CG100X 2019 VW Tiguan MQB RH850 R7F701407 Mileage Correction

Tutorial: how to correct VAG MQB RH850 R7F701407 (5A Cluster) odometer using CGDI CG100X programmer.

Check: CG100X MQB Mileage Correct Car List

It’s a VW Tiguan L 2019. 5C cluster. Cluster number: 5NG 920 650C.

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First of all, record original mileage. CG100X will show you a wiring diagram (12V (ON) instrument startup diagram) to activate (power on) instrument cluster.

 

Take a photo of the instrument and the original mileage before disassembling it.

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Original mileage: 5000 km

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Disassemble cluster carefully

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Run CG100X software

Select Europe->VAG MQB->R7F7014xx (Remove Capacitor method)-> R7F701407 (Only 5A cluster)

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Verify it is 5A cluster. 5A cluster starts with ‘EM’ on the silkscreen. 5C (starts with ‘PCJ’) is not supported at present. 

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Check wiring diagram

You will need a CG100X D1 adapter

The D1 adapter is for D70F34xx D70F35xx R7F7014xx RH850 Mileage Repair without Soldering, No Lift Pin.

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Connect CG100X, D1 adapter and cluster following the wiring diagram

Don’t forget to give 12V power supply to the device

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Start operation

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Chip is encrypted. Decrypting chip. Don’t disconnect device during calculation.

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Must save original mileage data. It is very important.

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Calculate mileage successfully. CG100X has built-in algorithms. Online calculation requires network connection to access CG server.

 

Check current mileage. Check if the mileage value is correct or has no big difference.

If the mileage is incorrect or has big difference, quit the operation and contact CGDI engineer as soon as possible.

If mileage is correct, enter mileage you desired, i.e 65,454 km

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Writing mileage

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Mileage correction successfully.

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Install instrument cluster.

Check the new mileage

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It is fine.

Video reference:

Related reading:

Toyota Camry 2018- R7F701406 Mileage Correction by CG100X

Great Wall D7F701583 Mileage Correction with CG100X

 

 

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