Clean Injection Valves - Skoda Octavia III 2013 Workshop Manual

Octavia III 2013 ➤ , Octavia III 2014 ➤ , Yeti 2010 ➤ , Yeti 2011 ➤
1.6/81 kW MPI engine - Edition 06.2014
– Connect a contact from the injection valve to be tested on the
engine mass using adapter cables from the measuring tool set
- V.A.G 1594C- .
– Connect second contact of the injection valve with adapter line
- V.A.G 1348/3-2- to the remote control to the V.A.G 1348 -
V.A.G 1348/3A- .
– Connect crocodile clip to positive battery pole in engine com‐
partment.
– Place measuring glass of the injection rate tester - V.A.G
1602- underneath the injection valve to be tested.
– Control fuel delivery unit.
– Press the remote control to the V.A.G 1348 - V.A.G 1348/3A-
for controlling the injection valve to be tested for 30 seconds.
– Switch off the fuel pump.
– Repeat test at the other injectors.
– After all the injectors have been operated, place the measuring
glasses on a flat surface and compare the individual quantities
of fuel injected.
Specified value: 84 ... 99 ml per valve.
If the measurement obtained for one or several injection valves
is below or above the specification:
– Replace the faulty injector
Testing for leaks
– Place measuring glasses from the injection rate tester - V.A.G
1602- underneath the injection valves.
– Control fuel delivery unit.
No more than 2 drops/min must escape from each injector.
– Switch off the fuel pump.
If the fuel loss is greater than this:
– Replace the faulty injector
Install
Installation is performed in the reverse order, pay attention to the
following points:
– Replace the O-rings on all the injectors and moisten lightly with
clean engine oil.
– Fit fuel rail with secured injectors onto intake manifold and
tighten evenly ⇒ page 241
4.5

Clean injection valves

Special tools and workshop equipment required
♦ Ultrasonic cleaning device - VAS 6418-
♦ Feeder plate for injection units - VAS 6418/1-
♦ Cleaning fluid ⇒ Electronic Catalogue of Original Parts"ETKA"
246
Rep. gr.24 - Mixture preparation - injection
⇒ page 243 .
⇒ page 243 .
.