Axle Modulator (1B) has faulty CAN Message (Timeout)
- Check the parameter setting (is the relevant AxMo assembled ?) - Was the axle-modulator already correctly initialised ? (i.e. CAN channel A or B assignment) - Check the voltage supply lines to the axle-modulator (interruption ?) - Check the CAN lines to the axle-modulator (interruption ? short circuit ?) - Check / replace the axle-modulator - Check / replace the centralmodule
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
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- faulty parameter setting (relevant AxMo assembled ?) - AxMo not correctly initialised (CAN channel A/B assignment) - broken supply lines to AxMo - defective el. CAN lines to the AxMo - defective axle-modulator - defective centralmodule