AutoCodes.com | All About OBDII Engine Codes
AutoCodes - Generic - C101A

C101A Code - Vacuum Pressure Sensor

- Code Popularity: 7,333 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
Share on Facebook   Share on Twitter   Share on Linkedin

What are the Possible Causes of the DTC C101A?

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 Pressure Sensor
  • Vacuum Pressure Sensor harness is open or shorted
  • Vacuum Pressure Sensor circuit poor electrical connection
⚠ Does your Car have Safety Recalls? → Check here

How to Fix the DTC C101A?

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.

Code Tech Notes

C101A:1C Vacuum Pressure Sensor: Circuit Voltage Out of Range
C101A:62 Vacuum Pressure Sensor: Signal Compare Failure
C101A:64 Vacuum Pressure Sensor: Signal Plausibility Failure

Search for C101A Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C101A 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 C101A Description

The Anti-Lock Brake System (ABS) Module monitors the Vacuum Pressure Sensor. The ABS Module sets the OBDII code when the Vacuum Pressure Sensor is not to factory specifications.

OBDII Code C101A - Vacuum Pressure Sensor - AutoCodes.com
C101A Code - Vacuum Pressure Sensor

Need More Information on the Code?

Need more information on how to fix the C101A code? Get Access to Factory Service Manuals

Information for Specific Makes

Need Help with the Code?

Get the C101A code diagnosed by a professional: Find a repair shop in your area

Code C101A comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the C101A code? Have you replaced any parts?
Any information is appreciated. Thanks