Volkswagen Golf Service & Repair Manual: Checking compression
Special tools and workshop equipment
required |
|
|
|
Spark plug socket and extension -3122 B- |
|
|
|
Compression tester -V.A.G 1763- |
Engine oil temperature at least 30 °C. |
Battery voltage at least 12.5 V |
– |
Remove fuse for fuel pump control unit from fuse holder.
Fuse assignment → Current
flow diagrams, Electrical fault finding and Fitting locations |
Note
Removing fuse interrupts voltage supply for fuel pump
control unit. |
– |
Start engine and run it until it turns off. |
|
|
|
– |
Release hose clips -1- and
-2-, and remove air pipe. |
|
|
|
– |
Pull off connector -2- and
unscrew bolt -1-. |
– |
Pull out ignition coils with output stages. |
– |
Unscrew spark plugs using spark plug socket and extension
-3122 B-. |
– |
Check compression using compression tester -V.A.G 1763-.
Refer to
→ operating manual for information on how to use it. |
– |
Have a second mechanic press down accelerator completely and
simultaneously operate starter until pressure no longer
increases on tester display. |
– |
Repeat procedure on each cylinder. |
|
|
|
Compression pressures |
bar |
New |
10.0 … 15.0 |
Wear limit |
7.0 |
Maximum difference between
cylinders |
3.0 |
Installation is carried out in the reverse order; note the
following: |
– |
Install ignition coils with output stages
→ Chapter. |
– |
Entries are stored in the event memory of the engine control
unit because electrical connectors were disconnected and the
engine was started: Generate readiness code
in Guided functions
→ Vehicle diagnostic tester. |
→ Chapter „Assembly overview - ignition system“ |
|
|
|
Removing
–
Remove coolant pump
→ Chapter.
–
Remove air filter housing
→&nbs ...
Other materials:
Removing and installing mirror adjustment unit
Special tools and workshop equipment
required
Torque wrench -V.A.G 1783-
Note
The removal and installat ...
Cleaning cloth seat covers, fabric trim and Alcantara® upholstery
First read and observe the introductory information
and safety warnings Cleaning upholstery on seat cushions without seat
heating, seats that are not electrically adjustable, and seats that do not contain
airbag components
Airbag-related components and electrical connectors may be installe ...
Golf GTE - from model year 2015, sales type 5G1
Note
The specified wheel and tyre combinations apply for all the
gearboxes allocated to the respective engines.
Deviations from this are specially indicated in the table.
The Golf GTE will be listed according to the sales type, not type
app ...
© 2016-2024 Copyright www.vwgolf.org