What does code P1130 mean on Ford vehicles?
The upstream oxygen sensor on bank 1 does not switch properly and adaptive fuel limits are reached.
OBD-II Code Ford
P1130 — Ford — Upstream O2 Sensor No Switching Bank 1
The upstream oxygen sensor on bank 1 does not switch properly and adaptive fuel limits are reached.
Common symptoms
- Increased fuel consumption
- high emissions
Possible causes
- Faulty upstream O2 sensor
- vacuum leak
Initial recommendation
Diagnose upstream O2 sensor operation and inspect intake for vacuum leaks.
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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