Volkswagen Fox (2004 year). Manual — part 60

measurement and content of CO.
The measurement starts as soon as the engine rotation reaches

the necessary level.
The remaining time for performing the measurement is displayed

-arrow A-.
Probe adjustment test:
It automatically switches to the probe adjustment test indication.
The measurement starts as soon as the engine rotation reaches

the necessary level.
– Keep the engine rotation on the necessary level.
The remaining time for performing the measurement is displayed

-arrow A -.

Assessment:
After the exhaust gas test, the report will be displayed on the

screen.
The test result is indicated.
In this location, remarks about the exhaust gas test can be en‐

tered -arrow A-. They are included on the test report.
– After successfully performing the exhaust gas test, select on

the hanging menu - arrow B - “Assigned exhaust gas test plate”

and the date.

– Confirm with “Yes”, inquire - arrow C -.

After the confirmation, two “TEST CERTIFICATES” are automat‐

ically printed.
– To get other certificates, press the - arrow A - “Print” key.
– Follow the indications on the screen.
– Remove the exhaust gas probe from the final exhaust gas

tube.

– Then, press the

▸

key -arrow B-

The exhaust gas test is finished. It is possible to perform a new

exhaust gas test.

5.1.2

Exhaust gas test for diesel engines

The test sequence was prepared for its execution with the com‐

bination of test devices for analyzing exhaust gases.
Special tools and workshop equipment required

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5. Additional tasks due to country legislation

113

♦ Rotation adapter -VAS 5087 A-

♦ or
♦ Rotation adapter -VAS 6296-

♦ Data reading device -V.A.G 1798-
♦ or
♦ Data reading device -V.A.G 1799-
♦ ⇒ Data sheets for exhaust emission test

Note

♦

All test conditions and data necessary for the exhaust gas

test:⇒ Data sheets for exhaust emission test

♦

If there is the possibility, the test must be performed after a

test drive. If, for any reason (atmospheric conditions, inadmis‐

sible noise level in residential areas), it is not possible, the test

can also be performed on the workshop.

♦

During the measurement, the engine bonnet must be closed

until the first clutch, due to the noise.

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5. Additional tasks due to country legislation

exhaust gases
– Perform the visual inspection in relation to:
♦ Existence time
♦ Integrity
♦ Tightness
♦ Damage

Note

When finding defects, they must be eliminated.

Test conditions
• Minimum engine temperature of 80 ºC
• No fault in the memory
Turn the test devices on
Connect the Diesel engine test device -V.A.G 1743 - according

to the operation instructions.
Description, measurement process, device operation, start-up

and operation ⇒ Operation instructions V.A.G 1743

Note

♦

In engines where the hole for the PMS sensor is not accessi‐

ble, has difficult access or is large, you can use the Rotation

adapter -VAS 5087 A- or the Rotation adapter -VAS 6296- in‐

stead of the PMS sensor.

♦

It is not possible to use the terminal transmitter (for cylinder 1)

from the Diesel engine test device -V.A.G 1743- .

– Connect the Rotation adapter -VAS 5087 A- with the ignition

turned off, as follows.

Note

♦

Follow the operation instructions for the Rotation adapter -

VAS 5087 A- !

♦

You must mandatorily follow the safety indications in the op‐

eration instructions!

– Connect the Adapter cable -VAS 1587/3- from the output con‐

nection of the Rotation adapter -VAS 5087 A- to the terminal

transmitter input from the Diesel engine test device -V.A.G

1743-

– Turn the cylinder number switch to “4” (4-cylinder engine).
– Connect an Adapter -VAS 5087/1- cable to the Rotation adapt‐

er -VAS 5087 A- (VAS 5087/1 socket).

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115

tion to the vehicle's battery. For this purpose:

♦ red terminal on positive
♦ black terminal on negative.

Note

♦

When you use the Rotation adapter -VAS 5087 A- , press the

“Start” key. The red signaling lamp must be turned on for ap‐

prox. 10 seconds. Then, the green signaling lamp must turn

on.

♦

In the Diesel engine test device -V.A.G 1743- , the engine ro‐

tation must be indicated now.

♦

If the engine rotation is indicated incorrectly or not indicated at

all: ⇒ Operation instructions from VAS 5087

Test sequence
– Start the engine and let it run only in idle speed.
– Press on the data reading device

F2

the key for “AU diesel”.

Upon indication on display:

Insert vehicle identification card!!
Manual inputting with the -
> Key

– Through the data reading device keyboard, enter the following

vehicle identification data:

♦ License plate
♦ Vehicle manufacturer = “Number 2”
♦ Code = “for Number 2”
♦ Type of vehicle = “Number 3”
♦ Code = “for Number 3” (the first three digits)
♦ Vehicle identification number = “Number 4”
♦ Engine identification letters
♦ Kilometers traveled
– Confirm the vehicle identification data provided through the

Q

key.

Check input with -> Key
Continue with the - Q key

– Confirm the vehicle identification data through the

Q

key.

Upon indication on display:

Select barcode
Manual inputting with the -> Key

– Enter the theoretical values with the data reading device read‐

er, sliding it over the respective code in the datasheet on the

“Exhaust gas analysis” folder.

or
– With the

→

key, make manual inputs according to instructions

on the data reading device display.

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