What does code P1287 mean on BMW vehicles?
The ECU detects an electrical malfunction in the air-assisted injection valve switching solenoid control circuit on Bank 2.
OBD-II Code BMW
P1287 — BMW — Switching Solenoid for Air Assisted Injection Valves Bank 2 Control Circuit Electrical
The ECU detects an electrical malfunction in the air-assisted injection valve switching solenoid control circuit on Bank 2.
Common symptoms
- Check engine light illuminated
Possible causes
- Faulty solenoid
- wiring or connector issues
Initial recommendation
Test Bank 2 air-assisted injection solenoid and inspect wiring.
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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