AutoCodes – Dodge – P2219 Dodge

P2219 Dodge Code - NOx Sensor Heater Control Circuit Low Bank 2

Quick Answer

The Nitrogen Oxide (NOx) sensor measures the amount of nitric oxide and nitrogen oxide in the exhaust system. Common causes include Faulty Nitrogen Oxide (NOx) Sensor, Nitrogen Oxide (NOx) Sensor harness is open or shorted, Nitrogen Oxide (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: P2219 Dodge indicates NOx Sensor Heater Control Circuit Low Bank 2.
Common causes: Common causes include Faulty Nitrogen Oxide (NOx) Sensor, Nitrogen Oxide (NOx) Sensor harness is open or shorted, Nitrogen Oxide (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.

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Code Popularity 2,521

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2219 Dodge Description

The Nitrogen Oxide (NOx) sensor measures the amount of nitric oxide and nitrogen oxide in the exhaust system. When the NOx sensor indicates that the storage capacity has been reached, the regeneration phase is initiated by the fueling management system. The Powertrain Control Module (PCM) monitors the NOx sensor and sets the code when the NOx sensor circuit voltage reading is not within the normal operating threshold for a specific engine bank.

OBDII Code P2219 Dodge - NOx Sensor Heater Control Circuit Low Bank 2 - AutoCodes.com — P2219 Dodge Code - NOx Sensor Heater Control Circuit Low Bank 2

What does this mean?

What are the Possible Causes of the DTC P2219 Dodge?

Faulty Nitrogen Oxide (NOx) Sensor
Nitrogen Oxide (NOx) Sensor harness is open or shorted
Nitrogen Oxide (NOx) Sensor circuit poor electrical connection

How to Fix the DTC P2219 Dodge?

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 P2219 Dodge 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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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2219 Dodge Code

What does the OBDII code P2219 mean for a Dodge vehicle?

Code P2219 refers to a problem with the NOx sensor heater control circuit on Bank 2, indicating a low voltage issue.

What are the common symptoms of a P2219 code in a Dodge?

Symptoms may include an illuminated check engine light, reduced fuel efficiency, poor engine performance, or failed emissions tests.

What causes the P2219 code to appear?

Common causes include a faulty NOx sensor, damaged wiring or connectors in the heater control circuit, a blown fuse, or issues with the engine control module (ECM).

How serious is the P2219 code on a Dodge vehicle?

While not immediately critical, ignoring this code can lead to increased emissions, reduced fuel economy, and potential damage to the catalytic converter over time.

Can I drive my Dodge with a P2219 code?

It’s possible to drive with this code temporarily, but prolonged operation without addressing the issue can lead to further damage and poor performance.

How do I diagnose a P2219 code on a Dodge?

Diagnosis typically involves using an OBDII scanner, inspecting the NOx sensor and its wiring, testing the heater circuit for continuity, and checking for blown fuses.

What repairs can fix the P2219 code?

Repairs may include replacing the NOx sensor, repairing damaged wiring or connectors, replacing a blown fuse, or, in rare cases, reprogramming or replacing the ECM.

How much does it cost to fix a P2219 code on a Dodge?

The cost varies depending on the repair. Replacing a NOx sensor can range from $200 to $500, while wiring repairs or ECM replacement may cost more.

Can a dirty or clogged NOx sensor trigger the P2219 code?

No, the P2219 code specifically relates to the heater circuit of the NOx sensor, not the sensor's ability to measure nitrogen oxides.

How can I prevent the P2219 code from recurring on my Dodge?

Regular maintenance, inspecting wiring and connectors for damage, and promptly addressing check engine light issues can help prevent this code from recurring.