What does code P1152 mean on BMW vehicles?
The heater circuit of the upstream oxygen sensor on bank 2 reports low voltage.
OBD-II Code BMW
P1152 — BMW — Oxygen Sensor Heater Circuit Low Voltage (Bank 2 Sensor 1)
The heater circuit of the upstream oxygen sensor on bank 2 reports low voltage.
Common symptoms
- Check engine light on
Possible causes
- Low battery voltage
- power supply issue
Initial recommendation
Check battery condition and heater circuit power sup
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
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