P220E Code - NOx Sensor Heater Control Circuit Range/Performance Bank 1 Sensor 1
Quick Answer
This fault code is stored when a malfunction is detected with the NOx sensor circuit. Common causes include Faulty NOx Sensor, NOx Sensor harness is open or shorted, NOx Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P220E indicates NOx Sensor Heater Control Circuit Range/Performance Bank 1 Sensor 1.
- Common causes
- Common causes include Faulty NOx Sensor, NOx Sensor harness is open or shorted, NOx Sensor circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P220E Description
What are the Possible Causes of the DTC P220E?
- Faulty NOx Sensor
- NOx Sensor harness is open or shorted
- NOx Sensor circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P220E?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P220E code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Information for Specific Makes
- P220E Dodge — NOx Sensor Heater Control Circuit Range/Performance Bank 1 Sensor 1
- P220E Ford — NOx Sensor Heater Control Circuit Range/Performance Bank 1 Sensor 1
- P220E Mercedes-Benz — NOx Sensor Heater Control Circuit Range/Performance Bank 1 Sensor 1
- P220E RAM — NOx Sensor Heater Control Circuit Range/Performance Bank 1 Sensor 1
Frequently Asked Questions about P220E Code
1. What does the OBDII code P220E mean?
P220E indicates an issue with the NOx sensor heater control circuit range or performance for Bank 1, Sensor 1. This means the heater element in the NOx sensor isn’t operating within its expected parameters.
2. What are the common symptoms of a P220E code?
Symptoms include an illuminated check engine light, reduced fuel efficiency, increased emissions, engine hesitation, or the vehicle entering limp mode.
3. What causes the P220E code to trigger?
Common causes include a faulty NOx sensor, damaged wiring or connectors in the heater circuit, a blown fuse, or a malfunctioning Engine Control Module (ECM).
4. Can I drive with a P220E code?
While it’s possible to drive with this code, it is not recommended as it may lead to reduced performance, higher emissions, and potential damage to the catalytic converter over time.
5. How do I diagnose a P220E code?
Start by visually inspecting the NOx sensor wiring and connectors for damage. Then, use a multimeter to test the heater circuit and verify the sensor's resistance and voltage readings against the specifications.
6. How is the P220E code fixed?
Repairs may involve replacing the faulty NOx sensor, repairing damaged wiring or connectors, replacing a blown fuse, or reprogramming or replacing the ECM if needed.
7. What is the role of the NOx sensor heater?
The NOx sensor heater ensures the sensor reaches optimal operating temperature quickly for accurate readings of nitrogen oxide levels in the exhaust.
8. What vehicles are most commonly affected by the P220E code?
Diesel vehicles and some gas-powered vehicles with advanced emissions systems are more likely to experience this code, as they rely on NOx sensors for emissions control.
9. How much does it cost to fix a P220E code?
Repair costs vary depending on the issue. Replacing a NOx sensor can range from $300 to $800, while wiring repairs or ECM replacement may cost more.
10. Can a P220E code cause a failed emissions test?
Yes, since the NOx sensor is critical for controlling emissions, a malfunction can lead to increased pollution levels and a failed emissions test.
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