2013 Mercedes C 220 W204 EIS Test – XTOOL A80 Pro Works!

Xtool Key Programmer

Today, we will use XTool A80 Pro to test the EIS on a 2013 Mercedes Benz C 220 W204. Just to check the car is giving a start single out basically and the EIS is working how it should. In the previous article, we have used it to read out the fault code of the rear parking sensors on the same car. Click here to read.

 

Let’s start it now!

Make sure the connections among Xtool VCI, A80 Pro and the vehicle are correct

Go to A80 Pro tablet main menu

Select Europe>> MERCEDES>> Automatic Detection

The related vehicle info appears on the screen

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The go to System Selection>> Body>> EZS- Electronic ignition switch

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Select Live data>> Status of circuits, this is showing the status of the ignition switch

You can see circuit 15C, circuit 15R, circuit 15, circuit 50 and circuit 15X are “OFF”, that means the ignition feeds are off. The transmitter key in position “15R” and “15” are “NOT ACTIVE”.

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So insert the key, and the circuit 15 C has turned to “ON”

Turn the ignition on, and all ignition switch on signals are “ACTIVE”

Then only one at the minute that’s off is circuit 50 which is the start signal.

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So if press the brake and try to start the vehicle, the EIS is sending the signal out. The vehicle starts, and the circuit 50 goes to on and then goes off again. It sends the signal to the vehicle ECU and the relevant modules for the car to start.

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Alright! That’s just a quick way of testing the EIS to see if functionality of Xtool A80 Pro full system diagnostic tool on the Mercedes.

 

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