volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Idle/Throttle Speed Control Unit|Testing and Inspection|Page 1872 > < Idle/Throttle Speed Control Unit|Testing and Inspection|Page 1870
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Evaluating Display Group 037

Evaluating Display Group 036

Continuation

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Switch ignition off.

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Connect VAG 1598/18 test box to ECM wiring harness.

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Switch ignition on.

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With throttle closed connect multimeter to measure resistance at test box sockets 27 and 53.

Specification: 3-200 Ohms

If the specification is not attained:

Idle/Throttle Speed Control Unit|Testing and Inspection|Page 1872 > < Idle/Throttle Speed Control Unit|Testing and Inspection|Page 1870