P0137 Ford Code - O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
Quick Answer
The Powertrain Control Module (PCM) monitors the heated oxygen sensor (HO2S) for a circuit concern. Common causes include Faulty Rear Heated Oxygen Sensor Bank 1, Rear Heated Oxygen Sensor Bank 1 harness is open or shorted, Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- P0137 Ford indicates O2 Sensor Circuit Low Voltage Bank 1 Sensor 2.
- Common causes
- Common causes include Faulty Rear Heated Oxygen Sensor Bank 1, Rear Heated Oxygen Sensor Bank 1 harness is open or shorted, Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
Code P0137 Ford Description
What are the Possible Causes of the DTC P0137 Ford?
- Faulty Rear Heated Oxygen Sensor Bank 1
- Rear Heated Oxygen Sensor Bank 1 harness is open or shorted
- Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection
- Inappropriate fuel pressure
- Faulty fuel injectors
- Intake air leaks may be faulty
- Exhaust gas leaks
How to Fix the DTC P0137 Ford?
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.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0137 Ford 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 Ford Models
- P0137 2006 Ford Fusion — O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
- P0137 2007 Ford Fusion — O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
- P0137 2008 Ford Fusion — O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
- P0137 2009 Ford Fusion — O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
- P0137 2010 Ford Fusion — O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
- P0137 2011 Ford Fusion — O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
- P0137 2012 Ford Fusion — O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
Frequently Asked Questions about P0137 Ford Code
1. What are the common symptoms of OBDII code P0137 Ford (O2 Sensor Circuit Low Voltage Bank 1 Sensor 2)?
- Common symptoms include poor fuel efficiency, rough idling, engine hesitation, and illuminated Check Engine Light.
2. What are the possible causes of the P0137 Ford trouble code?
- The code may be triggered by a faulty oxygen sensor, damaged wiring or connectors, exhaust leaks, or issues with the engine's computer system.
3. How can I diagnose the cause of the P0137 Ford code?
- You can start by checking the wiring and connectors for any damage, testing the oxygen sensor's voltage output, inspecting the exhaust system for leaks, and scanning the engine's computer for related error codes.
4. How serious is the P0137 Ford code?
- While the vehicle may still be driveable with this code, it can lead to decreased fuel efficiency and potential damage to the catalytic converter if left unresolved.
5. Can I repair the P0137 Ford code myself?
- If you have the necessary tools and knowledge, you may be able to replace the oxygen sensor or repair damaged wiring yourself. However, professional diagnosis and repair are recommended for accurate and efficient resolution.
6. What is the role of Bank 1 Sensor 2 in the vehicle's exhaust system?
- Bank 1 Sensor 2 is the downstream oxygen sensor located after the catalytic converter. It monitors the efficiency of the catalytic converter and helps ensure proper emissions control.
7. How do I reset the Check Engine Light after repairing the P0137 Ford code?
- You can reset the Check Engine Light using an OBDII scanner by clearing the stored error codes in the vehicle's computer system.
8. Can a faulty O2 Sensor Circuit Low Voltage Bank 1 Sensor 2 cause other issues in the vehicle?
- Yes, a malfunctioning oxygen sensor can affect the engine's performance, fuel efficiency, and emissions output, potentially leading to other related issues if not addressed promptly.
9. How long can I safely drive with the P0137 Ford code before repairing it?
- It is recommended to address the issue as soon as possible to prevent further damage to the vehicle's components and ensure optimal performance and fuel efficiency.
10. How much does it typically cost to repair the O2 Sensor Circuit Low Voltage Bank 1 Sensor 2 issue?
- The cost of repair can vary depending on the underlying cause of the problem, but it may range from $100 to $300 for parts and labor at a professional repair shop.
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