AutoCodes – Chevrolet – P165C Chevrolet

P165C Chevrolet 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 Chevrolet 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 606

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

What does this mean?

What are the Possible Causes of the DTC P165C Chevrolet?

Faulty Sensor Reference Voltage

How to Fix the DTC P165C Chevrolet?

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 Chevrolet 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 Chevrolet code?

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

Need Help with the Code?

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

Information for Specific Chevrolet Models

P165C 2014 Chevrolet Silverado — Sensor Reference Voltage Status Message Counter Incorrect
P165C 2015 Chevrolet Silverado — Sensor Reference Voltage Status Message Counter Incorrect
P165C 2016 Chevrolet Silverado — Sensor Reference Voltage Status Message Counter Incorrect
P165C 2017 Chevrolet Silverado — Sensor Reference Voltage Status Message Counter Incorrect
P165C 2018 Chevrolet Silverado — Sensor Reference Voltage Status Message Counter Incorrect

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 Chevrolet Code

1. What are the common symptoms of OBDII code P165C in a Chevrolet vehicle?

- Common symptoms may include engine performance issues, rough idling, stalling, and the illumination of the Check Engine Light.

2. What does the OBDII code P165C "Sensor Reference Voltage Status Message Counter Incorrect" mean for a Chevrolet?

- This code indicates that the vehicle's Engine Control Module (ECM) has detected a discrepancy in the sensor reference voltage status message counter.

3. What are some possible causes of OBDII code P165C in a Chevrolet?

- Possible causes include a faulty sensor, damaged wiring or connectors, a malfunctioning ECM, or software issues.

4. How can I diagnose the source of OBDII code P165C in my Chevrolet?

- Diagnostic steps may involve checking the sensor connections, inspecting wiring for damage, testing sensor functionality, and using a scan tool to read live data from the ECM.

5. Can I continue driving my Chevrolet with OBDII code P165C present?

- It is generally not recommended to drive with this code active, as it can lead to further damage and potential safety hazards. It's best to address the issue promptly.

6. How can I reset OBDII code P165C in my Chevrolet?

- Resetting the code can be done using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes. However, the underlying issue causing the code should still be addressed.

7. Is it possible to repair OBDII code P165C in my Chevrolet on my own?

- Depending on your automotive repair skills, you may be able to address this code on your own by following a repair manual or seeking guidance from online forums. However, professional assistance is recommended for complex issues.

8. Will OBDII code P165C cause my Chevrolet to fail an emissions test?

- Yes, this code can cause your vehicle to fail an emissions test, as it indicates an issue with the sensor reference voltage, which can impact emissions control systems.

9. Are there any recalls or technical service bulletins related to OBDII code P165C for Chevrolet vehicles?

- It's advisable to check with a Chevrolet dealership or the manufacturer's website for any recalls or technical service bulletins related to this specific OBDII code.

10. How much can I expect to pay to repair OBDII code P165C in my Chevrolet?

- Repair costs can vary depending on the root cause of the issue. It is recommended to obtain quotes from different automotive repair shops to determine the cost of addressing this code in your Chevrolet.