Ignition Timing: Turbo

On all except Quattro, disconnect and plug both hoses at distributor. With engine at 3000 RPM, adjust timing by turning distributor. Ignition timing on Quattro is not adjustable.

NOTE: If equipped with impedance transformer in place of idle stabilizer, do not disconnect when checking ignition timing.

IGNITION TIMING (Degress ATDC@RPM)

Application		Timing
4000 & 5000
	Federal	3@800-1000
	Calif.	3@880-1000
5000 Turbo		21@3000
	Quattro	6@800-900

Fig 1: Ignition Timing Mark Location

Courtesy of AUDI OF AMERICA, LLC

Models 4000 & 5000 shown. Other models similar.