Volkswagen Golf / Golf GTI / Golf Variant. Manual — part 193
DQ-250 6F 02E
DTC
Fault
Code De‐
scription
Monitor Strat‐
egy Descrip‐
tion
Malfunction
Criteria
Threshold
Value
Secondary Pa‐
rameters with
Enable Condi‐
tions
Monitor‐
ing Time
Length
Frequen‐
cy of
checks,
MIL Illum
P0784 4-5 Shift • unable to
disengage
the fourth
gear
• gearshift
fork of
fourth gear
stays in
shifted po‐
sition in
spite of
control to
disengage
• gearshift
fork posi‐
tion > syn‐
chronizing
point
fourth gear
+ 10% syn‐
chronizing
point
measured
by a basic
adjust‐
ment
(fourth
gear stays
in shifted
position)
control
gearshift
fork valve
3 >= 5%
• control safe‐
ty valve 2
(ON) >= 20%
• multiplexer
position = 1
• desired main
pressure > 2
bar
• no main
pressure
loss
• terminal 15
voltage > 4 V
for more than
500 ms
• battery volt‐
age > 9 V for
more than
500 ms
• engine
speed > 600
rpm for more
than 500 ms
• 6000
ms
• 2 driv‐
ing cy‐
cles
P0791 Inter‐
mediate
Shaft
Speed
Sensor
"A" Cir‐
cuit
• signal
range
check
• rotational
speed of
input shaft
1 exceed a
maximum
value
• rotational
speed >
12000 rpm
• terminal 15
voltage > 4 V
for more than
500 ms
• 100
ms
• 2 driv‐
ing cy‐
cles
• rotational
speed of
input shaft
2 exceed a
maximum
value
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
3. Diagnosis and Testing
445
DQ-250 6F 02E
DTC
Fault
Code De‐
scription
Monitor Strat‐
egy Descrip‐
tion
Malfunction
Criteria
Threshold
Value
Secondary Pa‐
rameters with
Enable Condi‐
tions
Monitor‐
ing Time
Length
Frequen‐
cy of
checks,
MIL Illum
P0797 Pressure
Control
Solenoid
"C" Stuck
On
• short-circuit
current
check
• compari‐
son of ac‐
tual valve
current
with de‐
sired valve
current of
main pres‐
sure sole‐
noid valve
• actual
current>de‐
sired cur‐
rent and
(actual cur‐
rent- de‐
sired cur‐
rent) > 200
mA for
more than
300 ms
• common
highside
switch 3 on
and not de‐
fect
• common
highside
switch 1 and
2 voltage >
9.2 V
• common
highside
switches not
deactivated
by module 2
• terminal 15
voltage > 9 V
for more than
500 ms
• engine
speed > 500
rpm
• 300
ms
• 2 driv‐
ing cy‐
cles
P0829 5-6 Shift • unable to
disengage
the fifth
gear
• gearshift
fork of fifth
gear stays
in shifted
position in
spite of
control to
disengage
• gearshift
fork posi‐
tion > syn‐
chronizing
point fifth
gear +
10% syn‐
chronizing
point
measured
by a basic
adjust‐
ment (fifth
gear stays
in shifted
position)
control
gearshift
fork valve
2 >= 5%
• control safe‐
ty valve 1
(ON) >= 20%
• multiplexer
position = 1
• desired main
pressure > 2
bar
• no main
pressure
loss
• terminal 15
voltage > 4 V
for more than
500 ms
• battery volt‐
age > 9 V for
more than
500 ms
• engine
speed > 600
rpm for more
than 500 ms
• 6000
ms
• 2 driv‐
ing cy‐
cles
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
446
Rep. Gr. ST - Generic Scan Tool
DQ-250 6F 02E
DTC
Fault
Code De‐
scription
Monitor Strat‐
egy Descrip‐
tion
Malfunction
Criteria
Threshold
Value
Secondary Pa‐
rameters with
Enable Condi‐
tions
Monitor‐
ing Time
Length
Frequen‐
cy of
checks,
MIL Illum
• unable to
disengage
the sixth
gear
• gearshift
fork of
sixth gear
stays in
shifted po‐
sition in
spite of
control to
disengage
• gearshift
fork posi‐
tion > syn‐
chronizing
point sixth
gear +
10% syn‐
chronizing
point
measured
by a basic
adjust‐
ment (sixth
gear stays
in shifted
position)
control
gearshift
fork valve
4 >= 5%
• control safe‐
ty valve 2
(ON) >= 20%
• multiplexer
position = 0
• desired main
pressure > 2
bar
• no main
pressure
loss
• terminal 15
voltage > 4 V
for more than
500 ms
• battery volt‐
age > 9 V for
more than
500 ms
• engine
speed > 600
rpm for more
than 500 ms
P0840 Trans‐
mission
Fluid
Pressure
Sensor/
Switch
"A" Cir‐
cuit
• signal
range
check
• pressure
sensor
voltage
clutch 1
out of plau‐
sibility
range
• voltage <
100 mV
OR
• voltage >
4900 mV
• 300
ms
• 2 driv‐
ing cy‐
cles
P0841 Trans‐
mission
Fluid
Pressure
Sensor/
Switch
"A" Cir‐
cuit
Range/
Perform‐
ance
• overpres‐
sure moni‐
toring
• hydraulic
pressure
of clutch 1
exceeds a
maximum
value
• pres‐
sure>=
15.5 bar
• signal range
check is cor‐
rect
• terminal 15
voltage > 4 V
for more than
500 ms
• battery volt‐
age > 9 V for
more than
500 ms
• engine
speed > 500
rpm
• 1000
ms
• 2 driv‐
ing cy‐
cles
P0845 Trans‐
mission
Fluid
Pressure
Sensor/
Switch
"B" Cir‐
cuit
• pressure
sensor volt‐
age clutch 2
out of plau‐
sibility
range
• pressure
sensor
voltage
clutch 1
out of plau‐
sibility
range
• voltage <
100 mV
OR
• voltage >
4900 mV
• 300
ms
• 2 driv‐
ing cy‐
cles
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
3. Diagnosis and Testing
447
DQ-250 6F 02E
DTC
Fault
Code De‐
scription
Monitor Strat‐
egy Descrip‐
tion
Malfunction
Criteria
Threshold
Value
Secondary Pa‐
rameters with
Enable Condi‐
tions
Monitor‐
ing Time
Length
Frequen‐
cy of
checks,
MIL Illum
P0846 Trans‐
mission
Fluid
Pressure
Sensor/
Switch
"B" Cir‐
cuit
Range/
Perform‐
ance
• overpres‐
sure moni‐
toring
• hydraulic
pressure
of clutch 2
exceeds a
maximum
value
• pressure
>= 15.5
bar
• signal range
check is cor‐
rect
• terminal 15
voltage > 4 V
for more than
500 ms
• battery volt‐
age > 9 V for
more than
500 ms
• engine
speed > 500
rpm
• 80 ms • 2 driv‐
ing cy‐
cles
P0864 TCM
Commu‐
nication
Circuit
Range/
Perform‐
ance
• buss off de‐
tection of
the micro‐
controller
• terminal 15
voltage > 9 V
for more than
500 ms
• > 500 ms af‐
ter reset
• 1000
ms
• 2 driv‐
ing cy‐
cles
P0890 TCM
Power
Relay
Sense
Circuit
Low
• short-circuit
current
check
• Detection
by hard‐
ware cir‐
cuit
• current >
8.5 A
• terminal 15
voltage > 4 V
for more than
500 ms
• 200
ms
• 2 driv‐
ing cy‐
cles
P0914 Gear
Shift Po‐
sition Cir‐
cuit
• time out de‐
tection of
the ques‐
tion and an‐
swer diag‐
nosis
• if time out
of the
question
and an‐
swer diag‐
nosis is
detected
increment
an event
counter
• time out
threshold
> 100 ms
• gear mes‐
sage for se‐
lector lever is
transmittable
and selector
lever mes‐
sage is re‐
ceivable
• no failure of
selector lev‐
er CAN mes‐
sages
• time after
Reset > 100
ms
• terminal 15
voltage > 4 V
for more than
500 ms
• 300
ms
• 2 driv‐
ing cy‐
cles
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
448
Rep. Gr. ST - Generic Scan Tool
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