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Engine-Codes – Chevrolet – P2C05 Chevrolet

P2C05 Chevrolet Code - Intake Camshaft Profile Actuator Position Sensor 1 Circuit

Quick Answer

The P2C05 code refers to a problem with the Intake Camshaft Profile Actuator Position Sensor 1 Circuit in Chevrolet vehicles. Common causes include Faulty Intake Camshaft Profile ActuatorIntake Camshaft Profile Actuator harness is open or shortedIntake Camshaft Profile Actuator circuit poor electrical connectionFaulty Engine Control Module (ECM)Contaminated or damaged actuator pin preventing proper movement. 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
P2C05 Chevrolet indicates Intake Camshaft Profile Actuator Position Sensor 1 Circuit.
Common causes
Common causes include Faulty Intake Camshaft Profile ActuatorIntake Camshaft Profile Actuator harness is open or shortedIntake Camshaft Profile Actuator circuit poor electrical connectionFaulty Engine Control Module (ECM)Contaminated or damaged actuator pin preventing proper movement.
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.
What is this?
Table of contents Created and updated by William Orellana on May 29, 2026
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Code P2C05 Chevrolet Description

The P2C05 code refers to a problem with the Intake Camshaft Profile Actuator Position Sensor 1 Circuit in Chevrolet vehicles. This sensor is a critical component of the engine's variable valve timing (VVT) system, which allows for adjustments in the camshaft's position to optimize engine performance across different driving conditions. The sensor utilizes Hall-effect technology to monitor the position of the actuator pins that control the camshaft profile sleeve. By providing real-time feedback to the Engine Control Module (ECM), it enables the engine to switch between various camshaft profiles, such as high-lift for performance and low-lift for fuel efficiency.
OBDII Code P2C05 Chevrolet - Intake Camshaft Profile Actuator Position Sensor 1 Circuit
P2C05 Chevrolet Code - Intake Camshaft Profile Actuator Position Sensor 1 Circuit

Common Causes of P2C05 Chevrolet

  1. Faulty Intake Camshaft Profile Actuator
  2. Intake Camshaft Profile Actuator harness is open or shorted
  3. Intake Camshaft Profile Actuator circuit poor electrical connection
  4. Faulty Engine Control Module (ECM)
  5. Contaminated or damaged actuator pin preventing proper movement

Symptoms of P2C05 Chevrolet

  1. Engine Light ON (or Service Engine Soon Warning Light)
  2. Rough idling or stalling during operation
  3. Decreased engine performance or acceleration
  4. Increased fuel consumption
  5. Unusual engine noises, such as knocking or ticking

How to Fix P2C05 Chevrolet

  1. Perform a thorough diagnostic to confirm the P2C05 code and check for any additional trouble codes.
  2. Inspect the Intake Camshaft Profile Actuator and its wiring harness for signs of damage, corrosion, or loose connections.
  3. Test the Intake Camshaft Profile Actuator Position Sensor for proper operation and replace it if faulty.
  4. Check the ECM for software updates or faults and reprogram or replace as necessary.
  5. Clear the diagnostic trouble codes and conduct a road test to ensure the issue is resolved.

Cost to Fix P2C05 Chevrolet

The cost to repair the P2C05 code typically ranges from $150 to $600, depending on the specific cause of the issue. This includes parts such as the Intake Camshaft Profile Actuator and labor costs, which can vary significantly based on location, make/model, and engine type. Most shops charge between $80 and $150 per hour, with dealerships often being on the higher end of that scale and independent shops generally offering lower rates.

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Information for Specific Chevrolet Models

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.

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