New Beetle L4-2.0L (AVH) (2005)
Ignition Coil: Testing and Inspection
Ignition Coils With Power Output Stages (Vehicles With Engine Code AVH, AZG, BDC, BEV, BGD), Checking
NOTE: Ignition coils and power output stages are one component and cannot be replaced individually.
Special tools and equipment
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V.A.G 1526 multimeter or V.A.G 1715 multimeter
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V.A.G 1527 voltage test lamp
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V.A.G 1594 connector test kit
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V.A.G 1598/31 test box
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Wiring diagram
Requirements
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The respective fuses of ignition coils must be OK.
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Motronic Engine Control Module (ECM) Power Supply Relay -J271- 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, 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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For vehicles with automatic transmission, selector lever must be in position -P- or -N-
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If vehicle is equipped with an A/C system, it must be switched off.
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Engine speed (RPM) sensor must be OK, checking.
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Camshaft Position (CMP) sensor must be OK, checking.
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Ignition switched off.
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Ground (GND) connections between engine and chassis must be OK.
Work sequence
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Disconnect 6-pin connector from power output stages for ignition coils (arrow).
Checking voltage supply