Fuel Trim Adaptation Additve Bank 1 Malfunction
Table of contents
P1174 MINI Possible Causes
- Intake leak
- Faulty Oxygen Sensor
- Faulty Mass Air Flow (MAF) Sensor
How do I fix code P1174 MINI?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P1174 MINI code
The cost of diagnosing the P1174 MINI code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1174 MINI Description
P1175 is a condition where there is a lean fuel trim or more air than fuel ratio, what determines the lean fuel condition is the 02 sensor, this is more of a condition where the 02 has detected more air and the engine management cannot adapt. Check for vacuum leaks especially at the Mass Air Flow (MAF) Sensor air duct boot.