P0137 Scion Code - Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2
Quick Answer
The P0137 diagnostic trouble code (DTC) for Scion vehicles indicates an issue with the oxygen sensor circuit for Bank 1 Sensor 2, specifically relating to low voltage. Common causes include Faulty oxygen sensor, Wiring issues or damaged connectors, Exhaust leaks near the oxygen sensor. 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 Scion indicates Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2.
- Common causes
- Common causes include Faulty oxygen sensor, Wiring issues or damaged connectors, Exhaust leaks near the oxygen sensor.
- 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.
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Code P0137 Scion Description
The P0137 diagnostic trouble code (DTC) for Scion vehicles indicates an issue with the oxygen sensor circuit for Bank 1 Sensor 2, specifically relating to low voltage. The oxygen sensor, also known as the O2 sensor, plays a crucial role in monitoring the oxygen levels in the exhaust gases. Bank 1 refers to the side of the engine that contains cylinder number 1, while Sensor 2 indicates that this particular sensor is located downstream of the catalytic converter.
Common Causes of P0137 Scion
- Faulty oxygen sensor
- Wiring issues or damaged connectors
- Exhaust leaks near the oxygen sensor
- Engine running rich or lean conditions
- Faulty ECM
Symptoms of P0137 Scion
- Decreased fuel efficiency
- Rough idling or stalling
- Engine misfires
- Check Engine Light illuminated
- Increased emissions output
How to Fix P0137 Scion
- Diagnose the issue by using a scan tool to read the DTC and inspect the oxygen sensor wiring and connectors.
- Test the oxygen sensor using a multimeter to check for proper voltage output.
- Replace the oxygen sensor if it is faulty, ensuring to use an OEM or high-quality replacement part.
- Repair any damaged wiring or connectors.
- Clear the DTC and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P0137 Scion
The cost of repairing a P0137 code on a Scion can vary depending on the specific model, year, and the extent of the issue. Typically, the cost of a new oxygen sensor ranges from $50 to $200, while labor costs can range from $100 to $200. Overall, the total repair cost for addressing this issue could range from $150 to $400. It is advisable to consult with a trusted mechanic or repair shop to get an accurate estimate based on your vehicle's specific requirements. Labor rates can vary, so it's essential to consider these factors when budgeting for the repair.
Tech Notes for P0137 Scion
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Frequently Asked Questions about P0137 Scion Code
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Discuss the causes and fixes for P0137 Scion OBDII Code
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P0137 Scion tC 2007 alguien lo save o tiene un vídeo mi mail es [email protected]
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2007 Scion tC Rear Oxygen Sensor (Sensor 2). You have to access the sensor from underneath. Here is the only image I got.

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