C1562 Chevrolet Code - Device Voltage Reference Output 2 Circuit Malfunction
Quick Answer
The C1562 diagnostic trouble code (DTC) for Chevrolet vehicles indicates a malfunction in the Device Voltage Reference Output 2 circuit. Common causes include Faulty Voltage Regulator: A faulty voltage regulator can cause fluctuations in the voltage reference output signal, Wiring Issues: Damaged or corroded wiring connections can disrupt the flow of the voltage reference signal, PCM Malfunction: A malfunctioning PCM can also be a potential cause of this code. 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
- C1562 Chevrolet indicates Device Voltage Reference Output 2 Circuit Malfunction.
- Common causes
- Common causes include Faulty Voltage Regulator: A faulty voltage regulator can cause fluctuations in the voltage reference output signal, Wiring Issues: Damaged or corroded wiring connections can disrupt the flow of the voltage reference signal, PCM Malfunction: A malfunctioning PCM can also be a potential cause of this code.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code C1562 Chevrolet Description
The C1562 diagnostic trouble code (DTC) for Chevrolet vehicles indicates a malfunction in the Device Voltage Reference Output 2 circuit. This code is typically triggered when the powertrain control module (PCM) detects an issue with the voltage reference signal being sent from the PCM to various components in the vehicle. The voltage reference signal is crucial for the proper functioning of sensors, actuators, and other electronic components in the vehicle's systems.
Common Causes of C1562 Chevrolet
- Faulty Voltage Regulator: A faulty voltage regulator can cause fluctuations in the voltage reference output signal.
- Wiring Issues: Damaged or corroded wiring connections can disrupt the flow of the voltage reference signal.
- PCM Malfunction: A malfunctioning PCM can also be a potential cause of this code.
- Sensor or Actuator Failure: A failed sensor or actuator that relies on the voltage reference signal can trigger this code.
- Electrical Short: An electrical short in the circuit can cause the voltage reference output 2 circuit malfunction.
Symptoms of C1562 Chevrolet
- Check Engine Light: The most common symptom associated with this code is the illumination of the check engine light on the dashboard.
- Rough Idling: The vehicle may experience rough idling or unstable engine operation when the voltage reference output circuit is malfunctioning.
- Poor Acceleration: Acceleration may feel sluggish or inconsistent due to the disrupted communication between the PCM and components.
- Stalling: The vehicle may stall unexpectedly, especially at idle or low speeds.
- Decreased Fuel Efficiency: A malfunctioning voltage reference output circuit can lead to decreased fuel efficiency as the engine may not operate optimally.
How to Fix C1562 Chevrolet
- Diagnose the Issue: Use a diagnostic scanner to retrieve the trouble codes and perform a thorough inspection of the voltage reference output circuit.
- Check Wiring and Connections: Inspect the wiring harness and connectors for any damage, corrosion, or loose connections. Repair or replace as needed.
- Test Voltage Regulator: Check the voltage regulator for proper operation and voltage output. Replace if necessary.
- Replace Faulty Components: If a sensor or actuator is found to be faulty, replace the component to restore proper functionality.
- Clear Codes and Test: Clear the trouble codes from the PCM after repairs are completed and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix C1562 Chevrolet
The typical repair costs for addressing a Device Voltage Reference Output 2 Circuit Malfunction can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of parts for this repair can range from $50 to $200, while labor costs can range from $100 to $300. Overall, the total repair cost may fall between $150 and $500, but it's essential to consult with a qualified mechanic or auto repair shop for a more accurate estimate based on your vehicle's make and model, as well as the local labor rates. Keep in mind that additional diagnostic time may be required to pinpoint the exact cause of the issue, which can affect the overall repair cost.
Need more information about the C1562 Chevrolet code?
Need more information on how to fix the C1562 Chevrolet code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the C1562 Chevrolet code diagnosed by a professional: Find a repair shop in your area
Information for Specific Chevrolet Models
- C1562 2014 Chevrolet Silverado — Device Voltage Reference Output 2 Circuit Malfunction
- C1562 2015 Chevrolet Silverado — Device Voltage Reference Output 2 Circuit Malfunction
- C1562 2016 Chevrolet Silverado — Device Voltage Reference Output 2 Circuit Malfunction
- C1562 2017 Chevrolet Silverado — Device Voltage Reference Output 2 Circuit Malfunction
- C1562 2018 Chevrolet Silverado — Device Voltage Reference Output 2 Circuit Malfunction
Frequently Asked Questions about C1562 Chevrolet Code
1. What does the OBDII code C1562 mean on a Chevrolet?
C1562 indicates a "Device Voltage Reference Output 2 Circuit Malfunction," meaning there is an issue with the voltage reference circuit that supplies power to specific sensors or devices.
2. What are the common symptoms of code C1562 on a Chevrolet?
Common symptoms include warning lights on the dashboard, erratic sensor readings, poor vehicle performance, or failure of certain systems reliant on the voltage reference circuit.
3. What causes the C1562 code to appear on a Chevrolet?
Possible causes include a damaged or corroded wiring harness, a faulty sensor, a malfunctioning control module, or a poor ground connection in the voltage reference circuit.
4. Can I drive my Chevrolet with a C1562 code?
It’s not recommended to drive with a C1562 code, as it may cause issues with critical systems and affect vehicle performance or safety.
5. How do I troubleshoot the C1562 code on my Chevrolet?
Start by inspecting the wiring and connectors for damage or corrosion, check the ground connections, and test the sensors or components connected to the voltage reference circuit.
6. What tools are needed to diagnose the C1562 code on a Chevrolet?
You’ll need an OBDII scanner, a multimeter to test voltage and resistance, and potentially a wiring diagram for your vehicle's model to locate the affected circuit.
7. Is a faulty control module a common cause of C1562 on a Chevrolet?
While it’s less common, a malfunctioning control module can cause the C1562 code. However, always inspect wiring and sensors first before suspecting the module.
8. How much does it cost to repair a C1562 code on a Chevrolet?
Repair costs can vary depending on the issue. Fixing a wiring problem might cost $100–$300, while replacing a sensor or control module could cost $200–$1,000 or more.
9. Can I clear the C1562 code without fixing the problem?
Clearing the code without addressing the underlying issue is not recommended, as the problem will likely return and may lead to further damage.
10. What sensors are typically affected by the C1562 code on a Chevrolet?
Sensors such as the throttle position sensor (TPS), manifold absolute pressure (MAP) sensor, or other components requiring a voltage reference may be impacted.
Discuss the causes and fixes for C1562 Chevrolet OBDII Code
Code C1562 Chevrolet comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.