Now, the Xhorse MQB RH850 V850 Adapter for Multi-Prog is available. It supports reading VW 4th gen Johnson Controls 34xx series, MQB-RH850(R7F) series and MQB 34xx series instruments. Required to use the MultiProg Programmer meanwhile.
For those who need to calculate immo data, VVDI2 or VVDI Key Tool Plus are both good choice. Following we’ll demonstrate the process on how to read MQB48 R7F701402 instrument data.
Connection
Open Multi-Prog software, find the option to view the connecting diagram.
Device >> MQB48-LOCK(R7F701402)-READ(VW->MQB)
Read Data via MULTI-PROG
Now, let’s proceed to read the data.
Crack reading >> OK
*You can check the read progress in the bottom left corner. Wait patiently for a few minutes…
After successful reading, save the data file.
Read MQB Data via VVDI2
Open VVDI software.
VW >> Key learn >> MQB platform instrument immobilizer >> Instrument with locked NEC35xx(MQB48, VDO/JCI) >> Decode immo data >> YES, load encrypt data without extern EEPROM
Press OK to save MQB48 immo data file!
The file can be used for making dealer key & adding key.
This is the usage method of MQB-RH850/V850 adapter for MULTI-PROG. No cutting wires, no lifting pins. Significantly reduces the risk of instrument damage. Very practical!
The instruction is to force Unlock BMW CAS4 with Xhorse Multi Prog if simple Unlock does not work.
Connect CAS4 module with multi prog via mcu adapter.
First we try simple unlock.
Select CAS4-5M48H-R/W/UNLOCK option
Confirm you already backed up eeprom and flash.
Unlock failed. Then we try force unlock.
Select CAS4-5M48H-Force UNLOCK option in multi prog software.
Press UNLOCK.
Unlock CAS4 chip successfully.
Then select CAS4-5M48H-R/W/UNLOCK again
Read chip ID.
Read D-flash and P-flash then save.
Here are the tips to generate and modify Xhorse Toyota XM38 key for a Lexus rx350, FCCID: HYQ14FBB (231451-0010 “G” Board).
User report:
“Did a 2019 Lexus rx350 using xhorse XM38 and these are the settings that worked for me proximity and remote functions worked.
This one was especially for this key.
You can edit them manually. When you’re on the remote screen, on the bottom left there’s a “more” option. After that, select modify button-distance and then you can read the key after being generated.
Seat Leon FR 2019 virtual cockpit all keys lost is done with Xhorse vvdi key tool plus and RH850 adapter.
Cluster number 5F0920790A
Processor: R7F701401
Images attached:
It is MQB48.
used the new cable rh850 the one without lifting pin.
All keys lost requires sync data from 3rd party as well.