Yanhua ACDP2 Correct Benz A247 W177 A-Class HU6 Cluster Mileage

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YANHUA MB HU6-R7F71403-B Interface Board has been released now!

It’s special for Mercedes-Benz A247 W177 A-class HU6 instrument mileage correction. Need to work with Yanhua ACDP 1/ ACDP 2 and Module 37.

PART I: Yanhua MB HU6-R7F71403-B Interface Board vs. Benz HU6- R7F71403 Interface Board

Similarities:

Both require Yanhua Mini ACDP/Mini ACDP-2 with Module 37.

Both support mileage reset on the bench via the Yanhua MB HU6 YH-OBD Platform, eliminating the need to reinstall the original HU6 module in the vehicle for OBD operations.

Differences:

Yanhua Benz HU6-R7F71403 Interface Board

Included in the Yanhua Module 37package.
Supports mileage correction for MB HU6 instrument modules (A167/A213/A247) with chip model R7F701403.

Supported Vehicle Models:

Mercedes-Benz W247A/B/CLA/GLA/GLB (2019+)
Mercedes-Benz W177CLA/GLA (2019+)
Mercedes-Benz 167GLE/GLS (2019+)
Mercedes-Benz W213E/CLS (2020+)
Mercedes-Benz H243/X243EQA/EQB (2021+)

Yanhua ACDP MB HU6-R7F71403-B Interface Board

Specifically designed for mileage correction of the Mercedes-Benz A247 W177 A-Class HU6 instrument module.

PART II: How to Use the Yanhua MB HU6-R7F71403-B Interface Board

Mini ACDP Menu Path:

Benz → HU6 ODO Module (IC77) Mileage Correction → R7F71403 (A167/A213/A247) → BENZ-HU6-B Interface Board (W177 A-Class) → OBD+ ICP Reset Mileage → Original Module (YH Platform)

Step 1: OBD Backup Data
Step 2: ICP Modify Data
Step 3: OBD Modify Mileage

Connection Method:

Unlock the interface board: Push the latch to the unlock position and determine the correct installation area using the positioning pins.
Locate the positioning holes: Identify the correct D1 – D5 holes on the instrument panel.
Verify test point pin definition: Ensure accurate alignment.
Align and secure the interface board: Position it over the probe holes on the odometer board.
Lock the interface board: Press down firmly, then push the PCB lock buckle into place to secure the installation.