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Transmission Control Module, Replacing

NOTE:
  • To achieve optimal anti-theft protection for the vehicle, an anti-theft immobilizer was installed. The anti-theft immobilizer is a system for enabling/locking the Transmission Control Module (TCM) J217.
  • To perform adaptation of the anti-theft immobilizer.

Procedure 

Check the identification of the previous Transmission Control Module (TCM) J217 as follows:

Removal 

Fig 1: Removing Transmission End Cover And Mounting Bolts
GW00019530Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove the mounting bolts - arrows  - and pull out the Transmission Control Module (TCM) J217 without tilting it.

Remove twin lip oil seal - - from the Transmission Control Module (TCM) J217.

Installation 

NOTE:
  • When positioning the Transmission Control Module (TCM) J217 ensure sensor on control module is not damaged.
Fig 2: Identifying Transmission Control Module (TCM) J217 Components
GW00019467Courtesy of VOLKSWAGEN UNITED STATES, INC.
NOTE:
  • Replace gaskets and O-rings.
NOTE:
  • If necessary, clean sensors - A,B,C  - of dirt and metal shavings.
Fig 3: Coating New O-Rings On Hydraulic Control Module With ATF
GW00019550Courtesy of VOLKSWAGEN UNITED STATES, INC.
NOTE:
  • Clean selector shaft. Refer to the appropriate service information.
Fig 4: Identifying Hydraulic Control Module Components
GW00019468Courtesy of VOLKSWAGEN UNITED STATES, INC.
NOTE:
  • Before installing Transmission Control Module (TCM) J217 , coat new O-rings - - on hydraulic control module with ATF.
NOTE:
  • Install the Transmission Control Module (TCM) J217 without tilting it. Harness connectors - A,B,C  - on rear side of control module must engage on hydraulic control module.

Final procedures 

  1. Check the DTC memory.
  2. If necessary, erase DTC memory of the Transmission Control Module (TCM) J217. Refer to Diagnostic Mode 04 - Reset/Delete Diagnostic Data .
  3. Generate readiness code. Refer to Readiness Code .

End diagnosis