Actuating Secondary Air Injection (AIR) Solenoid Valve -N112-

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Press --> button.
Indicated on display

Fig 1: VAG1551 Scan Tool Display - Output Diagnostic Test Mode: Engine Codes AUX, AKB (Secondary Air Injection Solenoid Valve -N112-)
Courtesy of AUDI OF AMERICA, INC.

This solenoid valve will continue to be actuated (i.e. will click) until the --> button is pressed to advance the program to the next control element.

If the secondary air injection valve does not click:

Check Secondary Air Injection (AIR) Solenoid Valve -N112-. See SECONDARY AIR INJECTION (AIR) SOLENOID VALVE -N112-, CHECKING .