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C0171 Chevrolet Code - TCS Pilot Valve Circuit Malfunction

- Code Popularity: 1,167 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC C0171 Chevrolet?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty TCS Pilot Valve Solenoid
  • TCS Pilot Valve Solenoid harness is open or shorted
  • TCS Pilot Valve Solenoid circuit poor electrical connection
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How to Fix the DTC C0171 Chevrolet?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0171 Chevrolet code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

Code C0171 Chevrolet Description

The Master Cylinder Isolation Valve, or TCS Prime Valve Solenoid circuits are supplied with battery power when the ignition is in the RUN position. The Electronic Brake Control Module (EBCM) controls the valve functions by grounding the circuit when necessary.

OBDII Code C0171 Chevrolet - TCS Pilot Valve Circuit Malfunction - AutoCodes.com
C0171 Chevrolet Code - TCS Pilot Valve Circuit Malfunction

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Code C0171 Chevrolet comments

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