Test requirements: Notes

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Fuses for engine electronics OK
Fuel pump relay OK

Connect vehicle diagnostic, testing and information system VAS 5051 or VAG1551 scan tool and select engine electronics control module by entering address word "01". See VEHICLE DIAGNOSTIC, TESTING AND INFORMATION SYSTEM VAS5051 OR VAG1551 SCAN TOOL, CONNECTING AND SELECTING FUNCTIONS . Ignition must be switched on.

Indicated on display

Fig 1: VAG 1551 Scan Tool Display - Output Diagnostic Test Mode (DTM) (1 Of 2)

Courtesy of AUDI OF AMERICA, INC.

Press buttons -0- and -3- to select function "Output Diagnostic Test Mode."

Fig 2: VAG 1551 Scan Tool Display - Output Diagnostic Test Mode (DTM) (2 Of 2)
Courtesy of AUDI OF AMERICA, INC.

Indicated on display

Actuating EVAP Canister Purge Regulator Valve -N80-

Confirm input with -Q- button.

Indicated on display

Fig 3: VAG 1551 Scan Tool Display - Actuating EVAP Canister Purge Regulator Valve

Courtesy of AUDI OF AMERICA, INC.

Solenoid valve will continue to be actuated (i.e. will click) until button is pressed to advance program to next control element.

If the solenoid valve is not actuated (does not click):

Check EVAP Canister Purge Regulator Valve -N80-. See EVAPORATIVE EMISSION (EVAP) CANISTER PURGE REGULATOR VALVE -N80-, CHECKING .