P165C 2014 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 2014 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.
Code P165C 2014 Chevrolet Silverado Description
What are the Possible Causes of the DTC P165C 2014 Chevrolet Silverado?
- Faulty Sensor Reference Voltage
How to Fix the DTC P165C 2014 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 2014 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 2014 Chevrolet Silverado code?
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Frequently Asked Questions about P165C 2014 Chevrolet Silverado Code
1. What does the OBDII code P165C mean on a 2014 Chevrolet Silverado?
The code P165C indicates that the Sensor Reference Voltage Status Message Counter is incorrect, which means there’s an issue with the reference voltage circuit used by certain sensors.
2. What are the common symptoms of the P165C code in a Chevrolet Silverado?
Common symptoms include the check engine light turning on, poor engine performance, erratic sensor readings, and, in some cases, difficulty starting the vehicle.
3. What causes the P165C code to appear on a 2014 Chevrolet Silverado?
Possible causes include wiring issues, a faulty sensor, a problem with the Engine Control Module (ECM), or poor electrical connections leading to incorrect reference voltage readings.
4. Can a loose or corroded electrical connection trigger the P165C code?
Yes, loose or corroded electrical connections in the reference voltage circuit can disrupt signal integrity and trigger the P165C code.
5. How do you diagnose the P165C code on a Chevrolet Silverado?
Diagnosis typically involves using a scan tool to check live data, inspecting the wiring and connectors in the reference voltage circuit, and testing the affected sensors for proper operation.
6. What sensors could be affected by the P165C code?
The sensors affected could include throttle position sensors, manifold absolute pressure (MAP) sensors, or other components that rely on a 5V reference voltage.
7. Can a faulty Engine Control Module cause the P165C code?
Yes, a malfunctioning ECM may fail to properly regulate the reference voltage, resulting in the P165C code.
8. Is it safe to drive a 2014 Chevrolet Silverado with the P165C code?
While the vehicle may still be drivable, it’s not recommended as the issue can lead to further engine performance problems or damage if left unresolved.
9. How can you fix the P165C code on a Chevrolet Silverado?
Repairs may involve fixing or replacing damaged wiring, cleaning or reconnecting corroded connectors, replacing faulty sensors, or reprogramming or replacing the ECM.
10. Can clearing the P165C code with a scan tool fix the issue?
Clearing the code may temporarily turn off the check engine light, but the issue will likely return unless the underlying problem is repaired.
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