AutoCodes – Chevrolet – P165C 2018 Chevrolet Silverado

P165C 2018 Chevrolet Silverado Code - Sensor Reference Voltage Status Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Sensor Reference Voltage. 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: P165C 2018 Chevrolet Silverado indicates Sensor Reference Voltage Status Message Counter Incorrect.
Common causes: Common causes include Faulty Sensor Reference Voltage.
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.

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Code Popularity 274

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Sep 28, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P165C 2018 Chevrolet Silverado Description

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Sensor Reference Voltage Status Message Counter is Incorrect.

OBDII Code P165C 2018 Chevrolet Silverado - Sensor Reference Voltage Status Message Counter Incorrect - AutoCodes.com — P165C 2018 Chevrolet Silverado Code - Sensor Reference Voltage Status Message Counter Incorrect

What does this mean?

What are the Possible Causes of the DTC P165C 2018 Chevrolet Silverado?

Faulty Sensor Reference Voltage

How to Fix the DTC P165C 2018 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P165C 2018 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 P165C 2018 Chevrolet Silverado code?

Need more information on how to fix the P165C 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P165C 2018 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 P165C 2018 Chevrolet Silverado Code

1. What does OBDII code P165C mean for my 2018 Chevrolet Silverado?

- OBDII code P165C for a 2018 Chevrolet Silverado indicates a Sensor Reference Voltage Status Message Counter Incorrect issue.

2. What are the common symptoms of OBDII code P165C in a 2018 Chevrolet Silverado?

- Common symptoms of OBDII code P165C in a 2018 Chevrolet Silverado may include engine misfires, rough idling, and a decrease in overall engine performance.

3. What are the possible causes of OBDII code P165C in a 2018 Chevrolet Silverado?

- Possible causes of OBDII code P165C in a 2018 Chevrolet Silverado include a faulty sensor, damaged wiring or connectors, or issues with the engine control module (ECM).

4. How can I diagnose OBDII code P165C in my 2018 Chevrolet Silverado?

- Diagnosing OBDII code P165C in a 2018 Chevrolet Silverado typically involves using an OBDII scanner to retrieve the specific fault code, then inspecting the sensor, wiring, and connections related to the voltage reference system.

5. Can I still drive my 2018 Chevrolet Silverado with OBDII code P165C?

- It is not recommended to drive your 2018 Chevrolet Silverado with OBDII code P165C, as it can lead to potential engine performance issues and further damage if left unresolved.

6. How do I repair OBDII code P165C in my 2018 Chevrolet Silverado?

- Repairing OBDII code P165C in a 2018 Chevrolet Silverado involves identifying and addressing the root cause, which may include replacing a faulty sensor, repairing damaged wiring, or reprogramming the ECM.

7. Is it safe to clear the OBDII code P165C in my 2018 Chevrolet Silverado using a scanner?

- Clearing the OBDII code P165C in a 2018 Chevrolet Silverado using a scanner is safe after the necessary repairs have been made to address the underlying issue causing the fault code.

8. How much does it typically cost to fix OBDII code P165C in a 2018 Chevrolet Silverado?

- The cost to fix OBDII code P165C in a 2018 Chevrolet Silverado can vary depending on the specific cause of the issue, but it may involve parts and labor costs ranging from $100 to $500 or more.

9. Can a DIY enthusiast repair OBDII code P165C in a 2018 Chevrolet Silverado?

- While some DIY enthusiasts may be able to address simpler causes of OBDII code P165C, it is recommended to consult a professional mechanic for accurate diagnosis and repair to ensure the issue is properly resolved.

10. Will OBDII code P165C cause my 2018 Chevrolet Silverado to fail an emissions test?

- Yes, OBDII code P165C in a 2018 Chevrolet Silverado can cause the vehicle to fail an emissions test due to the impact on engine performance and emissions control systems.