Content .. 162 163 164 165 ..

Volkswagen Golf / Golf GTI / Golf Variant. Service manual - part 164

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

P2027

EVAP

Fuel Va‐

por

Temper‐

ature

Sensor

Circuit

High

Voltage

Smart

Tempera‐

ture Sen‐

sor Short

To Bat‐

tery Volt‐

age

• NVLD output

temperature >

160.0 – 200.0°

• Or
• NVLD output

current driver

stage internal

value

• Case 1:
• Ignition on
• Case 2:
• Ignition off (dur‐

ing ECM keep

alive-time)

• 0.5 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Fuel

Tank Leak De‐

tection Control

Module - J909- /

Fuel Tank Pres‐

sure Sensor -

G400- . Refer to

P2067

Fuel

Level

Sensor

"B" Cir‐

cuit Low

COM:

Fuel Lev‐

el (FL)

Sensor 2

commu‐

nication

with IPC

• Instrument

cluster module

signal: short to

ground failure

• Instrument

cluster module

signal: signal

range check

failure

• 0.5 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Fuel

Level Sensor -

G- . Refer to ap‐

propriate repair

manual.

P2068

Fuel

Level

Sensor

"B" Cir‐

cuit High

COM:

Fuel Lev‐

el (FL)

Sensor 2

commu‐

nication

with IPC

• Instrument

cluster module

signal: short to

battery / open

circuit failure

• 0.5 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Fuel

Level Sensor -

G- . Refer to ap‐

propriate repair

manual.

P2088

"A"

Cam‐

shaft

Position

Actuator

Control

Circuit

Low

Bank 1

VVT Ac‐

tuator In‐

take

Short To

Ground

• Output voltage

(hardware val‐

ues) < 1.92 –

2.21 V

• Actuator com‐

manded off

• 2.0 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Cam‐

shaft Adjust‐

ment Valve 1 -

N205- . Refer to

P2089

"A"

Cam‐

shaft

Position

Actuator

Control

Circuit

High

Bank 1

VVT Ac‐

tuator In‐

take

Short To

Battery

Plus

• Power stage

temperature >

160 – 200° C

• Or
• Output current

(hardware val‐

ues) driver

stage internal

value

• Actuator com‐

manded on

• 2.0 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Cam‐

shaft Adjust‐

ment Valve 1 -

N205- . Refer to

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing

329

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

P2090

"B"

Cam‐

shaft

Position

Actuator

Control

Circuit

Low

Bank 1

Variable

Valve

Timing

(VVT) Ex‐

haust Ac‐

tuator

short to

ground

• Output voltage

< 1.92 – 2.21 V

(hardware val‐

ues)

• Actuator com‐

manded off

• 2.0 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Ex‐

haust Camshaft

Adjustment

Valve 1 - N318- .

Refer to

P2091

"B"

Cam‐

shaft

Position

Actuator

Control

Circuit

High

Bank 1

Variable

Valve

Timing

(VVT) Ex‐

haust Ac‐

tuator

short to

battery

plus

• Power stage

temperature >

160 – 200° C

• Or
• Output current

driver stage in‐

ternal value

(hardware val‐

ues)

• Actuator com‐

manded on

• 2.0 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Ex‐

haust Camshaft

Adjustment

Valve 1 - N318- .

Refer to

P2096

Post

Catalyst

Fuel

Trim

System

Too

Lean

Bank 1

Fuel Sys‐

tem Out

Of Range

Low

• Adaptation val‐

ue < 0.05 [-]

• 2nd lambda con‐

trol n.a.

• Catalyst purge

not active

• Injection mode

change (DFI/MFI)

not active

• Engine speed >=

896 RPM

• Integrated mass

for fuel in oil <

255.00 [-]

• Choice of:
• O2S rear (binary)

check not active

• Or
• O2S rear (binary)

check finished

• 0.0 s
• Con‐

tinu‐

ous

• 2

DCY

– Check exhaust

system visually

for leaks first

and correct as

necessary.

– Check the Oxy‐

gen Sensor 1 Af‐

ter Catalytic

Converter -

GX7- . Refer to

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

330

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

P2097

Post

Catalyst

Fuel

Trim

System

Too

Rich

Bank 1

Fuel Sys‐

tem Out

Of Range

High

• Adaptation val‐

ue > -0.05 [-]

• 2nd lambda con‐

trol n.a.

• Catalyst purge

not active

• Injection mode

change (DFI/MFI)

not active

• Engine speed >=

896 RPM

• Integrated mass

for fuel in oil <

255.00 [-]

• Choice of:
• O2S rear (binary)

check not active

• Or
• O2S rear (binary)

check finished

• 0.0 s
• Con‐

tinu‐

ous

• 2

DCY

– Check exhaust

system visually

for leaks first

and correct as

necessary.

– Check the Oxy‐

gen Sensor 1 Af‐

ter Catalytic

Converter -

GX7- . Refer to

P2100

Throttle

Actuator

"A" Con‐

trol Mo‐

tor Cir‐

cuit/

Open

Throttle

Actuator

Open Cir‐

cuit

• Electronic

throttle valve

driver load re‐

sistance >

200.0 kOhm

• Difference be‐

tween measured

and filtered throt‐

tle position <=

0.073° TPS

• Actuator com‐

manded off

• 0.1 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Throt‐

tle Valve Control

Module - GX3- .

Refer to

P2101

Throttle

Actuator

"A" Con‐

trol Mo‐

tor Cir‐

cuit

Range/

Per‐

for‐

mance

Throttle

Actuator

Over

Tempera‐

ture

• Electronic

throttle valve

driver tempera‐

ture (hardware

values) > 170.0

– 190.0° C

• Actuator com‐

manded on

• 0.1 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Throt‐

tle Valve Control

Module - GX3- .

Refer to

P2103

Throttle

Actuator

"A" Con‐

trol Mo‐

tor Cir‐

cuit High

Throttle

Actuator

Short Cir‐

cuit

• Electronic

throttle valve

driver current

(hardware val‐

ues) driver

stage internal

value

• Actuator com‐

manded on

• 0.1 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Throt‐

tle Valve Control

Module - GX3- .

Refer to

P2122

Throttle/

Pedal

Position

Sensor/

Switch

"D" Cir‐

cuit Low

Accelera‐

tor Pedal

Position

Sensor 1

Out Of

Range

Low

• Signal voltage

sensor 1 < 0.40

• 0.3 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Ac‐

celerator Pedal

Module - GX2- .

Refer to

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing

331

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

P2123

Throttle/

Pedal

Position

Sensor/

Switch

"D" Cir‐

cuit High

Accelera‐

tor Pedal

Position

Sensor 1

Out Of

Range

High

• Signal voltage

sensor 1 > 4.82

• 0.3 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Ac‐

celerator Pedal

Module - GX2- .

Refer to

P2127

Throttle/

Pedal

Position

Sensor/

Switch

"E" Cir‐

cuit Low

Accelera‐

tor Pedal

Position

Sensor 2

Out Of

Range

Low

• Signal voltage

sensor 2 < 0.20

• 0.3 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Ac‐

celerator Pedal

Module - GX2- .

Refer to

P2128

Throttle/

Pedal

Position

Sensor/

Switch

"E" Cir‐

cuit High

Accelera‐

tor Pedal

Position

Sensor 2

Out Of

Range

High

• Signal voltage

sensor 2 > 2.80

• 0.3 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Ac‐

celerator Pedal

Module - GX2- .

Refer to

P2138

Throttle/

Pedal

Position

Sensor/

Switch

"D"/"E"

Voltage

Correla‐

tion

Accelera‐

tor Pedal

Position

Sensor 1

And 2 Ra‐

tionality

Check

• Difference be‐

tween signal

voltage sensor

1 and sensor 2

> 0.10 – 0.12 V

• 0.4 s
• Con‐

tinu‐

ous

• 2

DCY

– Check the Ac‐

celerator Pedal

Module - GX2- .

Refer to

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

332

Rep. Gr. ST - Generic Scan Tool

Content .. 162 163 164 165 ..