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Engine-Codes – Generic – P2C08

P2C08 Code - Intake Camshaft Profile Actuator Position Sensor 1 Circuit High Voltage

Quick Answer

The P2C08 code indicates a problem with the Intake Camshaft Profile Actuator Position Sensor 1 Circuit, specifically signaling high voltage. Common causes include Faulty Intake Camshaft Profile Actuator, Intake Camshaft Profile Actuator harness is open or shorted, Poor electrical connection in the Intake Camshaft Profile Actuator circuit. 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
P2C08 indicates Intake Camshaft Profile Actuator Position Sensor 1 Circuit High Voltage.
Common causes
Common causes include Faulty Intake Camshaft Profile Actuator, Intake Camshaft Profile Actuator harness is open or shorted, Poor electrical connection in the Intake Camshaft Profile Actuator circuit.
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 P2C08 Description

The P2C08 code indicates a problem with the Intake Camshaft Profile Actuator Position Sensor 1 Circuit, specifically signaling high voltage. This sensor is crucial for the Engine Control Module (ECM) as it monitors the position of the actuator pins that control the camshaft profile sleeve. The actuator is responsible for adjusting the camshaft's lift profile, allowing the engine to optimize performance, fuel efficiency, and emissions based on varying driving conditions. The Hall-effect technology utilized by the sensor detects the position of the actuator pin, providing real-time feedback to the ECM about whether the mechanism is retracted, extending, or fully extended.
OBDII Code P2C08 - Intake Camshaft Profile Actuator Position Sensor 1 Circuit High Voltage
P2C08 Code - Intake Camshaft Profile Actuator Position Sensor 1 Circuit High Voltage

Common Causes of P2C08

  1. Faulty Intake Camshaft Profile Actuator
  2. Intake Camshaft Profile Actuator harness is open or shorted
  3. Poor electrical connection in the Intake Camshaft Profile Actuator circuit
  4. Faulty Engine Control Module (ECM)
  5. Contamination or mechanical wear affecting the actuator or sensor

Symptoms of P2C08

  1. Engine Light ON (or Service Engine Soon Warning Light)
  2. Reduced engine performance and acceleration
  3. Rough idle or engine stalling
  4. Poor fuel economy
  5. Increased emissions or failed emissions test

How to Fix P2C08

  1. Perform a visual inspection of the wiring and connectors associated with the Intake Camshaft Profile Actuator for any signs of damage or corrosion.
  2. Test the Intake Camshaft Profile Actuator Position Sensor using a multimeter to check for proper voltage and resistance readings.
  3. If the sensor is faulty, replace the Intake Camshaft Profile Actuator Position Sensor with a new, OEM-quality part.
  4. Inspect and repair any damaged wiring or poor connections found during the visual inspection.
  5. Clear the diagnostic trouble codes and perform a road test to ensure the issue has been resolved and the engine operates smoothly.

Cost to Fix P2C08

The cost to diagnose and repair the P2C08 code typically ranges from $200 to $600, depending on the specific repairs needed. Replacement parts, such as the Intake Camshaft Profile Actuator Position Sensor, can cost between $100 and $300, while labor costs can vary significantly based on location, vehicle make and model, and shop rates, which generally range from $80 to $150 per hour. Dealerships may charge higher rates, while independent shops may offer lower prices.

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Code P2C08 Information for Specific Makes

  • P2C08 Chevrolet — Intake Camshaft Profile Actuator Position Sensor 1 Circuit High Voltage
  • P2C08 GMC — Intake Camshaft Profile Actuator Position Sensor 1 Circuit High Voltage
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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