Golf GTI L4-1781cc 1.8L SOHC (HT) (1985)
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connect voltage tester US 1115 to center terminal of Hall sender connector and to battery (+)
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actuate starter and check signal from Hall sender
If the LED flickers the Hall sender is OK
IF NO:
^
Hall sender defective
^
electronic ignition control unit defective
Hall TCI Control Unit, Checking
Requirement:
^
ignition coil OK
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remove connector from Hall TCI control unit (in glove box)
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turn ignition ON
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set digital multimeter US 1119 to measuring range 20 DCV
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connect measuring leads to terminal 2 (from battery (-) and to terminal 4 (from ignition coil (+)
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check voltage supply to control unit.
^
specification: approx. battery voltage
IF NO:
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repair break in wiring