DAF LF45, LF55 Series. Manual — part 30

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1-5

EMAS fault codes

EMAS

DAVIE XD diagnostics manual

5

604-04

Internal failure in front axle angle sensor (F687)

-

Trailing axle in centre position and does not
steer anymore

Short circuit to supply in angle sensor (F687) on
pin C14 of the ECU

Short circuit between pin C14 and pin C3 of the
ECU

Short circuit to earth or to supply in angle sensors
(F687 and F688) on pin C3 of the ECU

Short circuit to supply in trailing axle angle sensor
(F688) on pin C12 of the ECU

Short circuit to earth or to supply in pressure
sensors (PSX and PSY) on pin D4 of the ECU

Short circuit to supply in centring circuit pressure
sensor (PSY) on pin C9 of the ECU

Short circuit to supply in steering circuit pressure
sensor (PSX) on pin C10 of the ECU

Interruption in angle sensors (F687 and F688) on
pin C4 of the ECU

604-10

Internal failure in front axle angle sensor (F687)

-

Trailing axle in centre position and does not
steer anymore

Interruption, short circuit to earth or to supply in
angle sensors (F687 and F688) on pin C3 of the
ECU

Short circuit to earth in pressure sensors (PSX
and PSY) on pin D4 of the ECU

Interruption in angle sensors (F687 and F688) on
pin C4 of the ECU

604-16

Front axle angle sensor (F687) not properly
adjusted

-

Trailing axle in centre position and does not
steer anymore

Internal failure in front axle angle sensor (F687)

604-18

Front axle angle sensor (F687) not properly
adjusted

-

Trailing axle in centre position and does not
steer anymore

Internal failure in front axle angle sensor (F687)

604-31

Front axle angle sensor (F687) not properly
adjusted

-

Trailing axle in centre position and does not
steer anymore

Internal failure in front axle angle sensor (F687)

605-02

Deviation of trailing axle angle relative to centre
position too large due to:
-

defective angle sensor

-

incorrectly adjusted angle sensor

605-03

Internal failure in trailing axle angle sensor (F688) -

Trailing axle in centre position and does not
steer anymore

Interruption or short circuit to earth in angle
sensors (F687 and F688) on pin C3 of the ECU

Interruption or short circuit to earth in trailing axle
angle sensor (F688) on pin C12 of the ECU

Short circuit to earth in pressure sensors (PSX
and PSY) on pin D4 of the ECU

Fault code

Fault code description with possible cause

Symptom

EMAS

1-6

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EMAS fault codes

5

DAVIE XD diagnostics manual

605-04

Internal failure in trailing axle angle sensor (F688) -

Trailing axle in centre position and does not
steer anymore

Short circuit to supply in front axle angle sensor
(F687) on pin C14 of the ECU

Short circuit to earth or to supply in angle sensors
(F687 and F688) on pin C3 of the ECU

Short circuit to supply in trailing axle angle sensor
(F688) on pin C12 of the ECU

Short circuit to earth or to supply in pressure
sensors (PSX and PSY) on pin D4 of the ECU

Short circuit to supply in centring circuit pressure
sensor (PSY) on pin C9 of the ECU

Short circuit to supply in steering circuit pressure
sensor (PSX) on pin C10 of the ECU

Interruption in angle sensors (F687 and F688) on
pin C4 of the ECU

605-10

Internal failure in trailing axle angle sensor (F688) -

Trailing axle in centre position and does not
steer anymore

Short circuit to supply in front axle angle sensor
(F687) on pin C14 of the ECU

Interruption, short circuit to earth or to supply in
angle sensors (F687 and F688) on pin C3 of the
ECU

Interruption, short circuit to earth or to supply in
trailing axle angle sensor (F688) on pin C12 of the
ECU

Short circuit to earth or to supply in pressure
sensors (PSX and PSY) on pin D4 of the ECU

Short circuit to supply in centring circuit pressure
sensor (PSY) on pin C9 of the ECU

Short circuit to supply in steering circuit pressure
sensor (PSX) on pin C10 of the ECU

Interruption in angle sensors (F687 and F688) on
pin C4 of the ECU

Fault code

Fault code description with possible cause

Symptom

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1-7

EMAS fault codes

EMAS

DAVIE XD diagnostics manual

5

605-16

Internal failure in trailing axle angle sensor (F688) -

Trailing axle in centre position and does not
steer anymore

Trailing axle angle sensor (F688) not properly
adjusted

Short circuit to supply in front axle angle sensor
(F687) on pin C14 of the ECU

Short circuit to earth or to supply in angle sensors
(F687 and F688) on pin C3 of the ECU

Short circuit between pin C12 and pin C3 of the
ECU

Short circuit to supply in trailing axle angle sensor
(F688) on pin C12 of the ECU

Short circuit to earth or to supply in pressure
sensors (PSX and PSY) on pin D4 of the ECU

Short circuit to supply in centring circuit pressure
sensor (PSY) on pin C9 of the ECU

Short circuit to supply in steering circuit pressure
sensor (PSX) on pin C10 of the ECU

Interruption in angle sensors (F687 and F688) on
pin C4 of the ECU

605-18

Internal failure in trailing axle angle sensor (F688) -

Trailing axle in centre position and does not
steer anymore

Trailing axle angle sensor (F688) not properly
adjusted

Interruption in angle sensors (F687 and F688) on
pin C3 of the ECU

Interruption or short circuit to earth in trailing axle
angle sensor (F688) on pin C12 of the ECU

605-31

Trailing axle angle sensor signal (F688) changes
insufficiently due to:
-

defective angle sensor

608-10

The difference between the desired and actual
trailing axle steering angle changes too often

608-31

The difference between the desired and actual
trailing axle steering angle is too large

609-02

Insufficient supply voltage on pins B1, B2 and/or
A1 of the ECU

-

Trailing axle in centre position and does not
steer anymore

Control valve (SP011) circuit resistance does not
meet the specifications

609-03

Internal failure in control valve (SP011)

-

Trailing axle in centre position and does not
steer anymore

Interruption or short circuit to earth in control
valve (SP011) on pin B16 of the ECU

Interruption or short circuit to earth in control
valve (SP011) on pin B17 of the ECU

609-04

Short circuit to supply in pressure relief valve
(SP201) on pin B13 of the ECU

-

Trailing axle in centre position and does not
steer anymore

Short circuit to supply in control valve (SP011) on
pin B16 of the ECU

Fault code

Fault code description with possible cause

Symptom

EMAS

1-8

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EMAS fault codes

5

DAVIE XD diagnostics manual

609-12

Internal failure in control valve (SP011)

-

Trailing axle in centre position and does not
steer anymore

Interruption or short circuit to supply in control
valve (SP011) on pin B16 of the ECU

Interruption in control valve (SP011) on pin B17 of
the ECU

610-02

Internal failure in release valve (SP051)

-

Trailing axle in centre position and does not
steer anymore

Interruption, short circuit to earth or to supply in
release valve (SP051) on pin B10 of the ECU

Interruption or short circuit to earth in release
valve (SP051) on pin B11 of the ECU

610-03

Interruption, short circuit to earth or to supply in
release valve (SP051) on pin B10 or B11 of the
ECU

610-12

Internal failure in release valve (SP051)

-

Trailing axle in centre position and does not
steer anymore

Interruption or short circuit to supply in release
valve (SP051) on pin B10 of the ECU

Interruption in release valve (SP051) on pin B11
of the ECU

611-02

Internal failure in accumulator valve (SP071)

-

Trailing axle in centre position and does not
steer anymore

Interruption, short circuit to earth or to supply in
accumulator valve (SP071) on pin B7 of the ECU

Interruption or short circuit to earth in accumulator
valve (SP071) on pin B8 of the ECU

611-03

Interruption, short circuit to earth or to supply in
accumulator valve (SP071) on pin B7 or B8 of the
ECU

-

Trailing axle in centre position and does not
steer anymore

611-12

Internal failure in accumulator valve (SP071)

-

Trailing axle in centre position and does not
steer anymore

Interruption, short circuit to earth or to supply in
accumulator valve (SP071) on pin B7 of the ECU

Interruption or short circuit to earth in accumulator
valve (SP071) on pin B8 of the ECU

612-02

Internal failure in valve block of the fluid flow
control (B372)

-

Trailing axle in centre position and does not
steer anymore

Interruption, short circuit to earth or to supply in
pressure relief valve (SP201) on pin B13 of the
ECU

Interruption or short circuit to earth in pressure
relief valve (SP201) on pin B14 of the ECU

612-03

Short circuit to supply in pressure relief valve
(SP201) on pin B13 of the ECU

-

Trailing axle in centre position and does not
steer anymore

Short circuit to supply in control valve (SP011) on
pin B16 of the ECU

Fault code

Fault code description with possible cause

Symptom