Volkswagen Golf / Golf GTI / Golf Variant. Service manual - part 139

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

• MAF per cylinder

22.50 – 150.00

kg/h

• Air mass , lower

range >= 0.00

mg/rev

• Air mass , upper

range <= 650.00

– 1389.00 mg/rev

• And
• Engine load n.a.

%

• Air mass setpoint

n.a. g/rev

• Accelerator pedal

value n.a. %

• For time n.a. s
• And
• Low dynamic

conditions

• Dynamic engine

speed < 50 rpm

• Dynamic air

mass < 50.00 mg/

rev

• Dynamic lambda

controller output

< 20.00 %

• And
• Integrated air

mass after dy‐

namic conditions

are fulfilled > 20.0

g

• Time after a cata‐

lyst purge phase

>= 1.0 s

• O2S rear voltage

@ diagnosis start

>= 0.55 V

• Integrated air

mass >= 0.0 g

• Integrated heat

energy >= 550 –

700 kJ

• Engine speed

1,088 – 3,008

rpm

• Deviation of

lambda controller

output < 50.00 %

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing    

229

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

• Proportional part

of secondary fuel

control loop not

calibrated

• Coasting function

not active

• O2S heater rear

active

• Lambda adapta‐

tion not active

• Valve lift not ac‐

tive

• And
• Depending on

Lambda control:

• Sum of integral

and proportional

part of secondary

fuel control loop

before diagnosis

< 0.10 [-]

• Or
• Sum of integral

and proportional

part of secondary

fuel control loop

during diagnosis

< 0.25 [-]

• Depending on

canister purge:

• Canister load n.a.

[-]

• Evap purge flow

n.a.

• Or
• Canister load cal‐

culation n.a.

• Evap purge flow

n.a.

• Or
• Evap purge valve

n.a.

• Or
• Evap purge valve

n.a.

• Or
• Evap purge n.a.
• Or

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

230

     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

• Depending on

canister purge

closing:

• Canister purge

(conditions) n.a.

• Canister purge

valve (closing

time) n.a. s

• And
• Choice of:
• Evap purge valve

n.a.

• Or
• Evap purge valve

n.a.

• And
• Modeled air mass

integral > 50.0 g

• Integrated air

mass per cylinder

>= 1.40 – 1.80 kg

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing    

231

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

P013B

O2 Sen‐

sor Slow

Re‐

sponse -

Lean to

Rich

Bank 1

Sensor

2

Oxygen

Sensors

Rear Re‐

sponse

Check

• Gradient sen‐

sor voltage <

900.00 mV/s

• General condi‐

tions:

• Intrusive lambda

ramp request not

active

• Internal resist‐

ance O2S rear <=

700.00 Ohm

• Counter of inte‐

grated mass for

fuel in oil < 255.00

[-]

• Catalyst monitor

lambda modula‐

tion request ac‐

tive

• Vehicle speed >=

19 mph

• Barometric pres‐

sure >= 0.00 kPa

• Catalyst over‐

heating protec‐

tion not active

• Turbine over‐

heating protec‐

tion not active

• O2S rear ready
• O2S front ready
• ECT @ cylinder

head > 60° C

• IAT @ manifold >

-48 ° C

• Modeled catalyst

temperature @

start of diagnosis

510 – 1,775° C

• Modeled catalyst

temperature @

during diagnosis

470 – 830° C

• Diff. between dy‐

namic and sta‐

tionary catalyst

temperature -150

– 150° C

• Integrated air

mass, catalyst

temp. conditions

fulfilled >= 0.0 g

• Modeled EGT @

O2S rear 0 – 900°

C

• 0

FTP75:

50 s

• Once /

DCY

• 1

DCY

– Check the Oxy‐

gen Sensor 1 Af‐

ter Catalytic

Converter -

GX7- . Refer to

⇒ “3.6.27  Oxy‐

gen Sensor 1 Af‐

ter Catalytic

Converter GX7 ,

Checking”, page

513

 .

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

232

     Rep. Gr. ST - Generic Scan Tool