LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Audi >> 1992 >> S4 2.2 P >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Diagnostic Procedures >> Fuel System >> Fuel Pressure Release
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Fuel Pressure Release

Remove fuel pump fuse No. 17 (15-amp) from fuse block. See Fig 1 . Start engine. Allow engine to run until it stalls. Turn ignition off. Slight pressure may remain in system. Before disconnecting any fuel system line, cover connectors with a clean shop towel.

Fig 1: Identifying Fuse No. 17 (15-Amp) In Fuse Holder At Left End Of Dash
G00160042Courtesy of AUDI OF AMERICA, INC.