90 Quattro 20V (Canada) L5-2309cc 2.3L DOHC (7A) (1989)
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.
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.