volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

With Manufacturer's Scan Tool|Page 4354 > < With Manufacturer's Scan Tool|Page 4352
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Connect multimeter to terminals 2 + 4 of the disconnected connector for voltage measurement.

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Switch on ignition. Specified value: at least 11.5 V

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Switch ignition off.

If there is no voltage:

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Check wire between 4-pin connector terminal 2 and relay carrier for open circuits according to wiring diagram. Wire resistance: max: 1.5 ohms

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Check for open circuit in wire between 4-pin connector terminal 4 and Ground (GND) according to wiring diagram. Wire resistance: max: 1.5
ohms

If there is no malfunction in voltage supply:

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Check activation.

Checking activation

CAUTION! Do not touch ignition coil connecting parts or adapter cables during the following test.

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Remove fuse 32 from fuse holder.

Note:

By removing fuse 32, voltage supply to the fuel injectors is interrupted.

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