Golf GTI L4-1781cc 1.8L SOHC (HT) (1985)
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adjust position of sensor plate by bending wire clip (arrow)
CAUTION
Do not scratch venturi of air flow sensor. Do not bend leaf spring..
Air flow sensor plate free play, checking
Note Free play is noted between control plunger and sensor plate lever (right arrow). It is measured on side of air flow sensor facing fuel distributor (left
arrow).
Test conditions
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4-16 mA differential pressure regulator current
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conforms to basic adjustment of sensor plate lever
Work sequence
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actuate starter or remote control US 4480/3 for approx. 10 seconds to energize fuel pump
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slightly lift air flow sensor until resistance is felt
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minimum clearance: feeling play
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maximum clearance: up to venturi cone 2 mm (0.078 in.)
If clearance is NOT OK:
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remove fuel distributor
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perform Sensor plate lever, basic adjustment
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perform Sensor plate clearance, adjusting with control plunger stop screw
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reinstall fuel distributor and repeat clearance, check
Adjusting free play on fuel distributor