New Beetle Turbo S L4-1.8L Turbo (AWP) (2002)
Ignition Coil: Testing and Inspection
With Generic Scan Tool
Ignition Coils With Power Output Stages, Checking
Recommended special tools and equipment
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VAG1526 multimeter or VAG1715 multimeter
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VAG1527 voltage test lamp
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VAG1594 connector test kit
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Wiring diagram
Test requirements
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Respective fuses must be OK.
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Fuel Pump (FP) Relay -J17- must be OK, check:
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Battery voltage must be at least 11.5 volts.
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All electrical consumers such as, for example, lights and rear window defroster must be switched off.
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Parking brake must be engaged or else daylight driving lights will be switched on.
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If vehicle is equipped with an A/C system, it must be switched off.
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Ground (GND) connections between engine and chassis must be OK.
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Engine speed (RPM) sensor must be OK, checking.
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Camshaft Position (CMP) sensors must be OK, checking.
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Ignition switched off.
Test sequence
Checking voltage supply
Vehicles with engine code APH
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Disconnect 4-pin connector -2- from ignition coil -1- to be checked.
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Measure supply voltage between terminals 1 + 2 and 1 + 4 of disconnected connector using the multimeter.
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Switch on ignition.
Specified value: at least 11.5 V
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Switch ignition off.