Wednesday, 27 November 2024

How to install Yanhua R7F701401/21-5D Interface board

This post will show you how to install the Yanhua R7F701401/21-5D Interface board.


Here are the steps:


1. Find the interface board installation area on the instrument according to the visual positioning mark on the interface board.

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2. Then remove the corresponding two screws, and locate the D1-D4 positioning holes correctly on the instrument panel.

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3. Align the interface board with the screw fastener holes and D1, D2 positioning points.

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4. Press down on the interface board, tighten the locking screw, and the installation is finished.

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5. Confirm again that the interface board D1, D2 positioning pins are completely aligned with the D1, D2 positioning holes of the instrument.

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(Solved) Yanhua ACDP Software App Can Not be Started

Problem Description: I downloaded ACDP 2 software from Yanhua's official website, but after opening it, I got the message "This application cannot be started." What should I do to use this app normally?

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Solution: Download the "Running environment" in the picture, unzip it, and install the program. Then you can use the ACDP 2 app normally.

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Monday, 11 November 2024

Yanhua Mini ACDP ICP Attempt To Start Mode BMW CAS3++ AKL

This is a tutorial on how to program BMW CAS3++ all keys lost in ICP attempt to start mode with Yanhua ACDP-2 BMW. The procedure mainly works on Module 1.


Power on the Mini ACDP 2 device.

Confirm the ACDP device has been bound.


Mini ACDP>> BMW >> CAS1~4 >> CAS3/CAS3+ >> ICP Mode >> MC9S12XDP512 >> IMMO

Click Help to complete the connection between ACDP and CAS ECU.


Step1. Read the CAS data

Please use the ACDP standard power adapter(voltage+ 12V, current > = 2.5A)

Please follow the wiring diagram to connect the ACDP. BDM adapter and CAS ECU.

Confirm vehicle info, click OK.

The backup file succeeded.

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Step2. Generate Dealer Keys

All-key-lost(try 16 times or 64 times) >> OK

Connect the ACDP and BAV adapter according to the diagram and insert a blank key.

Verify key info.

Selected the " Original " data, and paid attention to the date and time of backing up files.

Verify vehicle info.

Select a blank key position >> Confirm if the current key is a Keyless go


Is the current key a Keyless Go?

Warning:

1. Only 2 Keyless Go are allowed for one car.

2. Please disable or delete the lost Keyless Go before adding a new Keyless Go.

3. Ensure there is one Keyless Go at most in the CAS before generating the key.

4. The Keyless Go will not be unlocked once generated.

5. After the keyless go is successfully generated, the method of gate learning cannot be used, and the generated data needs to be written back to the CAS for the keyless to take effect.


Remote key >> OK

The current CAS version type is the CAS3+ISTAP4* version. Generating the key requires up to 64 attempts. Please enter the number of current attempts.

Click on settings >> Enter 1 >> OK

Generate dealer key completed.


Load CAS onto the vehicle and verify the key function, there are 2 ways of operation at this time:

1. If the newly generated key can open the switch, click OK and follow the steps.

2. If the key cannot open the switch, remove CAS. Learn the key by reverse-writing ALL data to ensure that the key can open the switch.

Here's clicking "Cancel".

The backup file succeeded.


Return to the previous step.

Remove the CAS from the car.

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Step3. Write CAS data

OK >> OK

Please follow the wiring diagram to connect the ACDP, BDM adapter, and CAS ECU.

OK >> Selected data named after "ALL_LOST".

Write data succeeded.

Load CAS back into the car, and verify that the key can start the car.

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Go back to Step 2. Generate Dealer Keys

Repeat the previous steps.

Select a blank key position >> Remote key >> OK >> Click on settings >> Enter 2

Please try to start the car with the newly generated key.


Please install the CAS module on the car and start it with the current key. Click Yes if you can start the car. Click No if you can not start the car. If the car can not start, remove the key from the ignition switch and put it into the programmer before you click No.

Can the current key start the car? No

The number of current attempts is 03; click OK.

Generate dealer key completed.

Please try to start the car with the newly generated key.


If the newly generated key cannot start the car, put it back into the BAV adapter and click No.

Continue the fourth attempt until the new key can start the vehicle.

The new key can start the vehicle normally.

The program key succeeded.

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Video guides:


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Tuesday, 29 October 2024

Yanhua Mini ACDP 2 Add 2024 Volvo XC-90 Key Success

This 2024 Volvo XC-90 CEM has a new style; it only has 3 plugs instead of the usual 6. To program the 2023 new car, I'll need to use the Yanhua Mini ACDP 2 and Module 20 License + CEM Interface Board together. The Mini ACDP is doing a fantastic job.


Read also

Yanhua ACDP Volvo 2023-2024 CEM Interface Board Installation


After connecting, go to the Mini ACDP APP:

Volvo >> XC90(2022-) >> Read CEM data by ICP >> SPC5748G(VOLVO-24)

The chip connection is good.

Reading data, please wait...

The backup file succeeded!

Please save the CEM password data.

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Volvo >> XC90(2022-) >> OBD detect >> OK

Connect the ACDP to the vehicle OBDII port and press the engine start button.

Turn on the ignition.

We can see the current key is 2.


Add key/all key lost >> OK

Please make sure the CEM module has been installed.

Connect the ACDP to the vehicle OBDII port and press the engine start button.

Turn on the ignition.

OK >> OK


Please select CEM password data.

Please put the smart key you need to match in the key recognition area of the cup holder or the hand-held box.

Current number of keys: 3

The new key has been successfully added.


Check the new key, it can normally work.

Done.

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Sunday, 29 September 2024

How to Install Yanhua R7F701402-B Interface Board?

This is a tutorial on how to screw-fasten install Yanhua R7F701402-B Interface Board. It's specially designed for Brazil VW Polo and more, need to work with Yanhua Mini ACDP 2 + Module 34 together.


How to install the Yabhua R7F701402-B Interface Board?

1. Find the interface board installation area on the instrument according to the visual positioning mark.

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2. Find the correct positioning holes of D1 on the instrument.

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3. Align the interface board with the screw fastener holes and D1 positioning points.

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4. Press the interface board down with your left hand, tighten the locking screw with your right hand.


The installation is done.

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5. Confirm again that the interface board D1 positioning pins are completely aligned with the D1 positioning holes of the instrument.




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Yanhua R7F701402-B Interface Board has the advantage of compact size, precise pin positioning, and easy installation. The pin connection is firm and stable, and not easy to loosen. It's much safer for reading and writing data.

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Monday, 23 September 2024

Yanhua Mini ACDP Module 34 VW MQB49 1404 5C Mileage Correction

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!

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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!

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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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Friday, 13 September 2024

Yanhua Benz/BMW Universal filter - Diagram for BMW

This post provides diagrams for connecting the Yanhua Benz/BMW Universal Filter to the BMW instrument.


Below is an illustration for wiring:

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Black --------- GND Red --------- +12V White --------- +5V

Purple -------- L1(CAN_L1) Green --------- H1(CAN_H1)

Yellow --------- L2(CAN_L2) Blue --------- H2(CAN_H1)

NOTICE! Please connect the 2 BMW dots (short circuit) BEFORE connecting to the car!


1. The diagram for the BMW 1 series F20 instrument:

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2. The diagram for the BMW 3 series F30 instrument:

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3. The diagram for the BMW 3 GT series F30 instrument:

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4. The diagram for the BMW X5 F15 instrument:

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5. The diagram for the American Standard BMW X5 F15 instrument:

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6. The diagram for the BMW FEM:

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7. The diagram for the BMW CAS4(1L15Y/5M48H/1N35H)

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8. The diagram for the BMW X3 F25 instrument:

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