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AutoCodes - Generic - P257C

P257C Code - Vacuum Reservoir Control Circuit High

- Code Popularity: 3,448 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P257C?

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 Vacuum Reservoir Control
  • Vacuum Reservoir Control harness is open or shorted
  • Vacuum Reservoir Control circuit poor electrical connection
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How to Fix the DTC P257C?

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 P257C 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?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P257C Description

The Engine Control Module (ECM) monitors the Vacuum Reservoir Control Circuit signal. The ECM sets the OBDII code when the Vacuum Reservoir Control Circuit signal is out of factory specifications.

OBDII Code P257C - Vacuum Reservoir Control Circuit High - AutoCodes.com
P257C Code - Vacuum Reservoir Control Circuit High

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Code P257C comments

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