Golf GTI L4-1781cc 1.8L SOHC (HT) (1985)
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connect voltage tester US 1115 to terminal 4 and 6
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actuate starter and check signal from Hall sender
LED must flicker
IF NO, check Hall sender
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switch ignition OFF
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connect connector to Hall TCI control unit
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remove connector from Hall sender on distributor
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connect test leads to terminal 1 (-) and terminal 15 (+) of the ignition coil
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switch ignition ON
^
specified value: min. 2 volts, within 2 seconds must drop to 0
IF NO:
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replace TCI-Hall control unit
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check ignition coil for fluid leakage, replace coil if necessary
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touch center wire of disconnected Hall sender to ground
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displayed voltage value must briefly rise to min. 2 volts.