Touareg V8-4.2L (BHX) (2004)
Control Module: Service and Repair
Diagnostic Procedures
Transmission Control Module, Replacing
First, check control module identification of the previous Transmission Control Module (TCM) as follows:
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Connect diagnostic tester.
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Switch ignition on.
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Under address word 33, select "Diagnostic mode 9: vehicle information".
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Select the vehicle information "Test-ID 04: Calibration Identification ".
Control module identification will be indicated, e.g.:
09G927750 L 0301
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End diagnosis and switch ignition off.
‹› Transmission Control Module (TCM) is located in front right, below passenger seat.
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Disengage connector - A - from control module and remove it.
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Remove old control module and insert new one.
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Check whether the new control module identification matches the old control module identification.
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Code the Transmission Control Module (TCM):
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Generate readiness code.