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P2067 Cadillac Code - Fuel Level Sensor 2 Circuit Low Voltage

Quick Answer

The P2067 Cadillac code indicates that there is a low voltage condition in the fuel level sensor 2 circuit. Common causes include Damaged wiring or connectors in the fuel level sensor circuit, Faulty fuel level sensor, Malfunctioning fuel pump. 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 Cadillac indicates Fuel Level Sensor 2 Circuit Low Voltage.
Common causes
Common causes include Damaged wiring or connectors in the fuel level sensor circuit, Faulty fuel level sensor, Malfunctioning fuel pump.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P2067 Cadillac Description

The P2067 Cadillac code indicates that there is a low voltage condition in the fuel level sensor 2 circuit. The fuel level sensor is responsible for sending information about the fuel level in the tank to the vehicle's computer system. This information is crucial for the accurate display of the fuel level on the dashboard gauge. When the sensor detects a low voltage condition, it means that there is a problem with the electrical circuit that is preventing it from functioning properly. This can lead to inaccurate fuel level readings on the dashboard, which can cause inconvenience and potential safety hazards for the driver.

OBDII Code P2067 Cadillac - Fuel Level Sensor 2 Circuit Low Voltage
P2067 Cadillac Code - Fuel Level Sensor 2 Circuit Low Voltage

Common Causes of P2067 Cadillac

  1. Damaged wiring or connectors in the fuel level sensor circuit.
  2. Faulty fuel level sensor.
  3. Malfunctioning fuel pump.
  4. Issues with the vehicle's computer system.
  5. Corrosion or debris in the fuel tank affecting the sensor's performance.

Symptoms of P2067 Cadillac

  1. Inaccurate fuel level readings on the dashboard gauge.
  2. Fluctuating fuel level readings while driving.
  3. Check Engine light illuminated on the dashboard.
  4. Engine stalling or hesitation during acceleration.
  5. Difficulty starting the engine.

How to Fix P2067 Cadillac

  1. Begin by conducting a thorough inspection of the fuel level sensor circuit, checking for any damaged wiring or connectors. Repair or replace any damaged components.
  2. Test the fuel level sensor using a multimeter to determine if it is functioning properly. Replace the sensor if necessary.
  3. Check the fuel pump for proper operation, as a malfunctioning pump can affect the sensor's readings. Replace the fuel pump if needed.
  4. Clear the diagnostic trouble codes from the vehicle's computer system and perform a test drive to ensure the issue has been resolved.
  5. If the problem persists, consult a professional mechanic for further diagnosis and repair.

Cost to Fix P2067 Cadillac

The typical repair costs for addressing a P2067 Cadillac code related to the fuel level sensor circuit low voltage issue can range from $200 to $500, including parts and labor. However, it's important to note that the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It's advisable to check local rates for a more precise estimate. Most auto repair shops commonly charge between $80 and $150 per hour, but rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less.

What does this mean?

Tech Notes for P2067 Cadillac

A low fuel level can trigger this code. Before replacing any parts, try filling up the fuel tank and erasing the engine code. If the problem persists, it may be necessary to replace the fuel level sensor.

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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 P2067 Cadillac Code

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

The common symptoms include inaccurate fuel level readings on the dashboard, fluctuating fuel gauge readings, and illuminated fuel level warning lights.

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

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

3. How can I diagnose the Fuel Level Sensor 2 Circuit Low Voltage issue in my Cadillac?

Diagnosis typically involves using a scan tool to retrieve the OBDII code, inspecting the fuel level sensor and its wiring for any visible damage, and testing the sensor's voltage readings to determine if it is operating within specifications.

4. Can a DIY enthusiast repair the Fuel Level Sensor 2 Circuit Low Voltage problem in a Cadillac?

While some may attempt to replace the fuel level sensor themselves, it is recommended to have a professional mechanic diagnose and repair the issue, as it involves working with the fuel system and electrical components.

5. Is it safe to drive my Cadillac with the P2067 OBDII code indicating Fuel Level Sensor 2 Circuit Low Voltage?

It is generally not recommended to drive the vehicle with this issue, as inaccurate fuel level readings can lead to running out of fuel unexpectedly. It's best to address the problem promptly.

6. How much does it typically cost to repair the Fuel Level Sensor 2 Circuit Low Voltage problem in a Cadillac?

The cost of repair can vary depending on the extent of the issue and whether the sensor itself needs replacement. On average, the repair cost can range from $200 to $500, including parts and labor.

7. What other OBDII codes may be related to the Fuel Level Sensor 2 Circuit Low Voltage issue in a Cadillac?

Other related codes may include P2068 (Fuel Level Sensor 2 Circuit High Voltage) or P0461 (Fuel Level Sensor Circuit Range/Performance).

8. Can a bad fuel pump cause the P2067 OBDII code in a Cadillac?

While a faulty fuel pump may not directly trigger the P2067 code, it can lead to inaccurate fuel level readings, which may contribute to the issue. It's best to address any fuel system concerns during diagnosis.

9. How long does it take to repair the Fuel Level Sensor 2 Circuit Low Voltage problem in a Cadillac?

The repair time can vary depending on the exact cause of the issue and the mechanic's expertise. Typically, it can take anywhere from 1 to 3 hours to diagnose and repair the problem.

10. Will resetting the OBDII code P2067 clear the Fuel Level Sensor 2 Circuit Low Voltage issue in a Cadillac?

Resetting the code may temporarily clear the warning light, but if the underlying problem persists, the code is likely to reappear. It's crucial to address the root cause of the issue for a lasting solution.

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