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B1400 Buick Code - Control Module Supply Circuit 2

- Code Popularity: 211 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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Code B1400 Buick Possible Causes

  • Low battery voltage
  • Faulty Control Module
  • Control Module harness is open or shorted
  • Control Module circuit poor electrical connection

How do I Fix the Code B1400 Buick?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Does your Buick have Safety Recalls? → Check here

What is the Cost to Diagnose the Code B1400 Buick?

Labor: 1.0

The cost of diagnosing the B1400 Buick code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

What are Code B1400 Buick Possible Symptoms?

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

Code B1400 Buick Description

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. Damage to components, and incorrect data can occur when the voltage is out of range. The vehicle has multiple Control Modules that will set this Diagnostic Trouble Code (DTC).

OBDII Code B1400 Buick - Control Module Supply Circuit 2 -
B1400 Buick Code - Control Module Supply Circuit 2

Need More Information on the B1400 Buick Code?

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Need Help with the B1400 Buick Code?

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Code B1400 Buick comments

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