The UK quattro Network - Audi Type 44 Service Manual

The UK quattro Network

Type 44 exhaust and idling tests (DS engine - 2E2 carburetor)

 Engine code letters: DS
(2E2 carburetor)
See page 18.
    With ignition switched off connect up test appliance for ignition timing, engine speed (e.g., VAG 1367) and CO content (e.g., VAG 1363A).
  • Start engine and run at idling speed.
  • Check ignition timing
DS engine timing pointWith TDC sender:
The ignition timing point is shown directly on the tester.
With stroboscope:
Flash ignition timing point

Note:
The ignition timing point is invalid for engines running on "premium unleaded" (95 RON)
If required, adjust ignition timing by rotating distributor
DS engine diaphragm rod idling adjustmentDiaphragm rod A in idling position and the adjustment screw B (for cold idling speed) must rest against idling rod.

Remove air cleaner cover.
2E2 carburettor idle adjustmentCheck idling speed and CO content and if required adjust to the apporporiate specifications by alternately rotating the regulating valve A for idling speed and the CO adjustment screw B. When doing this, the radiator fan must not run.

After adjustment lock the adjustment screw with a new anti-tamper cap #049 129 777B.

After completing adjustment see notes on page 18

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