AutoCodes – Chevrolet – P2067 Chevrolet

P2067 Chevrolet Code - Fuel Level Sensor 2 Circuit Low Voltage

Quick Answer

Diesel Engine The primary fuel level sensor and the secondary fuel level sensor change resistance based on fuel level. Common causes include Faulty Fuel Level Sensor, Fuel Level Sensor harness is open or shorted, Fuel Level 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
P2067 Chevrolet indicates Fuel Level Sensor 2 Circuit Low Voltage.
Common causes
Common causes include Faulty Fuel Level Sensor, Fuel Level Sensor harness is open or shorted, Fuel Level 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 3,380
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 29, 2022
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Code P2067 Chevrolet Description

Diesel Engine
The primary fuel level sensor and the secondary fuel level sensor change resistance based on fuel level. The Fuel Pump Driver Control Module monitors the signal circuits of the primary fuel level sensor and the secondary fuel level sensor and sends the signal information to the Engine Control Module (ECM) for all further handling. The ECM uses this value in order to determine the fuel level. When the fuel tank is full, the resistances of both fuel level sensors are low, and the ECM senses a low signal voltage on both the signal circuits of the primary fuel level sensor and the secondary fuel level sensor. When the fuel tank is empty, the resistances of the fuel level sensors are high, and the ECM senses a high signal voltage. The ECM uses the signal circuits of the primary fuel level sensor and the secondary fuel level sensor in order to calculate the percentage of remaining fuel in the tank. The ECM sends the fuel level percentage via the serial data circuit to the instrument cluster in order to control the fuel gauge.

Gasoline Engine
The primary fuel level sensor and the secondary fuel level sensor change resistance based on fuel level. The Engine Control Module (ECM) monitors the signal circuits of the primary fuel level sensor and the secondary fuel level sensor in order to determine the fuel level. When the fuel tank is full, the resistances of both fuel level sensors are low, and the ECM senses a low signal voltage on both the signal circuits of the primary fuel level sensor and the secondary fuel level sensor. When the fuel tank is empty, the resistances of the fuel level sensors are high, and the ECM senses a high signal voltage. The ECM uses the signal circuits of the primary fuel level sensor and the secondary fuel level sensor in order to calculate the percentage of remaining fuel in the tank. The ECM sends the fuel level percentage via the serial data circuit to the instrument cluster in order to control the fuel gauge.

The Diagnostic Trouble Code (DTC) will be set if the ECM detects the signal voltage is less than 0.25 V.
OBDII Code P2067 Chevrolet - Fuel Level Sensor 2 Circuit Low Voltage - AutoCodes.com
P2067 Chevrolet Code - Fuel Level Sensor 2 Circuit Low Voltage

What are the Possible Causes of the DTC P2067 Chevrolet?

  • Faulty Fuel Level Sensor
  • Fuel Level Sensor harness is open or shorted
  • Fuel Level Sensor circuit poor electrical connection
  • Faulty Instrument Cluster
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P2067 Chevrolet?

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 P2067 Chevrolet 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 Chevrolet Models

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 P2067 Chevrolet Code

1. What are common symptoms of OBDII code P2067 Fuel Level Sensor 2 Circuit Low Voltage on a Chevrolet?

Common symptoms include inaccurate fuel gauge readings, fluctuating fuel gauge readings, or a fuel gauge that remains stuck on empty.

2. What are the possible causes of OBDII code P2067 Fuel Level Sensor 2 Circuit Low Voltage in a Chevrolet?

Possible causes may include a faulty fuel level sensor, damaged wiring or connections in the fuel level sensor circuit, or a malfunctioning instrument cluster.

3. How can I diagnose the issue causing OBDII code P2067 Fuel Level Sensor 2 Circuit Low Voltage in my Chevrolet?

Diagnosis typically involves checking the fuel level sensor for proper operation, inspecting the wiring and connections for damage or corrosion, and using a diagnostic scanner to read live data and monitor the fuel level sensor readings.

4. Can a DIY enthusiast repair OBDII code P2067 Fuel Level Sensor 2 Circuit Low Voltage on a Chevrolet?

DIY repairs for this code may be possible depending on the underlying cause. Replacing a faulty fuel level sensor or repairing damaged wiring may be within reach for some enthusiasts with the necessary tools and skills.

5. Is it safe to continue driving with OBDII code P2067 Fuel Level Sensor 2 Circuit Low Voltage in a Chevrolet?

While it may be possible to continue driving with this code, it is not recommended as it can lead to inaccurate fuel level readings and potentially leave you stranded if you run out of fuel unexpectedly.

6. Can a bad fuel pump cause OBDII code P2067 Fuel Level Sensor 2 Circuit Low Voltage in a Chevrolet?

While a bad fuel pump is not a direct cause of this specific OBDII code, it can indirectly impact the fuel level readings and contribute to issues with the fuel level sensor circuit.

7. How much does it typically cost to repair OBDII code P2067 Fuel Level Sensor 2 Circuit Low Voltage on a Chevrolet?

The cost of repairs can vary depending on the root cause of the issue. Replacing a fuel level sensor or repairing wiring may cost anywhere from $100 to $300 or more, including parts and labor.

8. Can a low battery voltage trigger OBDII code P2067 Fuel Level Sensor 2 Circuit Low Voltage in a Chevrolet?

Yes, a low battery voltage can potentially affect the operation of the fuel level sensor circuit and trigger this code. It is recommended to ensure the battery is properly charged before diagnosing this issue.

9. How long does it typically take to repair OBDII code P2067 Fuel Level Sensor 2 Circuit Low Voltage on a Chevrolet?

The repair time can vary depending on the exact cause of the issue and the complexity of accessing the fuel level sensor and related components. In general, repairs may take anywhere from 1 to 3 hours to complete.

10. Can resetting the OBDII system clear OBDII code P2067 Fuel Level Sensor 2 Circuit Low Voltage in a Chevrolet?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear once the problem is detected again during vehicle operation. It is recommended to diagnose and repair the root cause of the code for a permanent solution.

1. What are the common symptoms of OBDII code P2067 on a Chevrolet related to the Fuel Level Sensor 2 Circuit Low Voltage?

- Common symptoms include inaccurate fuel gauge readings, fluctuating fuel level readings, and illuminated check engine light.

2. What are the possible causes of the OBDII code P2067 on a Chevrolet indicating a Fuel Level Sensor 2 Circuit Low Voltage?

- Possible causes may include a faulty fuel level sensor, damaged wiring or connectors, a defective fuel pump module, or a problem with the vehicle's ECM.

3. How can I diagnose the issue causing the OBDII code P2067 on my Chevrolet related to the Fuel Level Sensor 2 Circuit Low Voltage?

- Diagnosing the issue may involve inspecting the fuel level sensor and its wiring for damage, testing the sensor's resistance, checking for proper voltage supply, and scanning the ECM for related error codes.

4. Is it safe to continue driving my Chevrolet with the OBDII code P2067 indicating a Fuel Level Sensor 2 Circuit Low Voltage?

- It is generally not recommended to drive the vehicle with this code as it can lead to inaccurate fuel level readings, potentially causing you to run out of fuel unexpectedly.

5. Can I fix the OBDII code P2067 on my Chevrolet related to the Fuel Level Sensor 2 Circuit Low Voltage myself?

- Depending on your experience and tools available, you may be able to fix this issue yourself by replacing the fuel level sensor, repairing damaged wiring, or addressing any other identified faults.

6. How much does it typically cost to repair the OBDII code P2067 on a Chevrolet due to a Fuel Level Sensor 2 Circuit Low Voltage issue?

- Repair costs can vary depending on the exact cause of the problem, but it may involve expenses for parts such as a new fuel level sensor, labor costs for diagnosis and repair, and potential ECM reprogramming.

7. Are there any preventive measures to avoid the OBDII code P2067 related to the Fuel Level Sensor 2 Circuit Low Voltage on a Chevrolet?

- Regularly checking and maintaining the fuel system, addressing fuel gauge issues promptly, and keeping an eye on any changes in fuel level readings can help prevent this code from occurring.

8. Can a faulty fuel level sensor cause other problems in my Chevrolet besides triggering the OBDII code P2067?

- Yes, a faulty fuel level sensor can lead to other issues such as incorrect fuel level readings, fuel gauge malfunctions, and potentially affecting fuel delivery and engine performance.

9. How long does it typically take to repair the OBDII code P2067 on a Chevrolet indicating a Fuel Level Sensor 2 Circuit Low Voltage?

- The repair time can vary based on the exact cause of the issue, availability of parts, and the expertise of the technician, but it may take a few hours to a day to complete the repair.

10. Can resetting the OBDII system clear the P2067 code on a Chevrolet related to the Fuel Level Sensor 2 Circuit Low Voltage?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing the code is not addressed, the code is likely to reappear after some driving cycles.

1. What are the common symptoms of OBDII code P2067 in a Chevrolet related to the Fuel Level Sensor 2 Circuit Low Voltage?

- Common symptoms include inaccurate fuel gauge readings, fluctuating fuel level readings, and the fuel gauge staying at empty despite having fuel in the tank.

2. What are the possible causes of OBDII code P2067 in a Chevrolet indicating Fuel Level Sensor 2 Circuit Low Voltage?

- Potential causes may include a faulty fuel level sensor, damaged wiring or connectors in the fuel level sensor circuit, a malfunctioning fuel pump, or a problem with the vehicle's ECM.

3. How can I diagnose the issue causing OBDII code P2067 in my Chevrolet related to the Fuel Level Sensor 2 Circuit Low Voltage?

- Diagnosing the problem involves performing a visual inspection of the fuel level sensor and its wiring, testing the sensor's resistance, checking for proper voltage at the sensor connector, and using a scan tool to monitor sensor data.

4. Can I continue driving my Chevrolet with OBDII code P2067 triggering the Fuel Level Sensor 2 Circuit Low Voltage?

- It is not recommended to drive with this code active, as inaccurate fuel level readings can lead to running out of fuel unexpectedly or other potential issues related to monitoring fuel levels.

5. What are the repair options for fixing OBDII code P2067 in a Chevrolet due to Fuel Level Sensor 2 Circuit Low Voltage?

- Repair options may include replacing the fuel level sensor, repairing damaged wiring or connectors, testing and potentially replacing the fuel pump, or reprogramming the ECM if needed.

6. Is it possible to reset OBDII code P2067 in a Chevrolet related to the Fuel Level Sensor 2 Circuit Low Voltage without fixing the underlying issue?

- While clearing the code may temporarily turn off the check engine light, the issue causing the code will persist, leading to continued problems with the fuel level sensor.

7. How much does it typically cost to repair OBDII code P2067 in a Chevrolet indicating Fuel Level Sensor 2 Circuit Low Voltage?

- The cost of repair can vary depending on the exact cause of the issue, but it may involve parts and labor expenses ranging from $100 to $500 or more, depending on the components needing attention.

8. Are there any preventative maintenance steps I can take to avoid OBDII code P2067 in my Chevrolet related to the Fuel Level Sensor 2 Circuit Low Voltage?

- Regularly inspecting the fuel system components, keeping the fuel tank at least a quarter full to prevent strain on the fuel pump, and addressing any fuel system issues promptly can help prevent this code from appearing.

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