Engine-CodesChevrolet – P1671 Chevrolet

P1671 Chevrolet Code - Quad Driver Module 'C' Fault Detected Conditions

Quick Answer

The P1671 code for Chevrolet vehicles indicates that a fault has been detected in the Quad Driver Module 'C'. Common causes include Faulty Quad Driver Module 'C', Short circuit or open circuit in the wiring connected to the module, Corrosion or poor connection in the electrical components. 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
P1671 Chevrolet indicates Quad Driver Module 'C' Fault Detected Conditions.
Common causes
Common causes include Faulty Quad Driver Module 'C', Short circuit or open circuit in the wiring connected to the module, Corrosion or poor connection in the electrical components.
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.
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code P1671 Chevrolet Description

The P1671 code for Chevrolet vehicles indicates that a fault has been detected in the Quad Driver Module 'C'. The Quad Driver Module is a crucial component of the engine control system that controls various actuators and solenoids in the vehicle. Module 'C' specifically refers to one of the four individual drivers within the module that is responsible for controlling specific systems within the vehicle.

OBDII Code P1671 Chevrolet - Quad Driver Module 'C' Fault Detected Conditions
P1671 Chevrolet Code - Quad Driver Module 'C' Fault Detected Conditions

Common Causes of P1671 Chevrolet

  1. Faulty Quad Driver Module 'C'
  2. Short circuit or open circuit in the wiring connected to the module
  3. Corrosion or poor connection in the electrical components
  4. Overloaded module due to excessive current draw
  5. Issues with the vehicle's powertrain control module (PCM)

Symptoms of P1671 Chevrolet

  1. Engine misfires
  2. Rough idling
  3. Stalling
  4. Reduced fuel efficiency
  5. Inability to start the vehicle

How to Fix P1671 Chevrolet

  1. Use a scan tool to diagnose the specific cause of the fault in the Quad Driver Module 'C'.
  2. Inspect the wiring and connections to the module for any signs of damage, corrosion, or poor connections.
  3. Test the Quad Driver Module 'C' to determine if it is functioning correctly or needs to be replaced.
  4. If the module is faulty, replace it with a new one and ensure it is properly calibrated and programmed to the vehicle.
  5. Clear the diagnostic trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P1671 Chevrolet

The cost of repairing a Quad Driver Module 'C' fault can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. On average, the cost of replacing the module and addressing any wiring issues can range from $200 to $500. It is important to note that labor rates can vary between $80 and $150 per hour, so the final cost may be higher or lower based on the shop's rates and the complexity of the repair. It is recommended to consult with a professional mechanic for a more accurate estimate based on the specific vehicle and location.

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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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