VDD CEM Relay Bridge for Volvo P2 MY1998-2004
2021-04-19

VDD Guide VDD CEM Relay Bridge for Volvo P2 MY1998-2004 Required modification for selected Volvo P2 vehicles where the CEM disconnects the OBD socket after the key is removed from the ignition. Why the CEM Relay Bridge Is Needed On some…

IHU Engineering Mode - Change Region Settings P3
2020-01-17

VDASH Guide IHU Enginnering Mode - Change Region Settings on P3 How to change the infotainment system region after changing the vehicle region configuration in VDASH. Sensus Connect region settings Why this setting matters After you have…

VDD App
2020-09-04

VDD App The VDD app allows remote control and monitoring of supported Volvo cars. You can check the vehicle service status, use remote functions such as heater or ventilation control, get remote assistance in case of vehicle issues, use the…

VCM Battery Reset
2026-08-10

VDASH Guide VCM Battery Reset How to reset the Volvo VCM backup battery in VDASH. VCM battery reset Overview The VCM, or Vehicle Connectivity Module, is responsible for several important connectivity and telematics functions in Volvo…

VDD Dongle Firmware Release Notes
2022-04-25

VDD Dongle Firmware Release Notes    

MVBM-B16527F – Battery Fixup with VDASH
2025-02-27

VDASH Guide MVBM-B16527F Repair for Volvo 48V Mild Hybrid Information about MVBM crash-detected faults on Volvo mild-hybrid vehicles with a 48V battery, including VDASH repair options, supported hardware, DTCs, and pricing. Fault Overview …

VDD Dongle – Versions Explained
2023-06-06

VDD Guide VDD Dongle Hardware Versions The VDD hardware version determines which Volvo platforms are supported and which mobile network technology the dongle can use. Main Differences Between VDD Versions There are two main differences…

VDD Dongle - CEM P2 / P1 PIN Decoding with VDD Dongle - Supported HW Numbers
2022-03-07

VDD Guide VDD CEM PIN Decoding for Volvo P1 and P2 VDD may be able to decode the CEM PIN for selected Volvo P1 and P2 vehicles. Successful decoding is not guaranteed. How CEM PIN Decoding Works Based on our latest knowledge, CEM PIN decoding…

The D5T5 Credit and Refund Policy
2021-06-01

When can I request a refund? The D5T5 credit and refund policy You can request a refund for any unused credit within 21 days of purchase. After this period, refunds to your bank account are no longer possible. Please note that any additional…

VIDA Purchase Failed: 201 - This car is blocked for software download
2025-05-04

VDASH Guide How to Unblock Your Volvo for Future VIDA Software Updates What to do if an SPA or CMA Volvo becomes blocked for official VIDA software updates after configuration changes. VIDA software update block Why the vehicle gets…

Volvo PIN Codes Explained
2026-04-07

VDASH Guide Volvo PIN Codes Explained Every Volvo since 1998 has two basic security levels: CEM and ECM. In newer vehicles, additional units like IEM, VGM, and others are integrated into this security system. Jump to Section Overview What…

SRS-CFFF Fix
2019-09-30

VDASH Guide How to Fix SRS-CFFF with VDASH Repair a common Volvo P1 SRS fault through OBD without replacing the SRS control unit. Fault Overview What Is the SRS-CFFF Fault? The SRS-CFFF fault is a well-known issue on Volvo P1 platform…

Volvo Abbreviations
2022-11-17

Volvo Abbreviations   2 VALVE 2 valves/cylinder 2VVT Double variable valve timing 2WD Two-wheel drive 4 VALVE 4 valves/cylinder 4C Continuously Controlled Chassis Concept 4CYL 4-cylinder engine 4DRS 4…

VDD - Independent Heater Command Doesn't Work
2026-04-22

VDD Guide Additional Fuel Operated Heater (FOH) Does Not Start when command called in VDD Mobile App Troubleshooting and VDASH configuration guidance when the Fuel Operated Heater does not react after selecting Turn Additional Heater On in the…

ECM-U210100 - Common DTC for P2
2025-10-08

VDASH Guide ECM-U210100: Control Module Configuration Incompatible Explanation and VDASH configuration guidance for ECM-U210100 on Volvo P2 diesel vehicles after changing the fuel heater configuration. DTC Overview ECM-U210100 Fault…

Volvo P3 Configuration Changes with VDASH
2020-07-11

VDASH Guide Volvo P3 Configuration Changes with VDASH A concise overview of common P3 configuration changes available in VDASH. P3 configuration changes Before you start To change the configuration on P3 cars, you need to decode the CEM…

P2 CEM L Repair Cable (MY05-14)
2022-03-06

B connector 31270634 C connector 31270635

Web Release Notes
2023-10-16

Web Release Notes  

Upgrade the 1X / 2X Version VDD with 2G Modem to the 3X Version VDD with 4G/LTE Modem
2024-07-16

VDD Guide Upgrade or Buyback Options for VDD 1X / 2X Devices If 2G network availability in your country has deteriorated and your VDD has frequent communication outages, you may be eligible for an upgrade discount or a buyback option. VDD…

Volvo Sensus USA to EU Navigation Conversion
2020-06-23

VDASH Guide Volvo Sensus USA to EU Navigation Conversion How to convert old Volvo Sensus navigation from the USA market to EU – MY2012-2014. Sensus navigation conversion When this applies If you want to convert first-generation Volvo…

Bluetooth P2V2 - User guide
2019-10-17

User Guide For Bluetooth module BT Volvo P2v2    1.        Introduction Because the update is based on the original Phone Module (PHM) all the control of this updated module is same as an original one. So it’s recommended to be familiar with the…

TFT Retrofit
2019-05-23

VDASH Guide Volvo P3 TFT DIM Retrofit How to retrofit the newer TFT instrument cluster into supported Volvo P3 cars using VDASH. TFT DIM retrofit Overview All older P3 platforms are equipped with the older version of the instrument…

Bluetooth modul BT PHONE P3GSM - Installation guide
2021-09-03

Installation Guide For the Bluetooth module BT PHONE P3GSMand audio extensions   Note: Please read the whole Guide first before you start with the replacement. Caution: The Bluetooth module is an ESD sensitive board. Be careful after…

Bluetooth P2V2 for Volvo
2019-10-17

Bluetooth P2V2 module - description / features / supported cars    

Optimizing Engine Performance
2019-01-01

VDASH Guide Optimizing Engine Performance Increasing engine performance by modifying the control software of the motor unit or hardware parts of the engine. Overview This is an increase in engine performance, which is possible by…

Volvo DiCE Update
2019-09-30

VDASH Guide DiCE Update DiCE driver and firmware VDASH works best with the latest Windows driver and the latest DiCE firmware. Both are available for download: https://d5t5.com/sw/SetupDiCE.exe Firmware versions Update DiCE…

Unlock Volvo DENSO VEA ECM with VDASH
2020-07-05

VDASH Guide Unlock Volvo DENSO VEA ECM with VDASH Quick tutorial for unlocking Volvo VEA ECM using VDASH and the UCBP adaptor. VEA ECM unlock How to unlock Volvo VEA ECM with VDASH How to unlock Volvo VEA ECM with VDASH? Follow this…

VDASH in Virtual Environment – VM / VMware / VirtualPC
2020-06-23

VDASH Guide Running VDASH in a Virtual Environment Why VDASH should be installed directly on a native Windows system instead of a virtual machine. Virtual environments are not supported Why VDASH is not allowed in a virtual machine…

Heated Steering Wheel on a P3 MY2012+
2024-12-14

VDASH Guide Volvo P3 SENSUS Heated Steering Wheel Retrofit How to retrofit a heated steering wheel on compatible Volvo P3 SENSUS cars using VDASH. Heated steering wheel retrofit Applicable vehicles Applicable for: MY 2012+ – S80II, V70III…

XC90 – LED Tail Lights Upgrade – MY2006+
2020-06-15

VDASH Guide Volvo XC90 rear/tail lights LED upgrade Quick tutorial on how to upgrade rear/tail lights for Volvo XC90s to LED lights. LED tail light upgrade This is a quick tutorial on how to upgrade rear/tail lights for Volvo XC90s to LED…