Jetta GLS L4-1.9L DSL Turbo (ALH) (2001)
With battery fully charged:
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Clear any stored DTC.
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Perform throttle adaptation procedure (see Repair Group 24, ECM to throttle valve control module, adaptation.
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Test drive vehicle for approximately one half hour.
If MIL does not illuminate and DTC does not return:
Low battery voltage has most likely caused the DTC to be stored.
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Procedure is complete.
If MIL illuminates and DTC is stored again, perform the following:
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Replace ECM (see appropriate Repair Group).
Warranty
Required Parts and Tools
No special tools required No special parts required