Volkswagen Golf / Golf GTI / Golf Variant. Manual - part 170

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

• Min. fuel mass >=

0.00 [mg/rev]

• Intake manifold

runner flap posi‐

tion change not

active

• Injection mode

change (DFI/MFI)

not equipped

• Valve lift position

change not active

• Depending on

gear:

• 1st gear not ac‐

tive

• 2nd gear not ac‐

tive

• 3rd gear not ac‐

tive

• 4th gear active
• 5th gear active
• 6th gear active
• 7th gear active
• 8th gear not ac‐

tive

• And
• Integrated MAF

>= 1.0 – 12.0 kg

• Diff. engine

speed vs. dynam‐

ic engine speed <

200 RPM

• Diff. MAF vs. dy‐

namic MAF <

29.99 mg/rev

• ECT @ cylinder

head 60 – 143° C

• Adaptation cycles

<= 255 [-]

• Engine speed

1,312 – 3,008

RPM

• And
• Mass fuel flow

lower range >=

11.00 mg/rev

• Mass fuel flow

upper range <=

32.00 mg/rev

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing    

353

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

P219F

Cylinder

4 Air-

Fuel Ra‐

tio Im‐

balance

Air Fuel

Imbal‐

ance

Monitor‐

ing Out

Of Range

High

• Cylinder 1:
• Weighted

adaptive value

> 10.0 %

• 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

• Cylinder shut off

not active

• AAT >= -48° C
• Barometric pres‐

sure >= 73.0 kPa

• 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

• Canister load <=

2.00 [-]

• 90 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

354

     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

Air Fuel

Imbal‐

ance

Monitor‐

ing Out

Of Range

Low

• Cylinder 4:
• Weighted

adaptive value

< -15.0 %

• Engine no full

load

• Segment adapta‐

tion finished

• Catalyst damag‐

ing misfire not de‐

tected

• Emission thresh‐

old misfire not de‐

tected

• No gear switch

for segments >=

90.00 [-]

• Segments after

start > 0.00 [-]

• Time after engine

start > 0.0 [s]

• Rough road not

detected

• Min. fuel mass >=

0.00 [mg/rev]

• Intake manifold

runner flap posi‐

tion change not

active

• Injection mode

change (DFI/MFI)

not equipped

• Valve lift position

change not active

• Depending on

gear:

• 1st gear not ac‐

tive

• 2nd gear not ac‐

tive

• 3rd gear not ac‐

tive

• 4th gear active
• 5th gear active
• 6th gear active
• 7th gear active
• 8th gear not ac‐

tive

• And
• Integrated MAF

>= 1.0 – 12.0 kg

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing    

355

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

• Diff. engine

speed vs. dynam‐

ic engine speed <

200 RPM

• Diff. MAF vs. dy‐

namic MAF <

29.99 mg/rev

• ECT @ cylinder

head 60 – 143° C

• Adaptation cycles

<= 255 [-]

• Engine speed

1,312 – 3,008

RPM

• And
• Mass fuel flow

lower range >=

11.00 mg/rev

• Mass fuel flow

upper range <=

32.00 mg/rev

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

356

     Rep. Gr. ST - Generic Scan Tool