AutoCodes – Chevrolet – P163A 2016 Chevrolet Silverado

P163A 2016 Chevrolet Silverado Code - Control Module Fuel Pressure Regulator 1 Control System Circuitry Performance

Quick Answer

This diagnostic applies to internal microprocessor integrity conditions within the Engine Control Module (ECM) or an out-of-range high-pressure fuel pump actuator current. Common causes include Faulty High Pressure Fuel Pump, High Pressure Fuel Pump harness is open or shorted, High Pressure Fuel Pump 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
P163A 2016 Chevrolet Silverado indicates Control Module Fuel Pressure Regulator 1 Control System Circuitry Performance.
Common causes
Common causes include Faulty High Pressure Fuel Pump, High Pressure Fuel Pump harness is open or shorted, High Pressure Fuel Pump 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 265
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 17, 2022
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Code P163A 2016 Chevrolet Silverado Description

This diagnostic applies to internal microprocessor integrity conditions within the Engine Control Module (ECM) or an out-of-range high-pressure fuel pump actuator current. The Diagnostic Trouble Code (DTC) will be set if the ECM detects a condition with the integrated circuits of the High-Pressure Fuel Pump actuator driver module or if the ECM detects that the current used to drive the High-Pressure Fuel Pump actuator is out of range for greater than 4 s.
OBDII Code P163A 2016 Chevrolet Silverado - Control Module Fuel Pressure Regulator 1 Control System Circuitry Performance - AutoCodes.com
P163A 2016 Chevrolet Silverado Code - Control Module Fuel Pressure Regulator 1 Control System Circuitry Performance

What are the Possible Causes of the DTC P163A 2016 Chevrolet Silverado?

  • Faulty High Pressure Fuel Pump
  • High Pressure Fuel Pump harness is open or shorted
  • High Pressure Fuel Pump circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P163A 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P163A 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 P163A 2016 Chevrolet Silverado code?

Need more information on how to fix the P163A 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P163A 2016 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 P163A 2016 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P163A in a 2016 Chevrolet Silverado?

The common symptoms include rough idle, decreased fuel efficiency, and potential stalling of the vehicle.

2. What are the possible causes of OBDII code P163A in a 2016 Chevrolet Silverado?

Possible causes of this code include a faulty fuel pressure regulator, wiring issues, or a malfunctioning control module.

3. How can I diagnose OBDII code P163A in my 2016 Chevrolet Silverado?

Diagnosing this code typically involves checking the fuel pressure regulator, inspecting the wiring for any damage, and testing the control module for proper functioning.

4. Can I drive my 2016 Chevrolet Silverado with OBDII code P163A?

It is not recommended to drive your vehicle with this code, as it can lead to potential engine performance issues and further damage if left unresolved.

5. How serious is OBDII code P163A in a 2016 Chevrolet Silverado?

While the severity may vary, it is important to address this code promptly to prevent any long-term damage to the fuel system and engine components.

6. Can I reset OBDII code P163A in my 2016 Chevrolet Silverado?

Resetting the code may temporarily remove the warning light, but it is crucial to diagnose and repair the underlying issue to prevent the code from reoccurring.

7. How much does it cost to repair OBDII code P163A in a 2016 Chevrolet Silverado?

The repair costs can vary depending on the exact cause of the issue, but it is recommended to consult a professional mechanic for an accurate diagnosis and cost estimate.

8. Are there any DIY repair tips for OBDII code P163A in a 2016 Chevrolet Silverado?

While some basic troubleshooting steps can be taken, it is advisable to seek professional help for diagnosing and repairing this code to ensure proper resolution.

9. Can a faulty fuel pressure regulator cause OBDII code P163A in a 2016 Chevrolet Silverado?

Yes, a faulty fuel pressure regulator is one of the common culprits behind this code, as it can disrupt the fuel system's performance and trigger the warning.

10. How long does it take to repair OBDII code P163A in a 2016 Chevrolet Silverado?

The repair time can vary based on the extent of the issue and the availability of parts, but it is best to consult a mechanic for an accurate timeframe for the repair process.

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