This is a tutorial on how to use Yanhua Mini ACDP 2 + Module 34 to do VW MQB system 1404 5C chip model instrument mileage correction.

Step1. Identify Odometer
1) Turn on the power switch and light up the instrument panel to record the original mileage: 16000km.
2) Connect the Mini ACDP programmer to OBD.
3) Open Mini ACDP APP:
* Make sure the ACDP device has been bound.
VW >> VW MQB IMMO >> MQB49(R7F7014xx 5C) >> ICP+OBD ODO(R7F701404, R7F701406) >> R7F701404 Interface Board R7F701404/05 >> OBD Identify Odometer

Please use the ACDP standard power adapter(voltage+ 12V, current > = 2.5A)
Please connect the vehicle OBD or instrument platform, and light up the meter.
Verify the instrument information.
The identification of meter data is complete!

Step2. ICP Modify Odometer
Turn off the switch. Remove the instrument panel.
Click the help of Step 2, connect the instrument to ACDP according to the diagram.
Make sure the ACDP programmer is connected to the APP.

ICP Modify Odometer >> OK
Please connect the ACDP and the meter.
Verify chip information.
Reading DFLASH...
Reading PFLASH...
Reading BOOT...

Please save the original data of the meter.
Data will be written, please make sure that the ACDP and meter are connected.
The chip is being erased, please wait...
The mileage modification is complete!

Step3. OBD Modify Odometer
Install the car dashboard back into the car.
Connect the ACDP programmer to the car OBD or dashboard test platform.
Make sure the ACDP programmer is connected to the APP.

OBD Modify Odometer >> OK >> OK
Verify instrument information.
Click on the mileage to modify the target mileage: 12000km
Please confirm if the mileage information is consistent, click OK.
Modification of meter data by OBD is complete!

Remove the car instrument.
Connect the instrument to ACDP properly.
Make sure the ACDP programmer is connected to the APP.
ICP Write Odometer >> OK >> OK
Verify chip information.
Please select the original data that is backed up in step 2.
Please save the revised mileage data.
Data will be written, please make sure that the ACDP and meter are connected.
Writing DFLASH, please wait...
The mileage modification is complete!

Install the instrument panel into the car, and turn it on the instrument panel.

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