How to Obtain the CEM / ECM PIN for Your Volvo
2026-04-02
VDASH Guide 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,…
VDASH Basics
2026-09-10
VDASH Guide VDASH Basics How to download VDASH, prepare the required hardware, connect your Volvo, and log in for the first time. Overview VDASH is a Windows software tool for Volvo diagnostics, configuration, service functions, software…
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…
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…
EGR Blanking Plate – Euro3 D5 – D5244T/D5244T2
2019-11-04
VDASH Guide EGR OFF – Euro 3 engines Important note for D5244T and D5244T2 engines when loading EGR OFF software with VDASH. EGR blanking plate EGR OFF software for Euro 3 engines If you load EGR OFF software into a Euro 3 engine (D5244T …
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%…
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 …
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…
Pairing SCU / SCL Unit
2023-10-05
VDASH Guide SCU / SCL Pairing in VDASH Preconditions and step-by-step instructions for pairing a new SCU / SCL unit using VDASH. Preconditions Before Starting SCU / SCL Pairing Before pairing the SCU / SCL unit in VDASH, make sure the…
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…
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…
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…
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…
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 …
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…
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…
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…
Bluetooth P2V2 - Installation Guide
2019-10-17
Installation Guide How to install the Bluetooth module BT Volvo P2V2 A step-by-step guide for installing the Bluetooth module instead of the original GSM modem. Jump to Section Overview Equipment Bluetooth Version Dismantling Installation…
VDASH - Volvo Diagnostics
2018-11-10
VDASH Professional Volvo diagnostics,configuration and service software Advanced diagnostics, configuration, software update and service tool for personal Volvo vehicles — designed for workshops, professionals and experienced Volvo owners.…
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. …
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…
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…
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…
Turbocharger Scheme and Regulation Explained
2024-03-15
VDASH Guide How the turbocharger works Basic explanation of turbocharger regulation, wastegate, bypass valve, blow-off valve, and the most common faults. Basic principle How the turbocharger creates boost pressure The turbocharger draws in…