Xhorse Multi Prog Read Tesla 1512876-00-E R7F701330A Airbag

Xhorse Multi Prog programmer will read and write Tesla Model 3/Y airbag module 1512876-00-E.

Part number: 1512876-00-E 

MCU: R7F701330A Encrypted

Requires RH850/V850 adapter for multi prog.

Here is the boot mode pinout to Tesla SRS module R7F701330A.

Select Airbag function- Tesla- Tesla SRS (R7F701330A).

It will read Dflash1, Dflash2, Cflash, OPT, Security code and security byte.

NOTE:

Read the instructions carefully.

Device Information:

Manufacturer: Tesla
Name: Tesla SRS Airbag (R7F701330A)
Capacity: 2180Ah (2,195,617 Bytes)
Programming Interface: Serial Port

Important Notes:

Note 1: Please read these precautions and operating steps carefully before proceeding, otherwise the airbag may be damaged!!!

Note 2: This Tesla SRS airbag must not be “fully unlocked” or “directly written to DFLASH2”, otherwise it may cause the airbag to malfunction!

Note 3: “Set IDCODE” has a certain probability of disabling the ID code. If this occurs, please continue following the prompts to complete the process!

Note 4: This menu only provides read/write functions. Please modify and write the data yourself!

 

Operating Steps (Divided into the Following Two Scenarios):

If only erasing DFLASH1 is required, please follow these steps:

Read and back up data from each partition

Click the “Erase DFI Block” button to delete all your blocks, with an erase length of 0x40 (i.e., 4 lines)

If erasing and writing data is required, please follow these steps:

Read and back up data from each partition

Click the “Set IDCODE” button (only needs to be executed once)

After successful setup, the chip can be directly read, written, and erased

 

Example:

Read chip ID

Read Dflash

Decrypting chip.

Erase crash address.

Xhorse VVDI MLB Tool Network Request Timeout Solution

Problem:

I’m having problems with the Xhorse VVDI MLB Tool server; it won’t connect. I’ve tried with several computers, and it does recognize the SW SN. Any ideas?

Solution:

1 – disable antivirus program.
2 – run software as administrator.
3 – share 4G network from mobile phone to test.

Xhorse Key Tool MIDI MQB49 5C 5D Function Not Supported Solution

Problem:

I saw there is a VAG MQB49 5C 5D disassemble key read data function in Xhorse Key Tool MIDI programmer. But it is not working and ask read data with VVDI programmer first. How to make it working?

MIDI does not read MQB49 5C/5D key data yet. Requires xhorse multi prog to read key data, then upload key data to MIDI to write key.

Multi prog MQB49 5C 5D key reading function is under testing.

Test Channel: Help – Test 180

Stay tuned for the upcoming official release.

To read MQB49 5C 5D key data, you are also required to modify the MCU adapter.

PS: If it fails to read key data, connect a 100-ohm resistor in series with CLK.

Xhorse Multi Prog Read BMW BDC2 BDC3 Encrypted Key Data

Xhorse Multi Prog now supports reading original key data for BMW BDC2, BDC3 and LCD encrypted keys.

 

For unencrypted Hungary BDC3 keys, multi prog will read original key data to copy key directly without other devices.

Supports the following BDC3 unencrypted key types.

For encrypted BMW BDC2, BDC3 (with long chip) and LCD display keys, Xhorse multi prog now will read original key data, then upload key data to Key Tool MIDI or Key Tool Plus to copy key.

Multi prog will only read encrypted BDC2 BDC3 keys, it cannot write key diretcly.

To read encrypted BDC2 BDC3 keys with multi-prog, you also need to modify the MCU adapter.

Xhorse Multi Prog pinout to BMW BDC2/BDC3/LCD keys:

 

Xhorse Multi Prog MCU Adapter Pinout and Modification

Problem:

I want to read a 9s12hxz512 MCU and it shows this Xhorse multi prog software, do I have to modify the adapter?

How to modify Xhorse multiprog MCU adapter?

MCU adapter before modification

continuity for the cables to the labels

1: VDD
2: GND Short
3: GND Long
4: VPP
5: VCC
6: DC -PWR

 

Add these two black wires (GND short and GND long).

Feedback:

I read the mcu with this adapter after modification.

Xhorse VVDI Key Tool Plus Add Audi A6 2019 MLB Key

User report:

Audi 2019 a6 c8 mlb add key with xhorse vvdi key tool plus all successful.

Dismantle key, read key data with VVDI MLB tool.
Make dealer key and learn key back to car with key tool plus.

Using OEM solution MLB key.
Done takes about hour tops.

 

 

What Key to Generate Renault Espace 4 Smart Key with Xhorse?

What key i need to use to generate Renault Espace 4 keyless key with Xhorse vvdi mini key tool?

Here is the clue.

You can use the Xhorse XSKC04EN king card remote to work on space 4 with a sun button.

Currently, the edible (grey and green card) remote does not exist. It’s not even manufactured by the manufacturer anymore.

Better use the original key card for ESPACE IV 4.

Xhorse VVDI MLB Tool or Keydiy KD-MP for VAG

For the MLB platform (Audi, Porsche, Bentley, Lamborghini), the Xhorse VVDI MLB Tool and KEYDIY KD-MP are the leading specialized solutions. These essential tools bypass the complexities of high-end VAG immobilizers where traditional OBD tools fail. Whether for All Keys Lost (AKL) or adding new keys, choosing the right interface is critical for a safe, successful outcome.

 

Detailed Comparison: Xhorse MLB Tool vs. KEYDIY KD-MP Specifications

To understand which device fits your workshop’s technical requirements, we have compiled a detailed breakdown of their operational specifications:

Feature	Xhorse VVDI MLB Tool	KEYDIY KD-MP Tool
Primary VAG Platform	MQB48 & MLB (Audi, Porsche, VW, Bentley)	MLB & MQB48
Calculation Speed	~8 minutes (Highly stable server)	~8 minutes (Cloud-reliant)
Data Management	Local File Saving + Cloud Backup	Primarily Cloud-based Storage
Hardware Requirement	Requires Key Tool Plus or VVDI2	Standalone USB to PC or Bluetooth
Key Compatibility	Original & Xhorse Specialized Keys	Original &KEYDIY Specialized Keys
Cost Per Operation	Free (with VVDIRemotes) or 200 Points	200 KDCoins per calculation
Special Features	Built-in Immo Status Detection & 22k Reader	Integrated Bluetooth OBD “Whistle”
Firmware Control	Manual Version Management (Rollback-ready)	Auto-update via App/Software
Key Writing	High-fidelity Wireless Write	Point-to-point Wireless Write
Data Sovereignty	High(Local Database Encryption)	Moderate(Server Dependent)

 

The Xhorse Advantage: Why It Remains the Professional Benchmark

While both tools are effective, theVVDI MLB Tool is widely regarded as the premium choice for professional environments where data integrity and long-term cost-efficiency are paramount.

 

1. Advanced Data Sovereignty

Xhorse provides technicians with the ability to save immobilizer data files locally. This local management is vital for high-end shops; it ensures you have a permanent record of the vehicle’s data, allowing you to generate additional keys in the future without re-calculating or paying extra fees. Unlike purely cloud-reliant tools, Xhorse prevents job failures during server downtime and ensures the privacy of sensitive immobilizer data.

 

2. Economic Sustainability

The Xhorse ecosystem is built for high-volume users. By using Xhorse MLB-specific keys, the calculation process is essentially free. Since locksmiths can earn bonus points through other Xhorse products, the VVDI MLB Tool often results in the lowest total cost of ownership(TCO) in the industry.

 

3. Superior Detection & Safety

The Xhorse tool features a sophisticated Immo Detection module. Before any writing occurs, the tool can verify the key’s current state (locked/unlocked/initialized). This prevents the accidental waste of expensive original keys and ensures a higher success rate for complex Porsche and Audi jobs.

 

4. Ecosystem Synergy

If your shop already utilizes the VVDI Key Tool Plus or VVDI2, the MLB Tool acts as a native component. The software workflow is consistent, meaning less time spent learning new interfaces and more time spent completing jobs.

Conclusion: Why Xhorse is the Top-Tier Recommendation

The Xhorse VVDI MLB Tool offers a level of stability and local control that is hard to match. Its specialized hardware is engineered for the precision required by Audi and Porsche systems, making it a reliable cornerstone for any automotive security business. For technicians prioritizing data security, local backups, and minimal operational costs, Xhorse remains the undisputed industry standard.

Ready to upgrade your VAG programming capabilities? Visit www.vvdishop.comtoday to secure your Xhorse VVDI MLB Tool and explore the full range of professional locksmith equipment designed to take your business to the next level.