How to Obtain the CEM / ECM PIN for Your Volvo

To modify the configuration of your vehicle, you will need the CEM (Central Electronic Module) PIN for your Volvo. For example, if you want to add features such as heated seats, activate navigation, remove STOP/START, enable video playback while driving, or enable cruise control, you will need the CEM PIN. Each Volvo has a unique PIN, known only by Volvo Cars, and they will not disclose this PIN to anyone.

However, there are ways to obtain this PIN. The options vary significantly depending on the platform. You can identify your Volvo platform by:

• Entering your vehicle's VIN code in our search bar ↑
• Looking up our article on Volvo platforms

After obtaining the CEM PIN, you can unlock the option to change the vehicle configuration but not to tune the car.

For tuning, a different type of PIN called the ECM (Engine Control Module) PIN is needed on some platforms.

For a detailed explanation of Volvo PIN codes, read our article.

Please note that we do not supply PIN code readout files when decoding is done via VDASH or VDD. Instead, the PIN codes are automatically uploaded directly to the VDASH system for your use.


Models: S40II, V50, C30, C70II

Decoding CEM PIN:

  • VDD is capable of decoding the CEM PIN of some P1 vehicles

    Based on our latest knowledge, it seems that the success of CEM PIN decoding depends on the numbers contained within the PIN code itself.
    The decoding process takes approximately 30 minutes, and it is required to have:

    ‣ Key removed from the ignition
    ‣ Disconnected battery charger (some chargers interfere with the CAN bus)

    Please note that there is no guarantee of successful CEM PIN decoding!

    Below, you can find a list of potentially supported hardware:

    8690719,    CEM_HI_P1_V1
    8690720,    CEM_HI_P1_V1
    8690721,    CEM_HI_P1_V1
    8690722,    CEM_HI_P1_V1
    30728906,  CEM_HI_P1_V1
    30765015,  CEM_HI_P1_V1
    31254317,  CEM_HI_P1_V1

    30765471,  CEM_HI_P1_V2
    31254903,  CEM_HI_P1_V2
     
    31254749,  CEM_HI_P1_V3
    31296881,  CEM_HI_P1_V3
     
    31327215, CEM_HI_P1_V4



Decoding ECM PIN:


Models:
S60, S80, V70II, XC70II, XC90

Decoding CEM PIN:

  • VDD is capable of decoding the CEM PIN of some P2 vehicles

    ◦ Vehicles produced between 2005-2012
    ◦ Except 3.2 6V, 4.4 V8, and 147kW D5

    Based on our latest knowledge, it seems that the success of CEM PIN decoding depends on the numbers contained within the PIN code itself.
    The decoding process takes approximately 30 minutes, and it is required to have:

    ‣ Key removed from the ignition
    ‣ Disconnected battery charger (some chargers interfere with the CAN bus).

    Please note that there is no guarantee of successful CEM PIN decoding!

    Below, you can find a list of potentially supported hardware:

    30682981  CEM P2 V1
    30682982  CEM P2 V1
    30682983  CEM P2 V1
    30728356  CEM P2 V1
    30728357  CEM P2 V1

    30728539  CEM P2 V2
    30728541  CEM P2 V2
    30728542  CEM P2 V2
    30765148  CEM P2 V2
    30765149  CEM P2 V2
    30765643  CEM P2 V2
    30765646  CEM P2 V2
    30786475  CEM P2 V2
    30786476  CEM P2 V2
    30786578  CEM P2 V2
    30786579  CEM P2 V2
    30786889  CEM P2 V2
    30786890  CEM P2 V2
    30795114  CEM P2 V2
    30795115  CEM P2 V2
    31282455  CEM P2 V2
    31282457  CEM P2 V2
    31314468  CEM P2 V2

    31394157  CEM P2 V2
    31394158  CEM P2 V2
    31394294  CEM P2 V2


Decoding ECM PIN:

  • No ECM PIN is needed for performance optimization; you can upload the optimizations directly into your car!

    To find out which performance options are available for your car, enter your vehicle's VIN code in our search bar. 


Models:
S60II, S80II, V40II, V60, V70III, XC60, XC70II

Decoding CEM PIN:

  • VDASH is capable of decoding the CEM PIN of P3 vehicles.

    Register an account

    Download and install VDASH
    ‣ Connect your car to VDASH using a DiCE (you can purchase SUPER J2534 from our eshop)
    ‣ Click on “Decode PIN“

    The entire decoding process can take up to 24 hours, but usually only takes 8 hours. You can interrupt the process at any time and resume it later, starting at the last decoded position.

    Make sure that throughout the process of decoding, your vehicle is:

    ‣ Connected to the computer via DiCE and USB (not Bluetooth)
    ‣ Connected to a power source with a minimum of power of 12A
    ‣ With the
    ignition on (the car will be in programming mode; all lights and devices will be off during the process)

  • JTAG programmers are capable of reading CEM memory content. You can upload this BIN file to https://d5t5.com/pin/. The PIN will be automatically added to the system.


Decoding ECM PIN:

  • Diesel and petrol 5-cylinder engines:
     Find your nearest PRO / PRO Verified dealer
    ‣ 
    Send us your ECM, which we will decode withing 48 hours and send back. The only expense you cover, is shipping and handling.

  • Petrol 6-cylinder and 8-cylinder engines:
    ‣ Can be decoded via VDASH.

  • Diesel and petrol 4-cylinder VEA engines:
    ‣ Can be decoded via UCBP

    To find out which performance options are available for your car, enter your vehicle's VIN code in our search bar.


Models:
S60II, S90II, V60II, V90II, V90CC, C40, XC40, XC60II, XC90II

Decoding CEM PIN:

  • VDASH is capable of decoding the CEM PIN of some SPA / CMA vehicles:

    Register an account

    Download and install VDASH

    ‣ Connect your car to VDASH using a DiCE (you can purchase SUPER J2534 from our eshop)
    ‣ Click on “Decode PIN“

    The entire decoding process can take up to 24 hours. You can interrupt the process at any time and resume it later, starting at the last decoded position.

    Make sure that throughout the process of decoding, your vehicle is:

    ‣ Connected to the computer via DiCE and USB (not Bluetooth)
    ‣ Connected to a power source with a minimum of power of 12A
    ‣ With the
    ignition on (the car will be in programming mode; all lights and devices will be off during the process)

  • Can be obtained by accessing official Volvo VIDA software. The PIN can be captured when uploading any software to the vehicle. This process is in violation of the Volvo VIDA licensing terms!


Decoding ECM PIN:

  • Can be decoded via UCBP

    First, verify that your vehicle's HW number is supported for optimization:

      • 31312484
      • 31361735
      • 31459244
      • 31459298
      • 31312486
      • 31452623
      • 31452230
      • 31459914
      • 31452233
      • 31459913

     

    To find out which performance options are available for your car, enter your vehicle's VIN code in our search bar.

 

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