P1283
Air Fuel Ratio Sensor 1 Lean Shift Monitoring Bank 2
P1283 is an OBD-II diagnostic trouble code meaning: Air Fuel Ratio Sensor 1 Lean Shift Monitoring Bank 2. Common causes: air leak in the intake tract, afr sensor malfunction. Estimated repair cost: $33–89.
Symptoms
- Increased fuel consumption
- Reduced engine power
- Unstable engine idling
- Check Engine Light Is On
- Dips during acceleration
Causes
- Air leak in the intake tract
- AFR sensor malfunction
- Problems with the fuel pump or injectors
- Dirty or faulty air flow sensor
- AFR sensor circuit malfunction
How to Fix
- Check the intake tract for air leaks
- Check the condition and connection of the AFR sensor
- Check the operation of the fuel pump and injectors
- Check the condition of the mass air flow sensor
- Check the AFR sensor circuit for opens and shorts
Related codes
Error P1283 by Vehicle Brand
FAQ
What does the P1283 code mean?
P1283 is an OBD-II diagnostic trouble code that indicates: Air Fuel Ratio Sensor 1 Lean Shift Monitoring Bank 2
What causes a P1283 error code?
The most common causes of P1283 include: Air leak in the intake tract; AFR sensor malfunction; Problems with the fuel pump or injectors; Dirty or faulty air flow sensor.
How do I fix a P1283 diagnostic trouble code?
To fix P1283: Check the intake tract for air leaks. Check the condition and connection of the AFR sensor. Check the operation of the fuel pump and injectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1283?
Yes, but get it checked soon
How much does it cost to fix P1283?
The estimated repair cost for P1283 is $33–89. Actual cost depends on your vehicle, location, and labor rates.
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