volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 3210 > < Component Tests and General Diagnostics
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Operate hand vacuum pump.

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idle quality must noticeably deteriorate.

IF NO

Press -> button

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Press 0 and 6 buttons to select Function 06 "End output."

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Press 0 button to confirm input.

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Switch OFF ignition.

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Check pipes and connections for blockage, clean if necessary, replace EGR valve if necessary.

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Check EVAP canister purge regulator valve activation.

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Check DTC memory for any remaining DTCS.

Component Tests and General Diagnostics|Page 3210 > < Component Tests and General Diagnostics