What does code P1192 mean on BMW vehicles?
The ECU detects abnormal fuel trim values after the catalytic converter on Bank 1.
OBD-II Code BMW
P1192 — BMW — Post-Catalyst Fuel Trim System Bank 1 Out of Range
The ECU detects abnormal fuel trim values after the catalytic converter on Bank 1.
Common symptoms
- Reduced catalytic converter efficiency
Possible causes
- Faulty post-catalyst O2 sensor
- exhaust leaks
Initial recommendation
Inspect post-catalyst oxygen sensor and exhaust system integrity.
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.
Analyze this code with MecaOBD
Use the app to combine BMW code P1192 with your vehicle's actual symptoms for more complete diagnostic guidance.
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