AutoCodes – Chevrolet – P0653 2016 Chevrolet Silverado

P0653 2016 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 2016 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 229
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 17, 2022
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Code P0653 2016 Chevrolet Silverado Description

The Engine Control Module (ECM) has four (4) internal 5 Volt reference circuits (Some models have two (2) internal 5 Volt reference circuits). Each internal reference circuit provides external 5 Volt reference circuits for more than one sensor. A short to ground or short to voltage on one external 5 Volt reference circuit can affect all the components connected to the same internal 5 Volt reference circuit. The Diagnostic Trouble Code (DTC) will be set when the ECM detects a short to voltage or ground on any of the 5 Volt reference circuits for greater than 0.5 s.
OBDII Code P0653 2016 Chevrolet Silverado - 5 Volt Reference 2 Circuit High Voltage - AutoCodes.com
P0653 2016 Chevrolet Silverado Code - 5 Volt Reference 2 Circuit High Voltage

What are the Possible Causes of the DTC P0653 2016 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 2016 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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0653 2016 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.

Need more information about the P0653 2016 Chevrolet Silverado code?

Need more information on how to fix the P0653 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 P0653 2016 Chevrolet Silverado Code

1. What does OBDII code P0653 mean on a 2016 Chevrolet Silverado?

P0653 indicates a "5 Volt Reference 2 Circuit High Voltage" issue, meaning the vehicle's ECM has detected an abnormally high voltage in the 5-volt reference circuit.

2. What are the symptoms of code P0653 in a 2016 Chevrolet Silverado?

Symptoms may include poor engine performance, erratic sensor readings, illumination of the check engine light, or even engine stalling.

3. What causes the P0653 code to appear on a 2016 Chevrolet Silverado?

Common causes include a short to voltage in the 5-volt reference circuit, a faulty sensor (e.g., MAP, throttle position), damaged wiring, or a malfunctioning ECM.

4. How does the 5-volt reference circuit work in the 2016 Chevrolet Silverado?

The ECM provides a stable 5-volt reference to various sensors, ensuring accurate readings for systems like the throttle, MAP sensor, and fuel system.

5. Can a bad sensor trigger the P0653 code?

Yes, a faulty sensor connected to the 5-volt reference circuit can cause voltage irregularities and trigger the P0653 code.

6. How can I diagnose the P0653 code on my 2016 Chevrolet Silverado?

Use a multimeter to check for voltage irregularities in the 5-volt reference circuit, inspect wiring for shorts or damage, and test sensors connected to the circuit.

7. Can a shorted wire cause the P0653 code?

Yes, a short to voltage or damaged wiring in the 5-volt reference circuit can result in high voltage and trigger the code.

8. Is it safe to drive a 2016 Chevrolet Silverado with the P0653 code active?

Driving with this code is not recommended, as it may cause poor engine performance or lead to more severe issues, like stalling.

9. What repairs can fix the P0653 code on a 2016 Chevrolet Silverado?

Repairs may include replacing a faulty sensor, repairing damaged wiring, or in rare cases, replacing the ECM if it is determined to be the cause.

10. Can clearing the P0653 code solve the problem?

Clearing the code may temporarily turn off the check engine light, but the underlying issue must be addressed to prevent the code from returning.

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