Volkswagen Golf / Golf GTI / Golf Variant. Service manual - part 147

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

Injection

Valves

Short To

Battery

Plus

(High

Side)

• Injector driver

voltage > 2.0 V

• And
• Injector driver

high side

switch current

(hardware val‐

ues) driver

stage internal

value

• Engine running
• ECT @ cylinder

head >= -30° C

• Engine speed <

7,000 RPM

• Injection time >=

0.0 s

• 720°

CRK

• Con‐

tinu‐

ous

Injection

Valves

Short To

Battery

Plus (Low

Side)

• Injector driver

voltage > 2.0 V

• And
• Injector driver

low side switch

current (hard‐

ware values)

driver stage in‐

ternal value

P0270

Cylinder

4 Injec‐

tor "A"

Circuit

Low

Injection

Valves

Short To

Ground

• Fault pattern

for short to

ground via

powerstage di‐

agnosis detec‐

ted

• Injector voltage

< 2.0 V

• Engine stop not

active

• ECT @ cylinder

head >= -30° C

• Engine speed <

7,000 RPM

• Injection time >=

0.0 s

• 8,640.0°

CRK

• Contin‐

uous

• 2

DCY

– Check the Fuel

Injectors . Refer

to

⇒ “3.6.15  Fuel

Injectors ,

Checking”, page

487

 .

Injection

Valves

Short To

Ground

(High

Side)

• Injector driver

voltage < 2 V

• And
• Injector driver

high side

switch current

(hardware val‐

ues) driver

stage internal

value

• Engine running
• ECT @ cylinder

head >= -30° C

• Engine speed <

7,000 RPM

• Injection time >=

0.0 s

• 720°

CRK

• Con‐

tinu‐

ous

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing    

261

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

Injection

Valves

Short To

Ground

(Low

Side)

• Injector driver

voltage < 2 V

• And
• Injector driver

high side

switch current

driver stage in‐

ternal value

• And
• Injector driver

low side switch

current (hard‐

ware values)

driver stage in‐

ternal value

P0271

Cylinder

4 Injec‐

tor "A"

Circuit

High

Injection

Valves

Short To

Battery

Plus

• Fault pattern

for short to Bat‐

tery plus via

powerstage di‐

agnosis detec‐

ted

• Injector voltage

> 2.0 V

• Engine stop not

active

• ECT @ cylinder

head >= -30° C

• Engine speed <

7,000 RPM

• Injection time >=

0.0 s

• 8,640.0°

CRK

• Contin‐

uous

• 2

DCY

– Check the Fuel

Injectors . Refer

to

⇒ “3.6.15  Fuel

Injectors ,

Checking”, page

487

 .

Injection

Valves

Short To

Battery

Plus

(High

Side)

• Injector driver

voltage > 2.0 V

• And
• Injector driver

high side

switch current

(hardware val‐

ues) driver

stage internal

value

• Engine running
• ECT @ cylinder

head >= -30° C

• Engine speed <

7,000 RPM

• Injection time >=

0.0 s

• 720°

CRK

• Con‐

tinu‐

ous

Injection

Valves

Short To

Battery

Plus (Low

Side)

• Injector driver

voltage > 2.0 V

• And
• Injector driver

low side switch

current (hard‐

ware values)

driver stage in‐

ternal value

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

262

     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

P0300

Ran‐

dom/

Multiple

Cylinder

Misfire

Detec‐

ted

Misfire

Crank‐

shaft

Speed

Fluctua‐

tion (Mul‐

tiple)

• Number of cyl‐

inders with

emission

threshold mis‐

fire within

4,000 revolu‐

tions ≥ 2.00 [-]

• Or
• Number of cyl‐

inders with

emission

threshold mis‐

fire within

1,000 revolu‐

tions ≥ 2.00 [-]

• Emission thresh‐

old misfire detec‐

ted

• 1000

rev

• Con‐

tinu‐

ous

• 2

DCY

– Check the spark

plugs visually.

– Check the intake

system visually

for leaks.

– Check the fuel

pressure. Refer

to appropriate

repair manual.

– Check the Fuel

Injectors . Refer

to

⇒ “3.6.15  Fuel

Injectors ,

Checking”, page

487

 .

– Check the Igni‐

tion Coils with

Power Output

Stage . Refer to

⇒ “3.6.20  Igni‐

tion Coils with

Power Output

Stage , Check‐

ing”, page 499

 .

• Number of cyl‐

inders with cat‐

alyst damaging

misfire ≥ 2.00

[-]

• Catalyst damag‐

ing misfire detec‐

ted

• 200

rev

• Con‐

tinu‐

ous

• Im‐

me‐

diate

P0301

Cylinder

1 Misfire

Detec‐

ted

Misfire

Crank‐

shaft

Speed

Fluctua‐

tion (Sin‐

gle Or

Multiple)

• Catalyst dam‐

age misfire:

• Catalyst dam‐

aging misfire

rate > 5.20 -

20.83 %

• Initial engine

speed > 550 RPM

• Engine speed >

550 RPM

• Engine speed <

6,848 for DCT:

• Time after engine

start not calibra‐

ted

• Engine load >

1.99 - 37.99 %

• Depending on

ECT @ cylinder

head @ start

• ECT @ cylinder

head @ start <=

-48° C

• Then activation if
• ECT @ cylinder

head >= 20° C

• Or
• ECT @ cylinder

head @ engine

start > -48° C

• And
• Fuel cut off not

active

• 200

rev

• Con‐

tinu‐

ous

• Im‐

me‐

diate

– Check the spark

plugs visually.

– Check the intake

system visually

for leaks.

– Check the fuel

pressure. Refer

to appropriate

repair manual.

– Check the Fuel

Injectors . Refer

to

⇒ “3.6.15  Fuel

Injectors ,

Checking”, page

487

 .

– Check the Igni‐

tion Coils with

Power Output

Stage . Refer to

⇒ “3.6.20  Igni‐

tion Coils with

Power Output

Stage , Check‐

ing”, page 499

 .

• Emission

threshold mis‐

fire within

1,000 rev:

• Emission

threshold mis‐

fire rate (MR)

>= 2.05 %

• 1,000

rev

• Con‐

tinu‐

ous

• 2

DCY

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing    

263

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

• Emission

threshold mis‐

fire within

4,000 rev:

• Emission

threshold mis‐

fire rate (MR) >

2.05 %

• Or
• Single fuel cut off

not active

• Or
• Number of fade

out cylinders <

2.00 [-]

• And
• Dynamic mani‐

fold air pressure

not calibrated

[kPa]

• Dynamic throttle

position not cali‐

brated

• And
• Dynamic of en‐

gine load not cali‐

brated

• And
• Engine not cali‐

brated

• Engine speed not

calibrated [rpm]

• Dynamic of igni‐

tion angle @ idle

speed not cali‐

brated [°CRK]

• Or
• Dynamic of igni‐

tion angle not

calibrated [°CRK]

• And
• Rough road not

detected

• 4 x

1,000

rev

• Con‐

tinu‐

ous

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

264

     Rep. Gr. ST - Generic Scan Tool