P2297 Dodge Code - Oxygen Sensor Out of Range During Deceleration Bank 1 Sensor 1
Quick Answer
During a Deceleration Fuel Shut-Off (DFSO) event, the Powertrain Control Module (PCM) monitors how quickly the rear heated oxygen sensor (HO2S) switches from rich to lean. Common causes include Exhaust leaks before or near the Rear Heated Oxygen Sensor (HO2S), Faulty Rear Heated Oxygen Sensor (HO2S), Rear Heated Oxygen Sensor (HO2S) harness is open or shorted. 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
- P2297 Dodge indicates Oxygen Sensor Out of Range During Deceleration Bank 1 Sensor 1.
- Common causes
- Common causes include Exhaust leaks before or near the Rear Heated Oxygen Sensor (HO2S), Faulty Rear Heated Oxygen Sensor (HO2S), Rear Heated Oxygen Sensor (HO2S) harness is open or shorted.
- 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 P2297 Dodge Description
What are the Possible Causes of the DTC P2297 Dodge?
- Exhaust leaks before or near the Rear Heated Oxygen Sensor (HO2S)
- Faulty Rear Heated Oxygen Sensor (HO2S)
- Rear Heated Oxygen Sensor (HO2S) harness is open or shorted
- Rear Heated Oxygen Sensor (HO2S) circuit poor electrical connection
How to Fix the DTC P2297 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 P2297 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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Frequently Asked Questions about P2297 Dodge Code
What does the OBDII code P2297 mean on a Dodge vehicle?
The P2297 code indicates that the oxygen sensor (Bank 1 Sensor 1) detected an out-of-range exhaust condition during deceleration, usually related to a lean or rich air-fuel mixture.
What are the common symptoms of code P2297 in a Dodge?
Symptoms may include the Check Engine Light turning on, poor fuel economy, engine hesitation or rough idle, and sometimes a noticeable exhaust odor.
What causes the P2297 code to appear on a Dodge?
Common causes include a faulty oxygen sensor, exhaust leaks, fuel delivery issues (e.g., fuel injectors or fuel pump), or problems with the engine control module (ECM).
Can an exhaust leak trigger the P2297 code on a Dodge?
Yes, an exhaust leak near the upstream oxygen sensor can cause false readings and trigger the P2297 code.
How do you diagnose the P2297 code in a Dodge?
Diagnosis typically involves scanning the vehicle with an OBDII scanner, inspecting the oxygen sensor and wiring, checking for exhaust leaks, and testing the air-fuel ratio.
Is it safe to drive a Dodge with the P2297 code?
Driving with this code is not recommended, as it can lead to poor engine performance and potential long-term damage if the air-fuel mixture is not corrected.
How do you fix the P2297 code on a Dodge?
Repairs may include replacing the oxygen sensor, fixing exhaust leaks, repairing damaged wiring, or addressing fuel system issues.
Can a dirty or malfunctioning MAF sensor cause the P2297 code on a Dodge?
Yes, a faulty mass airflow (MAF) sensor can cause incorrect air-fuel ratio readings, which may contribute to the P2297 code.
What tools are needed to repair the P2297 code on a Dodge?
Common tools include an OBDII scanner, a multimeter for electrical testing, and basic hand tools for sensor or exhaust repairs.
Does the P2297 code only affect Dodge vehicles?
No, the P2297 code is a generic OBDII code that can appear on various makes and models, but specific symptoms and repair steps may vary by vehicle.
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