What does code P1463 mean on BMW vehicles?
The ECU detects an electrical fault in heated catalyst battery temperature sensor 1.
OBD-II Code BMW
P1463 — BMW — Heated Catalyst Battery Temperature Sensor 1 Electrical
The ECU detects an electrical fault in heated catalyst battery temperature sensor 1.
Common symptoms
- Check engine light illuminated
Possible causes
- Faulty temperature sensor
- wiring or connector issue
Initial recommendation
Inspect and test battery temperature sensor 1, replace if necessary.
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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