Engine-Codes - Mini - P1091 MINI

P1091 MINI Code - Pre-Catalyst Fuel Trim Too Rich Bank 1

- Code Popularity: 1,014 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
Table of contents

|What are the Possible Causes of the P1091 MINI Code?

  • Low fuel pressure
  • Large vacuum leak on engine
  • Faulty Mass Air Flow (MAF) sensor
  • Faulty Ignition
  • Faulty fuel injector

|How to Fix the P1091 MINI Code?

Start by checking 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.

|What is the cost to diagnose the P1091 MINI code?

Labor: 1.0

The cost to diagnose the P1091 MINI code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are P1091 MINI code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What is P1091 MINI code meaning?

Pre-Catalyst Fuel Trim Too Rich Bank 1 is the generic description for the P1091 Mini code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information abouth the P1091 Mini OBDII code.

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Pre-Catalyst Fuel Trim Too Rich Bank 1

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