E07
of the ECU

-

Prime mover left flasher lights: not flashing
at the rear, flashing with too high a
frequency at the front

13403-5

Interruption or insufficient load on pin E07 of the
ECU

-

Prime mover left flasher lights are not
working