Content .. 116 117 118 119 ..

Volkswagen Golf / Golf GTI / Golf Variant. Manual - part 118

DTC /

Descrip‐

tion

Monitor

Strategy

Descrip‐

tion

Malfunction Crite‐

ria and Threshold

Value

Secondary Parame‐

ters with Enable

Conditions

Monitoring

Time

Length

MIL Il‐

lum.

Component Diag‐

nostic Procedure

P12A2

Fuel Rail

Pres‐

sure

Sensor

Inap‐

propri‐

ately

High

Fuel Sys‐

tem Pres‐

sure Sen‐

sor, High

Pressure

Side Ra‐

tionality

Check

High

• Fuel mass con‐

troller output >

30.0 %

• And
• High pressure

controller out‐

put < -15 mg

• Engine speed

608 – 6,816 RPM

• Mass fuel flow set

point 4.01 – 30.01

mg/rev

• For time after re‐

quest for mass

fuel flow set point

>= 5.0 s

• Time after

change to DFI >=

0.0 s

• Time after engine

start > 10.0 s

• Engine warm-up

n.a.

• Catalyst heating

n.a.

• Full load n.a.
• Catalyst purge

not active

• Lambda control

closed loop

• Evap purge func‐

tionality diagno‐

sis n.a.

• And
• Choice of:
• Canister load <=

n.a. [-]

• Or
• Evap purge valve

n.a.

• 5.0 s
• Contin‐

uous

• 2

DCY

– Check the Fuel

Pressure Sen‐

sor - G247- . Re‐

fer to

– Check the Fuel

Delivery Unit -

GX1- . Refer to

– Check the fuel

pressure. Refer

to appropriate

repair manual.

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing

145

DTC /

Descrip‐

tion

Monitor

Strategy

Descrip‐

tion

Malfunction Crite‐

ria and Threshold

Value

Secondary Parame‐

ters with Enable

Conditions

Monitoring

Time

Length

MIL Il‐

lum.

Component Diag‐

nostic Procedure

P12A4

Fuel Rail

Pump

Control

Valve

Stuck

Closed

Fuel Sys‐

tem Pres‐

sure Sen‐

sor, High

Pressure

Side Out

Of Range

High

• Deviation be‐

tween fuel

pressure set

point and cur‐

rent fuel pres‐

sure <

-2,000.10 kPa

• Fuel mass con‐

troller output

-50.0 – 50.0 %

• Case 1:
• High pressure

controller out‐

put < -30 mg

• Case 2:
• Flow control

valve open

mass fuel flow

set point >

15.01 mg/rev

• Engine speed

608 – 6,816 RPM

• Mass fuel flow set

point 4.01 – 30.01

mg/rev

• For time after re‐

quest for mass

fuel flow set point

>= 5.0 s

• Time after

change to DFI >=

0.0 s

• Time after engine

start > 10.0 s

• Engine warm-up

n.a.

• Catalyst heating

n.a.

• Full load n.a.
• Catalyst purge

not active

• Lambda control

closed loop

• Evap purge func‐

tionality diagno‐

sis n.a.

• And
• Choice of:
• Canister load <=

n.a. [-]

• Or
• Evap purge valve

n.a.

• 4.5 s
• Contin‐

uous

• 2

DCY

– Check the Fuel

Pressure Sen‐

sor - G247- . Re‐

fer to

– Check the Fuel

Delivery Unit -

GX1- . Refer to

– Check the fuel

pressure. Refer

to appropriate

repair manual.

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

146

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

Monitoring

Time

Length

MIL Il‐

lum.

Component Diag‐

nostic Procedure

P13EA

Cold

Start Ig‐

nition

Timing

Per‐

for‐

mance

Off Idle

Ignition

Control

Ignition

Timing

Monitor

• Ratio between

ignition angle

efficiency inte‐

gral and time at

part load > 0.25

[-]

• Time @ part load

> 5.0 s

• Ignition angle set

point <= 0.94 [-]

• Engine part load
• Vehicle speed > 2

mph

• And
• Diff. air mass set

point vs. filtered

air mass set point

for load dynamic

detection <

99.999.0 mg/rev

• For time >= 0.0 s
• And
• Diff. engine

speed vs. filtered

engine speed for

engine speed dy‐

namic detection <

8,160 RPM

• For time >= 0.0 s

• 0.1 s
• Once /

DCY

• 2

DCY

– Check the En‐

gine Speed Sen‐

sor - G28- . Re‐

fer to

– Check the Igni‐

tion Coils with

Power Output

Stage . Refer to

– Check for any

Engine Speed

sensor or Igni‐

tion Coil faults

and diagnose

them first.

– If NO other co‐

des are set,

check the ECM.

Refer to appro‐

priate repair

manual.

P1545

Throttle

Actuator

"A" Con‐

trol Mo‐

tor Cir‐

cuit

Range/

Per‐

for‐

mance

Throttle

Actuator

Out Of

Range

• Control duty

cycle > 98.0 %

• Throttle position

not at min. value

• Throttle adapta‐

tion not active

• Throttle actuator

commanded on

• 5.0 s
• Contin‐

uous

• 2

DCY

– Check the Throt‐

tle Valve Control

Module - GX3- .

Refer to

Throttle

Actuator

Rationali‐

ty Check

• Difference be‐

tween throttle

position set

point and throt‐

tle flap opening

angle for elec‐

tronic throttle

control > 2.998

– 24.982° TPS

• Throttle adapta‐

tion not active

• Throttle actuator

commanded on

• Difference be‐

tween throttle po‐

sition set point

and throttle flap

opening angle <=

1.999; > -1.999°

TPS

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing

147

DTC /

Descrip‐

tion

Monitor

Strategy

Descrip‐

tion

Malfunction Crite‐

ria and Threshold

Value

Secondary Parame‐

ters with Enable

Conditions

Monitoring

Time

Length

MIL Il‐

lum.

Component Diag‐

nostic Procedure

P169A

Mode

Active

ECM:

Transport

Mode

Function

Monitor‐

ing: Mode

Change

• Transport

mode active

• Vehicle speed < 3

mph

• Max trip mileage

since initial vehi‐

cle start-up <

62.15 miles

• During ECM keep

alive-time after

ignition off engine

speed 0 RPM

• Production mode

not active

• For hybrid:
• Drive motor off

• 0.01 s
• Contin‐

uous

• 1

DCY

– Perform readi‐

ness check. Re‐

fer to

⇒ “3.2 Readi‐

ness Codes”,

page 19

P2004

Intake

Manifold

Runner

Control

Stuck

Open

Bank 1

Intake

Manifold

Runner

Flap Ac‐

tuator

Stuck

Open

• Signal voltage

> 0.70 V

• For time >= 1.5

• Flap commanded

off

• Time after engine

start > 5.0 s

• 0.2 s
• Contin‐

uous

• 2

DCY

– Check the In‐

take Manifold

Runner Control

Valve - N316- .

Refer to

P2006

Intake

Manifold

Runner

Control

Stuck

Closed

Bank 1

Intake

Manifold

Runner

Flap Ac‐

tuator

Stuck

• Signal voltage

< 0.70 V

• For time >= 1.5

• Flap commanded

• Time after engine

start > 5.0 s

• 0.2 s
• Contin‐

uous

• 2

DCY

– Check the In‐

take Manifold

Runner Control

Valve - N316- .

Refer to

P2008

Intake

Manifold

Runner

Control

Circuit/

Open

Bank 1

Intake

Manifold

Runner

Flap Ac‐

tuator

Open Cir‐

cuit

• Output voltage

lower range

1.92 – 2.21 V

• Output voltage

upper range

(hardware val‐

ues) 2.85 –

3.25 V

• Engine running
• Actuator com‐

manded off

• 2.0 s
• Contin‐

uous

• 2

DCY

– Check the In‐

take Manifold

Runner Control

Valve - N316- .

Refer to

P2009

Intake

Manifold

Runner

Control

Circuit

Low

Bank 1

Intake

Manifold

Runner

Flap Ac‐

tuator

Short To

Ground

• Output voltage

(hardware val‐

ues) < 1.92 –

2.21 V

• Engine running
• Actuator com‐

manded off

• 2.0 s
• Contin‐

uous

• 2

DCY

– Check the In‐

take Manifold

Runner Control

Valve - N316- .

Refer to

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

148

Rep. Gr. ST - Generic Scan Tool

Content .. 116 117 118 119 ..