Installing
Installation is the reverse of removal, however note the following
Note. Replace all hose clamps with the same type of clamp that was used in production. See Parts catalog. Use VAG 1921 pliers or similar tool to install spring clamps. Always replace seals and O-rings.
Scheme 23
Scheme 24
Scheme 25
- Make sure that return and supply lines at right-front side of fuel tank are secured in retainer -arrows-.
- Route and connect Ground wire -arrow- as shown.
- Make sure that harness connector for Ground (GND) connection is properly seated on metal ring (Ground clamp) on fuel filler neck.
- Check if contact terminal (tongue) at fastening hole is properly locked in.
- Hold terminal tongue -1- with bolt -2- to fuel filler neck.
| CAUTION | After installing the expansion tank, use ohmmeter to check the electrical connection between metal (Ground clamp) ring on the fuel filler neck and bare metal part (Ground (GND) on Body. Specification: approx. 0 ohm . |
Scheme 26
- After tightening fuel tank support straps, press cap-1-onto screw-2-in spare wheel well. See Caution for connecting Telematics battery under «FUEL SUPPLY, FRONT WHEEL DRIVE (FWD)»(/audi/s6/c5-1999-2004/remont/fuel-system/#fuel-supply-system-all-engines__fuel-supply-front-wheel-drive-fwd)
- With ignition switched off, reconnect battery Ground (GND) strap. NOTE: Carefully install the cover for the plenum chamber under the windshield to prevent water from entering the pollen filter or the heater.
- After reconnecting battery, insert radio code. NOTE: Using switches, fully close power windows up to stop. Then, operate all power windows for at least 1 second in "close" position to activate "one touch" opening/closing function. Set time on clock. Generate readiness code: See appropriate ON-BOARD DIAGNOSTIC (OBD) article.