P0653 2015 Chevrolet Silverado Code - 5 Volt Reference 2 Circuit High Voltage
Quick Answer
The Engine Control Module (ECM) has four (4) internal 5 Volt reference circuits (Some models have two (2) internal 5 Volt reference circuits). Common causes include Faulty Sensor on 5 Volt circuit, Sensor on 5 Volt circuit harness is open or shorted, Sensor on 5 Volt 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
- P0653 2015 Chevrolet Silverado indicates 5 Volt Reference 2 Circuit High Voltage.
- Common causes
- Common causes include Faulty Sensor on 5 Volt circuit, Sensor on 5 Volt circuit harness is open or shorted, Sensor on 5 Volt 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.
Code P0653 2015 Chevrolet Silverado Description
What are the Possible Causes of the DTC P0653 2015 Chevrolet Silverado?
- Faulty Sensor on 5 Volt circuit
- Sensor on 5 Volt circuit harness is open or shorted
- Sensor on 5 Volt circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0653 2015 Chevrolet Silverado?
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
The 5 Volt reference 2 circuit provides 5 Volt to the following sensors: (Some models may have different sensors, please consult the factory service manual for the list of sensors for your model and year)
- Brake pedal position sensor
- Crankshaft position sensor
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0653 2015 Chevrolet Silverado 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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Frequently Asked Questions about P0653 2015 Chevrolet Silverado Code
1. What does the P0653 code mean on a 2015 Chevrolet Silverado?
The P0653 code indicates a high voltage issue in the 5 Volt Reference 2 Circuit, which is used to supply a stable voltage to various engine sensors.
2. What are the common symptoms of the P0653 code on a 2015 Chevrolet Silverado?
Symptoms may include an illuminated check engine light, poor engine performance, erratic sensor readings, or the engine entering "limp mode."
3. What causes the P0653 code to appear on a 2015 Chevrolet Silverado?
Common causes include a short to voltage in the 5 Volt Reference 2 Circuit, faulty sensors, damaged wiring, or a malfunctioning engine control module (ECM).
4. How do I diagnose the P0653 code on a 2015 Chevrolet Silverado?
Start by checking the wiring and connectors for damage or corrosion, inspect the sensors connected to the 5 Volt Reference 2 Circuit, and test the circuit for voltage irregularities.
5. Can a bad sensor trigger the P0653 code on a 2015 Chevrolet Silverado?
Yes, a faulty sensor that uses the 5 Volt Reference 2 Circuit can cause this code by creating a short or abnormal voltage condition.
6. How do I fix the P0653 code on a 2015 Chevrolet Silverado?
Repairs may include repairing or replacing damaged wiring, cleaning corroded connectors, replacing faulty sensors, or reprogramming or replacing the ECM if necessary.
7. Is it safe to drive with a P0653 code on a 2015 Chevrolet Silverado?
It is not recommended, as the code can affect engine performance, potentially causing unsafe driving conditions or further damage to components.
8. Which sensors are connected to the 5 Volt Reference 2 Circuit in a 2015 Chevrolet Silverado?
Common sensors include the throttle position sensor (TPS), manifold absolute pressure (MAP) sensor, and other critical engine sensors.
9. How much does it cost to fix the P0653 code on a 2015 Chevrolet Silverado?
Repair costs vary depending on the issue but can range from $100 for minor wiring repairs to $1,000 or more if the ECM needs replacement.
10. Can clearing the code with a scanner fix the P0653 issue on a 2015 Chevrolet Silverado?
Clearing the code without addressing the root cause will not fix the problem, and the code is likely to return. Proper diagnosis and repair are necessary.
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