air filter SKODA OCTAVIA 1997 1.G / (1U) 1.8 92kw Engine Workshop Manual

Downloaded from www.Manualslib.com manuals search engine Removing and Installing Engine10
Edition 11.96




- Unplug connector from the Hall sender (G40)
-arrow-.
- Unplug connector from the intake manifold
temperature sender (G72) -1-.
- Detach connection hose -2- to the intake hose -5-.
- Detach vacuum hose -3- to the brake servo unit at the throttle valve control unit (J338).
- Detach vent hose -4- to the activated char- coal filter.
- Detach connection hose -6-.
- Remove intake hose -5- between top part of air filter and throttle valve control unit (J338).
- Unplug connector -1- from the air mass me-
ter (G70).
- Slacken the securing bolts -2- and remove air filter housing -3-.

Downloaded from www.Manualslib.com manuals search engine Fuel Supply System20
Edition 08.96




Testing fuel pump
Special tools, testers and aids required
Hand-held multimeter (e.g. V.A.G 1526)
Wrench for union nut (e.g. MP 1-227)
Adapter cable set (e.g. V.A.G 1594)
Current flow diagram
Test conditions
Holding pressure o.k.; testing:
1.8 ltr./92 kW Engine, Motronic Fuel Injection and Ignition System; Repair Group 24;
Testing fuel pressure regulator and holding pressure
Battery voltage at least 12 V
Fuse 28 o.k.
Fuse filter o.k.
Test procedure
- Switch on ignition. The fuel pump should be heard to operate. (A second mechanic may be required if there is a high level of surrounding noise) If the fuel pump does not run:
- Switch off ignition.
- Connect remote control V.A.G 1348/3A with adapter cable V.A.G 1348/3-2 page 20-8.
- Operate remote control.If the fuel pump runs:
Test fuel pump relay: 1.8 ltr./92 kW Engine, Motronic Fuel Injection and Ignition System; Repair Group 24; Servicing Motronic fuel injection system; testing fuel pump relay and actuation

Downloaded from www.Manualslib.com manuals search engine
20Fuel Supply System




Edition 08.96

1 - Solenoid valve 1 (N80)
Testing operation and actuation:
1.8 ltr./92 kW Engine, Motronic Fuel Injection and Ignition System; Repair Group 24;
Testing tank breather; Testing solenoid valve 1 for activated charcoal filter
2 - Connector
3 - Vent pipe From gravity valve at fuel tank page
20-2, item 4
To disconnect, press release buttons on connector
4 - Throttle valve control unit
5 - Activated charcoal filter with solenoid valve 1 (N80)
Installation point: in right of engine compartment
To remove, take off PAS reservoir andpush to the side
6 - Spring nut
Removing and installing parts of the activated charcoal filter system Servicing throttle mechanism
1 - Throttle cable Adjust by re-positioning locking ele- ment on detent page 20-13
2 - Locking element
3 - Accelerator pedal
4 - Spacer bush
5 - Bearing bush
6 - Washer
7 - Stop screw
8 - 20 Nm