P2205
NOx Sensor Heater Control Circuit/Open Bank 1 Sensor 1
P2205 is an OBD-II diagnostic trouble code meaning: NOx Sensor Heater Control Circuit/Open Bank 1 Sensor 1. Common causes: nox sensor heating circuit open, malfunction of the nox sensor itself. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Increased fuel consumption
- Reduced engine power
- Increased emissions
- Unstable engine idling
Causes
- NOx sensor heating circuit open
- Malfunction of the NOx sensor itself
- Problems with the wiring harness to the sensor
- Faulty heating circuit relay or fuse
- Problems with the engine control unit (ECU)
How to Fix
- Check the integrity of the sensor heating circuit
- Check the condition of the wiring harness and connectors
- Check heating circuit fuses and relays
- Check the resistance of the sensor heating element
- If necessary, replace the NOx sensor
Related codes
Error P2205 by Vehicle Brand
FAQ
What does the P2205 code mean?
P2205 is an OBD-II diagnostic trouble code that indicates: NOx Sensor Heater Control Circuit/Open Bank 1 Sensor 1
What causes a P2205 error code?
The most common causes of P2205 include: NOx sensor heating circuit open; Malfunction of the NOx sensor itself; Problems with the wiring harness to the sensor; Faulty heating circuit relay or fuse.
How do I fix a P2205 diagnostic trouble code?
To fix P2205: Check the integrity of the sensor heating circuit. Check the condition of the wiring harness and connectors. Check heating circuit fuses and relays. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2205?
Yes, but get it checked soon
How much does it cost to fix P2205?
The estimated repair cost for P2205 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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