Volkswagen Golf / Golf GTI / Golf Variant. Manual — part 138
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
• Lambda stimula‐
tion n.a.
• Upper limit of
lambda controller
output n.a.
• Lower limit of
lambda controller
output n.a.
• Engine speed
n.a. rpm
• Air mass n.a. mg/
rev
• MAF n.a. kg/h
• Catalyst purge
n.a.
• And
• Depending on
limited dynamic
conditions:
• Integrated air
mass n.a. g
• Dynamic engine
speed n.a. g
• Dynamic air
mass n.a. mg/rev
• Dynamic lambda
n.a. %
• Or
• Dynamic engine
speed n.a. rpm
• Diff. actual en‐
gine load vs. fil‐
tered engine load
in limited dynam‐
ic conditions, low‐
er range n.a. kg/h
• Diff. actual en‐
gine load vs. fil‐
terd engine load
in limited dynam‐
ic conditions, up‐
per range n.a. kg/
h
• Dynamic torque
n.a. [-]
• Case 2: lambda
set value adjust‐
ment for condi‐
tioning and
measuring active
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
3. Diagnosis and Testing
225
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
• Delay path:
• Lambda delay
value vs. mod‐
eled lambda
value > 1.10 [-]
• General condi‐
tions:
• MAF >= 0.0 mg/
rev
• MAF <= 1,389.0
mg/rev
• Vehicle speed >=
0 mph
• Time after engine
start >= 0.0 s
• Integrated mass
for fuel in oil <
255.0 [-]
• Engine speed
1,216 – 3,008
RPM
• MAF (intake air
rate) 20.0 – 150.0
kg/h
• Vehicle speed >=
3 mph
• Integrated MAF
per cylinder >=
0.30 – 2.0 kg
• Depending on dy‐
namic conditions:
• Dynamic engine
speed < 288 RPM
• Dynamic torque <
80.0 Nm
• Dynamic MAF <
70.0 kg/h
• For time >= 0.6 s
• And depending
on canister and
catalyst purge:
• Evap purge n.a.
• Or
• Canister load cal‐
culation n.a
• Or
• Canister load <=
n.a. [-]
• 13.2 s
• Once /
DCY
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
226
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
P0135
O2 Sen‐
sor
Heater
Circuit
Bank 1
Sensor
1
Oxygen
Sensors
Heater
Front
Function‐
al Check
• O2S ceramic
temperature, <
630° C
• O2S heater com‐
manded on
• For time >= 10.0 s
• 20 s
• Con‐
tinu‐
ous
• 2
DCY
– Check the Oxy‐
gen Sensor 1
Before Catalytic
Converter -
GX10- . Refer to
.
P0137
O2 Sen‐
sor Cir‐
cuit Low
Voltage
Bank 1
Sensor
2
Oxygen
Sensors
Rear
Short To
Ground
• O2S sensor
voltage < 0.15
V
• O2S heater ac‐
tive
• 0.5 s
• Con‐
tinu‐
ous
• 2
DCY
– Check the Oxy‐
gen Sensor 1 Af‐
ter Catalytic
Converter -
GX7- . Refer to
P0138
O2 Sen‐
sor Cir‐
cuit High
Voltage
Bank 1
Sensor
2
Oxygen
Sensors
Rear
Short To
Battery
• O2S sensor
voltage > 5.2 –
5.35 V
• O2S heater ac‐
tive
• 0.5 s
• Con‐
tinu‐
ous
• 2
DCY
– Check the Oxy‐
gen Sensor 1 Af‐
ter Catalytic
Converter -
GX7- . Refer to
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
3. Diagnosis and Testing
227
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
P013A
O2 Sen‐
sor Slow
Re‐
sponse -
Rich to
Lean
Bank 1
Sensor
2
Oxygen
Sensors
Rear Re‐
sponse
Check
• Gradient sen‐
sor voltage <
900.00 mV/s
• General condi‐
tions:
• Intrusive lambda
ramp request not
active
• Internal resist‐
ance O2S rear <=
700.00 Ohm
• Counter of inte‐
grated mass for
fuel in oil < 255.00
[-]
• Catalyst monitor
lambda modula‐
tion request ac‐
tive
• Vehicle speed 19
– 158 mph
• Barometric pres‐
sure >= 0.00 kPa
• Catalyst over‐
heating protec‐
tion not active
• Turbine over‐
heating protec‐
tion not active
• O2S rear ready
• O2S front ready
• ECT @ cylinder
head > 60° C
• IAT @ manifold >
-48° C
• Modeled catalyst
temperature @
start of diagnosis
> 510° C
• Modeled catalyst
temperature @
during diagnosis
470 – 830° C
• Diff. between dy‐
namic and sta‐
tionary catalyst
temperature -150
– 150° C
• Integrated air
mass, catalyst
temp. conditions
fulfilled >= 0.0 g
• Modeled EGT @
O2S rear <= 900°
C
• 0
FTP75:
50 s
• Once /
DCY
• 1
DCY
– Check the Oxy‐
gen Sensor 1 Af‐
ter Catalytic
Converter -
GX7- . Refer to
GTI 2014 ➤
Generic Scan Tool - Edition 04.2015
228
Rep. Gr. ST - Generic Scan Tool
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