Volkswagen Golf / Golf GTI / Golf Variant. Manual - part 175

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

P2303

Ignition

Coil "B"

Primary

Control

Circuit

Low

Ignition

Coils

Open Cir‐

cuit

• Output voltage

in OFF state,

lower range >=

1.92 – 2.21 V

• Output voltage

in OFF state,

upper range

(hardware val‐

ues) <= 2.85 –

3.25 V

• Engine speed >

512 RPM

• ECT @ cylinder

head > -30° C

• Engine stop not

active

• 1.0 s
• Con‐

tinu‐

ous

• 2

DCY

– 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

 .

Ignition

Coils

Short To

Ground

• Output current

in ON state

(hardware val‐

ues) > 50 – 100

mA

Ignition

Coils

Short To

Battery

Plus

• Diagnosis by

inactive low

side: switch in

ATIC:

• Output voltage

in OFF state

(hardware val‐

ues) > 4.95 –

5.285 V

• Engine speed >

512 RPM

• Engine stop not

active

• Actuator com‐

manded off

• Diagnosis by

inactive low

side: switch in

ATIC:

• Output temper‐

ature from AT‐

IC in ON state >

160.0 – 200.0°

C

• Or
• Output current

in ON state

(hardware val‐

ues) driver

stage internal

value

• Engine speed >

512 RPM

• Engine stop not

active

• Actuator com‐

manded on

P2306

Ignition

Coil "C"

Primary

Control

Circuit

Low

Ignition

Coils

Open Cir‐

cuit

• Output voltage

in OFF state,

lower range >=

1.92 – 2.21 V

• Output voltage

in OFF state,

upper range

(hardware val‐

ues) <= 2.85 –

3.25 V

• Engine speed >

512 RPM

• ECT @ cylinder

head > -30° C

• Engine stop not

active

• 1.0 s
• Con‐

tinu‐

ous

• 2

DCY

– 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

 .

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing    

373

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

Ignition

Coils

Short To

Ground

• Output current

in ON state

(hardware val‐

ues) > 50 – 100

mA

Ignition

Coils

Short To

Battery

Plus

• Diagnosis by

inactive low

side: switch in

ATIC:

• Output voltage

in OFF state

(hardware val‐

ues) > 4.95 –

5.285 V

• Engine speed >

512 RPM

• Engine stop not

active

• Actuator com‐

manded off

• Diagnosis by

inactive low

side: switch in

ATIC:

• Output temper‐

ature from AT‐

IC in ON state >

160.0 – 200.0°

C

• Or
• Output current

in ON state

(hardware val‐

ues) driver

stage internal

value

• Engine speed >

512 RPM

• Engine stop not

active

• Actuator com‐

manded on

P2309

Ignition

Coil "D"

Primary

Control

Circuit

Low

Ignition

Coils

Open Cir‐

cuit

• Output voltage

in OFF state,

lower range >=

1.92 – 2.21 V

• Output voltage

in OFF state,

upper range

(hardware val‐

ues) <= 2.85 –

3.25 V

• Engine speed >

512 RPM

• ECT @ cylinder

head > -30° C

• Engine stop not

active

• 1.0 s
• Con‐

tinu‐

ous

• 2

DCY

– 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

 .

Ignition

Coils

Short To

Ground

• Output current

in ON state

(hardware val‐

ues) > 50 – 100

mA

Ignition

Coils

Short To

Battery

Plus

• Diagnosis by

inactive low

side: switch in

ATIC:

• Output voltage

in OFF state

(hardware val‐

ues) > 4.95 –

5.285 V

• Engine speed >

512 RPM

• Engine stop not

active

• Actuator com‐

manded off

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

374

     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

• Diagnosis by

inactive low

side: switch in

ATIC:

• Output temper‐

ature from AT‐

IC in ON state >

160.0 – 200.0°

C

• Or
• Output current

in ON state

(hardware val‐

ues) driver

stage internal

value

• Engine speed >

512 RPM

• Engine stop not

active

• Actuator com‐

manded on

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing    

375

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

P230A

Cylinder

1 Air-

Fuel Ra‐

tio Im‐

balance

- Adjust‐

ment At

Limit

During

Balance

Fuel Sys‐

tem A/F

imbal‐

ance: ra‐

tionality

check

• Cylinder mis‐

fire counter >

2.00 [-]

• Fuel pressure

setpoint not cali‐

brated kPa

• Modeled catalyst

temperature @

start <= 850° C

• Lambda set value

0.97 – 1.03 [-]

• Catalyst heating

not active

• Engine rough‐

ness signal valid

• Fuel cut off not

active

• AAT >= -48° C
• Barometric pres‐

sure >= 73.00

kPa

• And
• Min. injection

time not reached

• And
• Choice of:
• Catalyst diagno‐

sis n.a.

• Or
• Catalyst diagno‐

sis n.a.

• Depending on

catalyst diagno‐

sis:

• Canister purge

(conditions) n.a.

• Or
• Evap purge valve

n.a.

• Or
• Evap purge n.a.
• And
• O2S dynamic di‐

agnosis n.a.

• O2S delay diag‐

nosis n.a.

• Lambda control

closed loop

• Catalyst purge

not active

• 90

(does

not

run in

FTP) s

• Once /

DCY

• 2

DCY

– Check the Fuel

Injectors . Refer

to

⇒ “3.6.15  Fuel

Injectors ,

Checking”, page

487

 .

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

376

     Rep. Gr. ST - Generic Scan Tool