Solved: YANHUA Mini ACDP Module 26 DQ200 Server Connection Error

Problem: When I connected the YANHUA Mini ACDP 2 + Module 26 to DQ200, it failed and prompted me with "Server connection error. Please try again later or contact after-sales service!"

Anything wrong with the connection?

Please help.

Solution

This is a problem caused by a connection error. As shown in the following image, the adapter in the red box does not need to be connected. The user can find the correct connection diagram in DQ200 Help.

Be sure to refer to the correct steps:

1. Please prepare ACDP, interface board and VAG.

2. Connect the interface board correctly to the VAG interface as shown.

3. Connect the CAN resistor, short the jumper to the "CAN-R" port accroding to the marked position.

4. Connect ACDP, interface board and VAG.

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MB HU7 Instrument Module Mileage Correction Solution

Yanhua Tech introduces ACDP Module 39, designed to support mileage correction for Mercedes-Benz HU7 instrument modules (A206/A223/A177) equipped with chip models R7F7015923 or R7F7015924. This solution is safe and efficient — no soldering is required, significantly reducing the risk of damage.

Module Functions:

Supports mileage correction for MB HU7 instrument modules.

Compatible with chips: R7F7015923 / R7F7015924.

Supported Vehicle Models:

S(W223)/ C(W206/ S206/ V206/ X206)/ AMG (192/ X290)/ A(W177)/ B(W243 W247)/ CLA (C118/ W118)/ CLE(A236 C236)/ EQA (H243)/ EQB(X243)/ EQE(V294)/ EQS(V297)/ GLA(H247)/ GLB(X247)/ GLC(C254/ X254)/ GLE(V167)/ GLS(X167)/ GLS(W257)/ SL(232)

Supported Instrument Modules:

A206

A177

A223

Connection Method:

MB HU7 Instrument Module Emulator Guide

(For use with ACDP Module 39)

The MB HU7 emulator allows you to correct the mileage by simulating the relevant communication signals within the instrument module.

How to Use:

1. Use the ACDP module 39 function to correct the mileage of the Mercedes-Benz HU7 instrument module.

2. Weld the emulator in the HU7 instrument module.

Emulator welding diagram:

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Yanhua ACDP R7F701401 Interface Board: Toyota ODO Adjustment Easy

If you're looking for a reliable and risk-free way to perform mileage correction on Toyota R7F701401 encrypted chip vehicles, the Yanhua ACDP TOYOTA-B Interface Board is the perfect tool for the job. Designed to work seamlessly with Mini ACDP 2&Module 35, this interface board ensures a hassle-free experience with no soldering required.

Features:

✅ Supports R7F701401 Encrypted Chip - Specifically designed for Toyota instrument clusters.

✅ Plug-and-Play - No soldering needed, minimizing the risk of damage.

✅ Wide Compatibility - Works with 3 types of Toyota instruments.

✅ Efficient Mileage Adjustment - Quick and accurate mileage correction.

Supported Instrument Types:

This interface board is compatible with 3 instrument types of Toyota, including but not limited to the locked R7F701401 chip.

Why Choose This Interface Board?

 User-Friendly - No technical expertise required; simply connect and proceed.

 Time-Saving - Eliminates the need for complex wiring or chip removal.

 Safe & Reliable - Reduces the risk of damaging sensitive components.

Ideal For:

 Automotive technicians

 Mileage correction specialists

 Toyota repair shops

Upgrade your toolkit with the R7F701401-TOYOTA-B Interface Board and experience a faster, safer, and more efficient way to adjust mileage on Toyota vehicles.

Get yours today and simplify your workflow!

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