P015C
O2 Sensor Delayed Response - Rich to Lean Bank 2 Sensor 1
P015C is an OBD-II diagnostic trouble code meaning: O2 Sensor Delayed Response - Rich to Lean Bank 2 Sensor 1. Common causes: oxygen sensor dirty, sensor circuit malfunction (open circuit, corrosion). Estimated repair cost: $56–167.
Symptoms
- Increased fuel consumption
- Unstable engine operation
- Deterioration in dynamics
- Check Engine Light Illuminates
Causes
- Oxygen sensor dirty
- Sensor circuit malfunction (open circuit, corrosion)
- Problems with the fuel system (leaks, faulty injectors)
- Engine ECU malfunction
How to Fix
- Check the condition of the oxygen sensor (Bank 2 Sensor 1)
- Check the integrity of the wiring harness and connectors
- Check the fuel system for leaks and serviceability of injectors
- If necessary, replace the oxygen sensor
Related codes
Error P015C by Vehicle Brand
FAQ
What does the P015C code mean?
P015C is an OBD-II diagnostic trouble code that indicates: O2 Sensor Delayed Response - Rich to Lean Bank 2 Sensor 1
What causes a P015C error code?
The most common causes of P015C include: Oxygen sensor dirty; Sensor circuit malfunction (open circuit, corrosion); Problems with the fuel system (leaks, faulty injectors); Engine ECU malfunction.
How do I fix a P015C diagnostic trouble code?
To fix P015C: Check the condition of the oxygen sensor (Bank 2 Sensor 1). Check the integrity of the wiring harness and connectors. Check the fuel system for leaks and serviceability of injectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P015C?
Limited driving only, diagnose soon
How much does it cost to fix P015C?
The estimated repair cost for P015C is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat