90 Quattro 20V (Canada) L5-2309cc 2.3L DOHC (7A) (1989)
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5.
Rev engine from idle to about 4,000 rpm and note voltage.
^
Voltage should vary between approx. 1.5 and 3.4 volts as engine rpm varies. If not, replace air mass sensor.
Audi Workshop Service and Repair Manuals
Models Produced Up to March 1990|Page 4011 >
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