Newjerseyfrank

A question for the group
can someone guide me how to do the following
1) check if the wheel sensor detects the speed correctly
2) the integrity of the wheel sensor connecting end
3) where does the WS connects to ? To the another module or directly to ABS module
4) how to check wires between sensor to module
5) how to check if the ABs module working correctly 6) how to check if AbS module and Ets module work together
is there a device or technique ?
my car is a 2003 Ml320

norcalcasey

Frank you need a scanner. I linked one earlier in this for thread that is under $200.

This way you will be able to drive and monitor wheel speed values in real time.

Get one and then get back to us with the reading.

Newjerseyfrank

Can you please send me the link again ?
thank you

norcalcasey

Newjerseyfrank

Hello Forum,
ao I ordered the scanner.

meanwhile the tech ran a diagnosis on the ABS module (see results attached) wanting to send it to MasterModule for repair.

please see data and comments and any suggestions ?