hi guys... i have W204 here with fault on dash "reprogramming not correct" . car was buy in this state... i not have old IC... i think somebody swap cluster and dont copy assyst. (im no good in mb)
Fault in IC: B128955 basic parameter assyst-plus not coded. component not configure.
solution by xentry: Do scn coding instrument cluster...
Can somebody help? i have das+xentry , but not have online account for scn coding online.. can somebody help ? can do that offline?
Big thanx. i dont want for free. something on beer send on paypal
(car start and drive without problem , but message wont disappear)
Hello folks im trying to sort this error for error for ages with no succes if anyanybody can help i will pay please see video . Please note voltage was down but even with proper charge its still persist
Hey everyone,
I need help with BCM calibrations. VIN is : 3GKEC16Z45G230477
If someone can provide me with the dps calibration files for the above vin i will be thankful. Without Keyfob Option and with powerfolding mirror option.
Regards
Hello guys, i want to make the step into the "programming business".
I usually word with repair on some ECU's.
I want to specialize in smart EV and Renault Zoe. Just to have the programming acces to the battery module and other ECU'S (AC-DC, DC-DC...).
Do someone can recomend the right hardware for this? My Budget is about 2k€.
I am working with launch and it is really great, very easy, isnt overloadet. But there are no electric cars.
LAUNCH X431 ECU & TCU Programmer is looking very good, because it is easy to use -but no electric cars.
OEM stands for Original Equipment Manufacturer. In the context of car diagnostics and programming, OEM software and tools are developed by the car manufacturers themselves to maintain, diagnose, and program the vehicles they produce.
Why OEM Tools Matter: These tools provide full access to a car's systems, allowing technicians to perform advanced tasks like ECU programming, module replacements, and other deep-level diagnostics that generic tools might not handle. OEM tools are designed specifically for one brand and often give dealer-level access. Examples of OEM Tools:
BMW: ISTA/D (Integrated Service Technical Application)
Mercedes-Benz: Xentry/DAS
Volkswagen/Audi: ODIS (Offboard Diagnostic Information System)
Ford: IDS (Integrated Diagnostic Software)
OEM vs. Aftermarket Tools: Aftermarket diagnostic tools (e.g., Autel, Launch) are designed to cover multiple brands and provide general diagnostics, while OEM tools offer brand-specific, detailed access and the ability to perform complex functions such as module coding, ECU programming, and flashing.
2. ECU (Engine Control Unit) & ECU Programming
The ECU is the brain of the car. It controls all aspects of engine operation, including fuel injection, ignition timing, emissions control, and more. It’s part of a network of control units that manage various systems in modern vehicles (e.g., ABS, transmission, airbags).
What is ECU Programming?
ECU programming is the process of updating or modifying the software in a vehicle’s control unit. This is done to either correct a problem, improve performance, or change how the vehicle behaves. Programming can include:
Reflashing the ECU: Installing a new software version from the manufacturer, often to fix bugs or improve vehicle performance.
Coding: Activating or modifying features that are already present in the ECU but not enabled by default (e.g., changing lighting configurations or enabling hidden comfort features).
Module Replacement: When a new ECU or module is installed, it needs to be programmed and coded to the specific vehicle’s parameters.
What is ECU Tuning?
ECU tuning refers to modifying the software to change the way the vehicle performs. Tuning is usually done to increase power, torque, and fuel efficiency, or to achieve certain characteristics like removing speed limiters. This is common in performance vehicles where owners want to customize how the car drives.
Stage 1 Tuning: Basic tuning where the stock hardware is retained and software adjustments are made (e.g., boosting turbo pressure, adjusting fuel maps).
Stage 2/3 Tuning: Involves upgrading hardware like turbos, exhausts, etc., along with advanced tuning to take full advantage of the new components.
Tools for ECU Tuning:
Alientech KESS V2 & K-TAG: Popular for reading, writing, and modifying ECU maps in a wide range of vehicles.
CMDFlash: Another tool widely used for ECU tuning, especially for European vehicles.
ECU Titanium: A software used to modify the maps inside the ECU (e.g., adjusting fuel and air ratios for better performance).
Pro Tip: Tuning requires deep knowledge of engine mechanics and software. It’s essential to back up the original ECU data before making any changes so you can restore the vehicle to its stock settings if necessary.
3. Euro Emission Standards (What is Euro 5 Norm?)
The Euro emission standards regulate the amount of pollutants that cars can emit into the environment. These standards are updated every few years, with each new iteration becoming stricter.
What is Euro 5 Norm?
The Euro 5 Norm was introduced in 2009 and applies to all new cars sold in Europe after that date. It significantly reduced limits on emissions like nitrogen oxides (NOx), hydrocarbons, and particulate matter for diesel and petrol vehicles.
Key Requirements:
Lower NOx levels for diesel cars (cut by nearly 60% compared to Euro 4).
Diesel cars must be equipped with diesel particulate filters (DPFs) to capture soot particles.
Gasoline cars saw stricter limits on non-methane hydrocarbons and other emissions.
Impact on ECU Programming and Diagnostics
Vehicles adhering to Euro 5 (and later Euro 6) standards have more complex emissions systems, requiring more advanced diagnostics and programming skills to maintain and repair.
Diagnosing problems with DPFs, EGR (Exhaust Gas Recirculation) valves, and catalytic converters is crucial in Euro 5 and above vehicles.
Common Issues: Cars often suffer from clogged DPFs or malfunctioning EGR valves, requiring regeneration, cleaning, or replacement, which can be diagnosed and fixed with the right diagnostic tools.
4. Diagnostic Protocols & OBD Ports
The OBD-II (On-Board Diagnostics) port is a standardized gateway for accessing a vehicle’s diagnostic system. Through this port, you can read trouble codes, sensor data, and sometimes even perform some level of coding and adaptation.
Diagnostic Protocols
Modern vehicles use a variety of communication protocols to interact with diagnostic tools:
CAN (Controller Area Network): The standard protocol used in most cars post-2008.
K-Line: An older protocol used in vehicles before CAN became the standard.
DoIP (Diagnostics over Internet Protocol): The latest protocol used in some high-end cars, allowing diagnostics over Ethernet, offering faster communication, particularly useful for ECU flashing and complex systems.
J2534 Pass-Thru Protocol
This is an important standard that allows aftermarket diagnostic tools to communicate with OEM software for programming and diagnostics. Tools like the DrewTech CarDAQ-Plus 3 are J2534 pass-thru devices, meaning they allow you to use OEM diagnostic software for programming and flashing ECUs without having the original dealership tool.
5. Best Diagnostic & Programming Tools
General Diagnostic Tools
These tools offer broad vehicle coverage and various diagnostic functions:
Autel MaxiSys Ultra: A high-end diagnostic tablet with comprehensive vehicle diagnostics, ADAS calibration, bi-directional control, and basic coding. Suitable for professional use with advanced features.
Launch X431 Pro: A versatile and affordable diagnostic tool with wide vehicle coverage, live data, and special functions. Ideal for small shops and mobile technicians needing reliable multi-brand diagnostics.
Bosch ADS 625: high-performance diagnostic tool with extensive vehicle coverage and advanced features such as OE-level diagnostics, live data, and special functions. Suitable for professional automotive technicians.
(Scanmatik 2 PRO)
OEM-Level Programming Tools
These tools are designed for advanced programming, reflashing, and coding with OEM software:
DrewTech CarDAQ-Plus 3: A J2534 pass-thru device used for dealer-level programming, reflashing, and coding across multiple brands using OEM software. Essential for advanced programming tasks.
Bosch Mastertech VCI, Autel MaxiFlash JVCI: A J2534 pass-thru device for advanced OEM programming, diagnostics, and coding, known for its durability and extensive brand support.
ECU Tuning Tools
Specialized tools for tuning and modifying ECU data:
KESS V2/V3: Designed for reading and writing ECU data over OBD-II. Widely used for Stage 1 tuning and performance modifications, popular among tuners for remapping ECUs.
K-TAG: Ideal for bench flashing, connecting directly to the ECU for detailed programming and tuning. Useful for advanced ECU modifications and performance tuning.
Alientech ECM Titanium: Software used for modifying ECU data to enhance performance. Provides extensive capabilities for performance tuning by editing ECU maps.ú
WinOLS: is a specialized software used primarily for ECU remapping and tuning.
Battery Support Tools
Tools to ensure stable power during ECU programming:
Midtronics PSC-550: Maintains stable voltage during ECU programming to prevent power loss and avoid bricking the ECU. Essential for reliable ECU reprogramming.
NAPA Power Up 400: Provides stable voltage support during ECU flashing and other critical programming tasks. Known for its ease of use and reliability.
Carly Battery Support Tool: Specifically designed to support the battery during diagnostic sessions, ensuring consistent voltage levels and protecting the vehicle's ECU.
CTEK MXS 10.0: A high-performance battery charger and maintainer that can also be used as a power supply during ECU programming to maintain voltage stability.
6. ECU Programming Process (Step-by-Step Overview)
Diagnosis and Backup: Before doing any programming or tuning, perform a full diagnostic check and back up the current ECU data. This is crucial in case something goes wrong during the process.
Connect to the Vehicle: Use your diagnostic tool or J2534 pass-thru device to connect to the vehicle via the OBD-II port or through direct ECU access (bench flashing).
Access the ECU:
For programming: You may need to download the latest software from the OEM (e.g., through BMW ISTA or Mercedes Xentry). For tuning: Use your tuning tool (like KESS or K-TAG) to read the ECU map, modify it, and then write it back to the ECU.
Ensure Stable Power: Always use a battery support unit to maintain a constant voltage during programming. Loss of power during flashing can damage the ECU permanently.
Test: After programming, test the vehicle thoroughly for any issues. Verify that all modules are working correctly, and clear any diagnostic trouble codes that may have appeared during the process.
I hope I could help
If you have something to share or any tool suggestions, please share them below.
I have a rare SH7054 384KB ROM where if I follow a usual pattern of bytes, where there is usually a 1, there is a 7. This byte is 0x52EF. I've disassembled the ROM and the bytes directly before and after it match up to the functions for the bytes before and after the NATS disable byte on SH7055 and SH7058 Nissan ROMs but I'm just not confident identifying an actual NATS disable byte.
This is for a rare Nissan Cube with a NATS issue and very hard to find replacement parts for so any help would be greatly appreciated.
Hy i have an 2020 E53 48v Hybrid the car had an crash and 48V Battery was only 16V . I charged the battery but diagnostic says B183371, B183384, B183349.
and car not starting. Now i readed the eeprom M95M01 with programmer . Maybe someone can Help me and unlock the battery
I hope I could help