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AutoCodes - Generic - P1A1B

P1A1B Code - Brake System Control Module Forced Engine Running

- Code Popularity: 7,749 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1A1B?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Intake air system leak
  • Positive crankcase ventilation (PCV) system
  • Vacuum leak
  • Vacuum pump
  • Vacuum pump circuit
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How to Fix the DTC P1A1B?

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 P1A1B 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 P1A1B Description

The Anti-Lock Brake System (ABS) Module monitors for vacuum leaks. This Diagnostic Trouble Code (DTC) will set if the Anti-Lock Brake System Module detects a vacuum leak and requested the engine on.

OBDII Code P1A1B - Brake System Control Module Forced Engine Running - AutoCodes.com
P1A1B Code - Brake System Control Module Forced Engine Running

Need More Information on the Code?

Need more information on how to fix the P1A1B code? Get Access to Factory Service Manuals

Information for Specific Makes

  • P1A1B Ford Brake System Control Module Forced Engine Running
  • P1A1B Lincoln Brake System Control Module Forced Engine Running
  • P1A1B Mercury Brake System Control Module Forced Engine Running

Need Help with the Code?

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Code P1A1B comments

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