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Home >> Volkswagen >> 2003 >> New Beetle GLS, 2D Hatchback, 1.9 P, Standard >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Fuel System >> 1.9L - Diesel Fuel Injection - Engine Code(S): ALH (Hatchback) (As Of 06.2007) >> 23 Diesel Fuel Injection >> Diagnosis And Testing >> Engine Control Module, Coding >> Notes
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Engine Control Module, Coding: Notes

If appropriate code for vehicle is not displayed or if ECM has been replaced, code ECM as follows.

Special tools and workshop equipment required 

-- Connect VAG1551/ VAG1552 scan tool VAG 1551/VAG 1552, CONNECTING .

-- Switch ON ignition but do not start engine.

-- Press -0- and -1- buttons to select address word 01: "Engine electronics"

Display will appear as shown (I.D. example only):

038906018M 1.9l R4 EDC 00AG 1813 → 
Coding 0001 WSC XXXXX 

-- Press →  button.

Display will appear as shown:

Rapid data transfer HELP 
Select function XX 

-- Press -0- and -7- buttons to select function 07: "Code control module".

-- Press button to enter input.

Display will appear as shown:

Code control module Q 
Input code number xxxxx (0-32000) 

-- Enter appropriate code number for this vehicle.

Coding tables ENGINE CONTROL MODULE CODING, MY 1998-1999