Volkswagen Golf / Golf GTI / Golf Variant. Manual — part 184
DQ-250 6F 02E
DTC Fault Code
Description
Monitor Strat‐
egy Descrip‐
tion
Malfunction
Criteria
Threshold
Value
Secondary Pa‐
rameters with
Enable Condi‐
tions
Monitor‐
ing Time
Length
Fre‐
quency
of
checks,
MIL Il‐
lum
P0761 Shift Sole‐
noid "C"
Perform‐
ance/Stuck
Off
• open-circuit
check
• Compari‐
son of re‐
sidual cur‐
rent of
gearbox
subsystem
2 (total
current at
common
high-side
switch 2 –
actual cur‐
rent of
clutch 2) at
switching
point of
control
gearshift
fork valve
3 with re‐
sidual cur‐
rent at per‐
manent
control of
control
gearshift
fork valve
3
• difference
of residual
current<=
200 mA
(supply
voltage at
common
high-side
2=7 V) ..
450 mA
(supply
voltage at
common
high-side
2=13 V)
• common
high-side
switch 2 on,
not defect
and voltage
> 9.2 V
• gearbox sub‐
system 2 ac‐
tive
• common
high-side
switches not
deactivated
by module 2
• change of
supply volt‐
age < 1 V
• duty factor
change of
safety valve
2 <= 5%
(control of
safety valve
2 is stable)
• duty factor
change of
gearshift fork
valve 4 <=
5% (control
of gearshift
fork valve 4 is
stable)
• duty factor of
control gear‐
shift fork
valve 3 >
70% and
steady state
time >= 50
ms
• terminal 15
voltage > 9 V
for more than
500 ms
• engine
speed > 500
rpm
• 300
ms
• 2
driv‐
ing
cy‐
cles
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
3. Diagnosis and Testing
409
DQ-250 6F 02E
DTC Fault Code
Description
Monitor Strat‐
egy Descrip‐
tion
Malfunction
Criteria
Threshold
Value
Secondary Pa‐
rameters with
Enable Condi‐
tions
Monitor‐
ing Time
Length
Fre‐
quency
of
checks,
MIL Il‐
lum
P0766 Shift Sole‐
noid "D"
Perform‐
ance/Stuck
Off
• open-circuit
check
• Compari‐
son of re‐
sidual cur‐
rent of
gearbox
subsystem
2 (total
current at
common
high-side
switch 2 –
actual cur‐
rent of
clutch 2) at
switching
point of
control
gearshift
fork valve
4 with re‐
sidual cur‐
rent at per‐
manent
control of
control
gearshift
fork valve
4
• difference
of residual
current<=
200 mA
(supply
voltage at
common
high-side
2=7 V) ..
450 mA
(supply
voltage at
common
high-side
2=13 V)
• common
high-side
switch 2 on,
not defect
and voltage
> 9.2 V
• gearbox sub‐
system 2 ac‐
tive
• common
high-side
switches not
deactivated
by module 2
• change of
supply volt‐
age < 1 V
• duty factor
change of
safety valve
2 <= 5%
(control of
safety valve
2 is stable)
• duty factor
change of
gearshift fork
valve 3 <=
5% (control
of gearshift
fork valve 3 is
stable)
• duty factor of
control gear‐
shift fork
valve 4 >
70% and
steady state
time >= 50
ms
• terminal 15
voltage > 9 V
for more than
500 ms
• engine
speed > 500
rpm
• 300
ms
• 2
driv‐
ing
cy‐
cles
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
410
Rep. Gr. ST - Generic Scan Tool
DQ-250 6F 02E
DTC Fault Code
Description
Monitor Strat‐
egy Descrip‐
tion
Malfunction
Criteria
Threshold
Value
Secondary Pa‐
rameters with
Enable Condi‐
tions
Monitor‐
ing Time
Length
Fre‐
quency
of
checks,
MIL Il‐
lum
P0771 Shift Sole‐
noid "E"
Perform‐
ance/Stuck
Off
• open-circuit
check
• Compari‐
son of re‐
sidual cur‐
rent of
central
control (to‐
tal current
at common
high-side
switch 3 –
actual cur‐
rent of
main pres‐
sure valve
and cool‐
ing oil
valve) at
switching
point of
multiplexer
valve with
residual
current at
permanent
control of
multiplexer
valve
• difference
of residual
current <=
150 mA
( maximum
of supply
voltage at
common
high-side
1,2 and
terminal 15
=7 V) ..
300 mA
(maximum
of supply
voltage at
common
high-side
1,2 and
terminal 15
=13 V)
• common
high-side
switch 3 on
and not de‐
fect
• no short-cir‐
cuit current
check failure
of main pres‐
sure sole‐
noid valve
• common
high-side
switch 1 and
2 voltage >
9.2 V
• common
high-side
switches not
deactivated
by module 2
• change of
supply volt‐
age < 1 V
• multiplexer
valve is con‐
trolled and
steady state
time >= 50
ms
• terminal 15
voltage > 9 V
for more than
500 ms
• engine
speed > 500
rpm
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
3. Diagnosis and Testing
411
DQ-250 6F 02E
DTC Fault Code
Description
Monitor Strat‐
egy Descrip‐
tion
Malfunction
Criteria
Threshold
Value
Secondary Pa‐
rameters with
Enable Condi‐
tions
Monitor‐
ing Time
Length
Fre‐
quency
of
checks,
MIL Il‐
lum
P0776 Pressure
Control Sol‐
enoid "B"
Perform‐
ance/Stuck
Off
• pressure in‐
tegral moni‐
toring
• integral of
actual
pressure
minus de‐
sired pres‐
sure minus
drain ex‐
ceeds a
maximum
value
• pressure
integral >=
0,1 bars
• desired pres‐
sure <=
adapted
clutch slip‐
ping point + 1
bar
• standing ve‐
hicle with ac‐
celerator
pedal < 0.1%
• battery volt‐
age > 9 V for
more than
500 ms
• engine
speed > 500
rpm
• 300
ms
• 2
driv‐
ing
cy‐
cles
• open-circuit
check
• desired
valve cur‐
rent of
clutch 2
exceeds a
threshold
simultane‐
ous the ac‐
tual valve
current is
smaller
than a sec‐
ond
threshold
• desired
current>
350 mA
actual cur‐
rent< 50
mA
• common
high-side
switch 2 on,
not defect
and voltage
> 9.2 V
• gearbox sub‐
system 2 ac‐
tive
• common
high-side
switches not
deactivated
by module 2
• terminal 15
voltage > 9 V
for more than
500 ms
• engine
speed > 500
rpm
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
412
Rep. Gr. ST - Generic Scan Tool
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