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…

How to Appear on the Map as a D5T5 Dealer?
2020-06-22

VDASH Guide How to become visible as a dealer on the D5T5 map Dealer visibility Enable dealer mode in VDASH If you wish to be visible as a dealer on the D5T5 map, all that is required is to go to VDASH and change the settings to dealer. …

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 PRO Subscription
2020-02-27

VDASH Guide VDASH – PRO Subscription Benefits, price, premium support rules, and when a PRO account makes sense. PRO Subscription Benefits PRO is a one-year subscription with these benefits for you: 25% discount off end-user prices 10%…

Optical Loop - MOST Testing Tool
2022-03-06

VDASH Guide Volvo Optical Loop for MOST Troubleshooting A small but useful diagnostic part for checking the optical MOST network in Volvo vehicles. Optical Loop Optical loop order number 8688083 is useful for troubleshooting the MOST…

SPA and CMA Mileage Manipulation
2025-02-28

VDASH Guide SPA and CMA Mileage Manipulation Important information about mileage synchronization when replacing the instrument cluster (DIM) in Volvo SPA and CMA vehicles. Mileage synchronization Custom mileage manipulation of your Volvo…

Volvo Sensus Connect Navigation Activation with VDASH
2020-01-17

VDASH Guide Volvo Sensus Connect Navigation Activation How to activate built-in navigation in Volvo vehicles with Sensus Connect using VDASH. Navigation activation When navigation can be activated If Sensus Connect is installed in your…

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…

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 …

Volvo Keys and VDASH
2026-04-14

VDASH Guide Volvo Keys & Remotes Explained Volvo car keys have gradually evolved from classic physical ignition keys with separate remote controls to modern keyless systems. This guide explains how Volvo keys work, which PIN codes are…

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

B connector 31270634 C connector 31270635

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…

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…

VDASH Release Notes
2023-05-16

VDASH Release Notes  

Typical Errors After Engine Optimization
2022-06-13

VDASH Guide Typical Errors – DTCs After Engine Optimization Typical diagnostic error messages after performance optimization and what they mean. Engine optimization checksum errors Why these errors appear After performing engine…

CANALT – VDD Support for SPA / CMA Volvos
2021-11-15

VDD Guide CANALT Wiring for SPA / CMA Volvos Newer Volvo SPA and CMA platforms require access to the low-speed CAN bus for selected VDD functions to work correctly. Why CANALT Wiring Is Needed For VDD to work properly on newer Volvo…

Programming Modules in Volvo - Can I 'Kill It'?
2024-12-19

VDASH Guide Programming modules in Volvo cars – is it possible to "kill" them during software loading? Primary bootloader Programming modules in Volvo cars When powering up any Volvo electronic control module, the primary bootloader starts…

Bluetooth P2V2 for Volvo
2019-10-17

Bluetooth P2V2 module - description / features / supported cars    

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 Cover Leak
2026-07-09

VDASH Guide Volvo P2 water leaking into CEM Preventive solution for moisture entering the central CEM module on early facelift Volvo P2 models. Problem description The first years of facelift P2 models (V/XC70, S60, S80, XC90) - i.e. the…

VDD Dongle
2018-11-26

VDD Unlock the full potentialof your Volvo VDD is a plug-in OBD-II Volvo function extender for remote diagnostics, live vehicle monitoring, reading and clearing DTCs, and everyday control from the VDD mobile app or web interface. Buy VDD …

VDD Dongle Firmware Release Notes
2022-04-25

VDD Dongle Firmware Release Notes    

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…

SPA / CMA Video in Motion and Pilot Assist
2020-05-21

VDASH Guide SPA / CMA Video in Motion and Pilot Assist How to activate Video in Motion on SPA / CMA models and enable the Pilot Assist function. Function activation What you need To activate this function, you first need to obtain the CEM…

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…

Boost Pressure Sensor Clogged - Diesel VEA and Latest D5 5-cyl
2020-01-17

VDASH Guide How to clean the boost pressure sensor Cleaning the boost pressure sensor on diesel 5-cylinder engines from 2012 or newer and 4-cylinder VEA engines. Cleaning Interval When to clean the boost pressure sensor If you have a…

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…

ECU Repairs
2026-07-09

VDASH Guide Volvo module repairs Overview of typical Volvo control module faults and repair options. Module repairs Typical faults and repair options We repair and replace selected Volvo control modules across different platforms and model…

Release Notes
2023-10-29

Release Notes    

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…