Volkswagen Golf / Golf GTI / Golf Variant. Manual — part 137
DTC /
Descrip‐
tion
Monitor
Strategy
Descrip‐
tion
Malfunction Crite‐
ria and Threshold
Value
Secondary Parame‐
ters with Enable
Conditions
Monitor‐
ing Time
Length
MIL Il‐
lum.
Component Diag‐
nostic Procedure
Engine
Coolant
Tempera‐
ture Sen‐
sor @
Cylinder
Head Ra‐
tionality
Check
High
• Difference be‐
tween maxi‐
mum and mini‐
mum tempera‐
ture of ECT @
cylinder head <
1° C
• ECT @ cylin‐
der head @ en‐
gine start > 40 –
80° C
• ECT @ cylinder
head > -256° C
• IAT @ throttle
-48...143° C
• Depending on
thermostat con‐
trol:
• ECT @ cylinder
head n.a.° C
• Or
• ECT @ cylinder
head n.a.° C
• Engine n.a.
• And
• Engine part load
• Or
• Engine full load
• Engine speed >
1300 rpm
• Vehicle speed >=
12 mph
• Engine load >
2.00 %
• For time >= 20.0 –
43.0 s
• Engine idle
• Vehicle speed < 3
mph
• Or
• Fuel cut off active
• Or
• Engine stop for
time >= 20.0 –
43.0 s
• Time after engine
start > 100 s
Engine
Coolant
Tempera‐
ture Sen‐
sor @
Cylinder
Head Ra‐
tionality
Check
Low
• Difference be‐
tween model‐
led and meas‐
ured cylinder
head tempera‐
ture > 5° C
• ECT @ cylinder
head -128 – 127°
C
• Time after engine
start > 60.0 s
• 30 s
• Once /
DCY
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
3. Diagnosis and Testing
221
DTC /
Descrip‐
tion
Monitor
Strategy
Descrip‐
tion
Malfunction Crite‐
ria and Threshold
Value
Secondary Parame‐
ters with Enable
Conditions
Monitor‐
ing Time
Length
MIL Il‐
lum.
Component Diag‐
nostic Procedure
P0117
Engine
Coolant
Temper‐
ature
Sensor
1 Circuit
Low
Engine
Coolant
Tempera‐
ture Sen‐
sor @
Cylinder
Head
Short To
Ground
• ECT sensor
voltage @ cyl‐
inder head <
0.30 V
• 0.5 s
• Con‐
tinu‐
ous
• 2
DCY
– Check the En‐
gine Coolant
Temperature
Sensor - G62- .
Refer to
P0118
Engine
Coolant
Temper‐
ature
Sensor
1 Circuit
High
Engine
Coolant
Tempera‐
ture Sen‐
sor @
Cylinder
Head
Short To
Battery /
Open Cir‐
cuit
• ECT sensor
voltage @ cyl‐
inder head >
4.90 V
• Modeled IAT @
throttle >= -33° C
• Time after engine
start > 60.0 s
• 0.5 s
• Con‐
tinu‐
ous
• 2
DCY
– Check the En‐
gine Coolant
Temperature
Sensor - G62- .
Refer to
P0121
Throttle/
Pedal
Position
Sensor/
Switch
"A" Cir‐
cuit
Range/
Per‐
for‐
mance
Throttle
Position
Sensor 1
Rationali‐
ty Check
• Normalized dif‐
ference be‐
tween meas‐
ured and mod‐
eled value of
mass air flow
from TPS 1 >=
1.00 [-]
• Or
• Relative mass
air flow integral
from TPS 1 >
60.0 [-]
• Throttle adapta‐
tion not active
• 0.01 s
• Con‐
tinu‐
ous
• 2
DCY
– Check the Throt‐
tle Valve Control
Module - GX3- .
Refer to
• Difference be‐
tween TPS 1
and TPS 2 >
6.499° TPS
• 0.3 s
• Con‐
tinu‐
ous
P0122
Throttle/
Pedal
Position
Sensor/
Switch
"A" Cir‐
cuit Low
Throttle
Position
Sensor 1
Short To
Ground /
open cir‐
cuit
• Throttle posi‐
tion sensor 1
voltage < 0.15
V
• 0.2 s
• Con‐
tinu‐
ous
• 2
DCY
– Check the Throt‐
tle Valve Control
Module - GX3- .
Refer to
P0123
Throttle/
Pedal
Position
Sensor/
Switch
"A" Cir‐
cuit High
Throttle
Position
Sensor 1
Short To
Battery
Voltage
• Throttle posi‐
tion sensor 1
voltage > 4.85
V
• 0.2 s
• Con‐
tinu‐
ous
• 2
DCY
– Check the Throt‐
tle Valve Control
Module - GX3- .
Refer to
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
222
Rep. Gr. ST - Generic Scan Tool
DTC /
Descrip‐
tion
Monitor
Strategy
Descrip‐
tion
Malfunction Crite‐
ria and Threshold
Value
Secondary Parame‐
ters with Enable
Conditions
Monitor‐
ing Time
Length
MIL Il‐
lum.
Component Diag‐
nostic Procedure
P0131
O2 Sen‐
sor Cir‐
cuit Low
Voltage
Bank 1
Sensor
1
Oxygen
Sensors
Front
Short To
Ground
• O2S sensor
voltage < 0.15
V
• Engine running
• 0.5 s
• Con‐
tinu‐
ous
• 2
DCY
– Check the Oxy‐
gen Sensor 1
Before Catalytic
Converter -
GX10- . Refer to
.
P0132
O2 Sen‐
sor Cir‐
cuit High
Voltage
Bank 1
Sensor
1
Oxygen
Sensors
Front
Short To
Battery
Voltage
• O2S sensor
voltage > 5.20
– 5.35 V
• Engine running
• 0.5 s
• Con‐
tinu‐
ous
• 2
DCY
– Check the Oxy‐
gen Sensor 1
Before Catalytic
Converter -
GX10- . Refer to
.
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
3. Diagnosis and Testing
223
DTC /
Descrip‐
tion
Monitor
Strategy
Descrip‐
tion
Malfunction Crite‐
ria and Threshold
Value
Secondary Parame‐
ters with Enable
Conditions
Monitor‐
ing Time
Length
MIL Il‐
lum.
Component Diag‐
nostic Procedure
P0133
O2 Sen‐
sor Cir‐
cuit
Slow
Re‐
sponse
Bank 1
Sensor
1
Oxygen
Sensors
Front Re‐
sponse
Check
• Dynamic Path:
• Lambda value
vs. modeled
lambda value
>= 1.10 [-]
• Or
• Ratio of failed
diagnostic cy‐
cle > n.a. [-]
• General condi‐
tions:
• Injection mode
change (DFI/MFI)
not active
• ECT @ cylinder
head >= -48° C
• Vehicle speed > 0
mph
• Integrated air
mass after gear
change > 0.0 g
• Air mass , lower
range >= 0.00
mg/rev
• Air mass , upper
range <= 1389.00
mg/rev
• Counter of inte‐
grated mass for
fuel in oil < 255.00
[-]
• And
• Time after engine
start >= 0.0 s
• Or
• Integrated air
mass per cylinder
>= 0.00 kg
• Depending on
canister and cat‐
alyst purge:
• Evap purge n.a.
• Or
• Evap purge n.a.
• Or
• Evap purge n.a.
• Canister load cal‐
culation n.a.
• Or
• Evap purge n.a.
• Canister load n.a.
[-]
• And
• Case 1:
• O2S front n.a.
• 2.4 s
• Once /
DCY
• 1
DCY
– Check the Oxy‐
gen Sensor 1
Before Catalytic
Converter -
GX10- . Refer to
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
224
Rep. Gr. ST - Generic Scan Tool
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