P1106
Closed Loop Fueling Not Achieved Bank 1
P1106 is an OBD-II diagnostic trouble code meaning: Closed Loop Fueling Not Achieved Bank 1. Common causes: bank 1 oxygen sensor malfunction, air leaks in the intake manifold. Estimated repair cost: $17–89.
Symptoms
- Increased fuel consumption
- Unstable engine idling
- Reduced engine power
- Check Engine Light Illuminates
- Increased level of harmful emissions
Causes
- Bank 1 oxygen sensor malfunction
- Air leaks in the intake manifold
- Problems with fuel injectors
- Malfunction of mass air flow sensor or absolute pressure sensor
- Damage to the sensor wiring harness
How to Fix
- Check the condition and operation of oxygen sensors
- Look for air leaks in the intake system
- Check fuel injector performance
- Diagnose mass air flow sensor and absolute pressure sensor
- Check the integrity of electrical circuits and connectors
Related codes
Error P1106 by Vehicle Brand
FAQ
What does the P1106 code mean?
P1106 is an OBD-II diagnostic trouble code that indicates: Closed Loop Fueling Not Achieved Bank 1
What causes a P1106 error code?
The most common causes of P1106 include: Bank 1 oxygen sensor malfunction; Air leaks in the intake manifold; Problems with fuel injectors; Malfunction of mass air flow sensor or absolute pressure sensor.
How do I fix a P1106 diagnostic trouble code?
To fix P1106: Check the condition and operation of oxygen sensors. Look for air leaks in the intake system. Check fuel injector performance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1106?
Yes, but get it checked soon
How much does it cost to fix P1106?
The estimated repair cost for P1106 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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