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DTC › MBS3 MBS3 / 030D

Short circuit on front right hatch sensor's power supply

â–¶ How to fix

Check wiring and connector to the power supply.

What you'll see

All hatches connected to this power supply will report open load. The hatches will be seen as open, meaning that bus stop brake could be held or that engine start can be inhibited depending on specification.

System reaction

Hatches connected to this power supply will have open load error, which will generate an error message in the ICL. The hatches in question will be shown as open.

Diagnostic depth

Detection

Short to ground detected on the pin giving the power supply to the hatches sensors in the front on the right side. Voltage at pin out of valid range.

Possible cause

Short circuit on front righr hatch sensor's power supply, which may be due to wiring and/or connectors being broken, damaged or faulty

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