Voltage Supply Axlemodulator (2A) Too Low
â–¶ How to fix
- Check the voltage supply line from the centralmodule to the relevant axle-modulator (increased resistance ? bad contact ?) - Replace the relevant axle-modulator
What you'll see
Warning on dashboard / Vehicle behaviour might be changed
System reaction
- ABS partly or completely switched off - ESC-function switched off - el.pn. pressurecontrol is switched off at relevant axle(s)
Diagnostic depth
Detection
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Possible cause
- voltage supply line from the centralmodule to the relevant axle-modulator (increased resistance ? bad contact ?) - relevant axle-modulator