P220C
NOx Sensor Supply Voltage Circuit Bank 2 Sensor 1
P220C is an OBD-II diagnostic trouble code meaning: NOx Sensor Supply Voltage Circuit Bank 2 Sensor 1. Common causes: open or short circuit in nox sensor wiring harness, malfunction of the nox sensor itself. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Deterioration of engine performance
- Increased fuel consumption
- Increased level of harmful emissions
- Possible misfires
Causes
- Open or short circuit in NOx sensor wiring harness
- Malfunction of the NOx sensor itself
- Problems with the relay or power fuse
- Engine control unit (ECU) malfunction
- Corrosion or poor contact in sensor connectors
How to Fix
- Check the integrity of the NOx sensor wiring harness
- Check the sensor supply voltage
- Inspect the sensor connectors for corrosion or damage.
- Replace NOx sensor if necessary
- Check and replace power supply fuse or relay
Related codes
Error P220C by Vehicle Brand
FAQ
What does the P220C code mean?
P220C is an OBD-II diagnostic trouble code that indicates: NOx Sensor Supply Voltage Circuit Bank 2 Sensor 1
What causes a P220C error code?
The most common causes of P220C include: Open or short circuit in NOx sensor wiring harness; Malfunction of the NOx sensor itself; Problems with the relay or power fuse; Engine control unit (ECU) malfunction.
How do I fix a P220C diagnostic trouble code?
To fix P220C: Check the integrity of the NOx sensor wiring harness. Check the sensor supply voltage. Inspect the sensor connectors for corrosion or damage.. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P220C?
Yes, but get it checked soon
How much does it cost to fix P220C?
The estimated repair cost for P220C is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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