Engine Number

2013 Volkswagen Jetta TDI, 4D Sedan, Standard TransSECTION Engine Number
  • Four digit engine codes were introduce in Model Year (MY) 2008.
  • The first three positions describes the type of engine. They are stamp onto the engine. The fourth digit describes the engine output and depends on the Engine Control Module -J623- .
  • The four digit engine code is on the vehicle data label, the type plate and on the Engine Control Module -J623- .
  • The vehicle data label is located in the customer maintenance booklet as well as at the back of the vehicle inside the spare tire wheel well or on the luggage compartment floor.
NOTE:

Vehicles for some countries do not have a data label. For locations of the vehicle data label and type plate, refer to the VEHICLE DATA LABEL .

  • The engine number ( "engine code" and "serial number" ) are located near the engine/transmission joint -arrow- .
    Fig 1: Identifying Engine Number Location
    GWWN00-10094
  • In addition, a sticker with the "engine code" and "serial number" is affixed to the toothed belt guard.
  • The engine number consists of up to nine characters (alphanumeric).
  • The first part (maximum four characters) represents the "engine code" , the second part (six characters) is the "serial number" .
  • If more than 999,999 engines with the same engine code are produced, the first of the six characters is replaced with a letter.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.