Volkswagen Golf / Golf GTI / Golf Variant. Service manual - part 152

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

• Fast detection:
• Ratio between

knock sensor

and knock

threshold in

main knock

window > 1.50

– 2.50 [-]

• For time >=

540.0° CRK

• Or
• Ratio between

knock sensor

and noise level

in pre knock

window > 2.75

– 4.50 [-]

• For time >=

360.0° CRK

• Case 1:
• ratio between

filtered engine

roughness and

misfire detec‐

tion threshold

<= 0.41 – 0.59

[-]

• Or
• Case 2:
• Ratio between

normalized en‐

gine roughness

and misfire de‐

tection thresh‐

old <= n.a. [-]

• Or
• Case 3:
• Ratio between

filtered engine

roughness and

misfire detec‐

tion threshold

<= n.a. [-]

• Or
• Ratio between

normalized en‐

gine roughness

and misfire de‐

tection thresh‐

old <= n.a. [-]

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing    

281

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

P03AF

Cylinder

3 Pres‐

sure Too

High

Knock

Control

Function

Check

• Slow detection:
• Ratio between

knock sensor

and knock

threshold in

main knock

window > 2.00

– 3.00 [-]

• For time >=

9,000.0 –

11,700.0° CRK

• Or
• Ratio between

knock sensor

and noise level

in pre knock

window > 3.50

– 5.00 [-]

• For time >=

5,760.0 –

6,840.0° CRK

• Or
• Ratio between

knock sensor

and noise level

in pre knock

window > 3.50

– 5.00 [-]

• Ratio between

knock sensor

and knock

threshold in

main knock

window > 2.00

– 3.00 [-]

• For time >=

12,960.0 –

16,740.0° CRK

• Or
• Torque limita‐

tion factor <

0.90 [-]

• Engine running

ECT @ cylinder

head > 60° C

• Engine speed

1,216 – 6,400

RPM

• Engine load n.a.

%

• Mass air flow >

403.00 – 447.00

mg/rev

• Dynamic engine

speed not active

• 900.0°

CRK

• Con‐

tinu‐

ous

• 2

DCY

– Check the

Knock Sensor 1

- G61- . Refer to

⇒ “3.6.24  Knock

Sensor 1 G61 ,

Checking”, page

507

 .

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

282

     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

• Fast detection:
• Ratio between

knock sensor

and knock

threshold in

main knock

window > 1.50

– 2.50 [-]

• For time >=

540.0° CRK

• Or
• Ratio between

knock sensor

and noise level

in pre knock

window > 2.75

– 4.50 [-]

• For time >=

360.0° CRK

• Case 1:
• ratio between

filtered engine

roughness and

misfire detec‐

tion threshold

<= 0.41 – 0.59

[-]

• Or
• Case 2:
• Ratio between

normalized en‐

gine roughness

and misfire de‐

tection thresh‐

old <= n.a. [-]

• Or
• Case 3:
• Ratio between

filtered engine

roughness and

misfire detec‐

tion threshold

<= n.a. [-]

• Or
• Ratio between

normalized en‐

gine roughness

and misfire de‐

tection thresh‐

old <= n.a. [-]

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

3. Diagnosis and Testing    

283

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

P03B9

Cylinder

4 Pres‐

sure Too

High

Knock

Control

Function

Check

• Slow detection:
• Ratio between

knock sensor

and knock

threshold in

main knock

window > 2.00

– 3.00 [-]

• For time >=

9,000.0 –

11,700.0° CRK

• Or
• Ratio between

knock sensor

and noise level

in pre knock

window > 3.50

– 5.00 [-]

• For time >=

5,760.0 –

6,840.0° CRK

• Or
• Ratio between

knock sensor

and noise level

in pre knock

window > 3.50

– 5.00 [-]

• Ratio between

knock sensor

and knock

threshold in

main knock

window > 2.00

– 3.00 [-]

• For time >=

12,960.0 –

16,740.0° CRK

• Or
• Torque limita‐

tion factor <

0.90 [-]

• Engine running

ECT @ cylinder

head > 60° C

• Engine speed

1,216 – 6,400

RPM

• Engine load n.a.

%

• Mass air flow >

403.00 – 447.00

mg/rev

• Dynamic engine

speed not active

• 900.0°

CRK

• Con‐

tinu‐

ous

• 2

DCY

– Check the

Knock Sensor 1

- G61- . Refer to

⇒ “3.6.24  Knock

Sensor 1 G61 ,

Checking”, page

507

 .

GTI 2014 ➤

Generic Scan Tool - Edition 04.2015

284

     Rep. Gr. ST - Generic Scan Tool