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Home >> Audi >> 2002 >> S4 Quattro, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 2.7L Turbo >> Component Locations
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Component Locations

Use illustrations to locate various underhood engine performance components. See Fig 1 and Fig 2 .

Fig 1: Locating Underhood Components (1 Of 2)
G00077162Courtesy of AUDI OF AMERICA, INC.
Fig 2: Locating Underhood Components (2 Of 2)
G00077166Courtesy of AUDI OF AMERICA, INC.
Fig 3: Locating Accelerator Pedal Position Sensor
G00077124Courtesy of AUDI OF AMERICA, INC.
NOTE: EVAP leak detection pump is located behind left rear wheelhouse liner.
Fig 4: Locating EVAP System Components (Access Cover Under Spare Tire Well)
G00247243Courtesy of AUDI OF AMERICA, INC.
NOTE: Fuel pump relay is located in passenger compartment relay panel (also known as micro central electric). See Figure. Passenger compartment relay panel is located under left side of instrument panel, behind driver's side storage compartment. See Fig 5.
Fig 5: Removing Driver's Side Storage Compartment (S4)
G00249152Courtesy of AUDI OF AMERICA, INC.
Fig 6: Identifying Firing Order & Cylinder Identification (2.7L Bi Turbo)
G00247244Courtesy of AUDI OF AMERICA, INC.
NOTE: Passenger instrument panel fuse box is located behind access cover on far left end of dash. Starting with fuse position No. 23, fuses may be identified with 223 in the wiring diagrams.
Fig 7: Identifying Instrument Panel Fuse Box Components
G00073529Courtesy of AUDI OF AMERICA, INC.