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P1090 BMW Code - Pre-Catalyst Fuel Trim Too Lean Bank 1

- Code Popularity: 6,997 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
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What are the Possible Causes of the DTC P1090 BMW?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Low fuel pressure
  • Large vacuum leak on engine
  • Faulty Mass Air Flow (MAF) sensor
  • Faulty Ignition
  • Faulty fuel injector
⚠ Does your BMW have Safety Recalls? → Check here

How to Fix the DTC P1090 BMW?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

Search for P1090 BMW Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1090 BMW code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

Code P1090 BMW Description

Pre-Catalyst Fuel Trim Too Lean Bank 1 is the generic description for the P1090 BMW code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information about the P1090 BMW OBDII code.

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OBDII Code P1090 BMW - Pre-Catalyst Fuel Trim Too Lean Bank 1 - AutoCodes.com
P1090 BMW Code - Pre-Catalyst Fuel Trim Too Lean Bank 1

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Code P1090 BMW comments

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