Engine-Codes - Cadillac - B1400 CADILLAC

B1400 CADILLAC Code - Control Module Supply Circuit 2

- Code Popularity: 106 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the B1400 CADILLAC Code?

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

|How to Fix the B1400 CADILLAC Code?

Start by checking 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.

|What is the cost to diagnose the B1400 CADILLAC code?

Labor: 1.0

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

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|What are B1400 CADILLAC code possible symptoms?

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

|What Does the B1400 CADILLAC Code Mean?

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).

Control Module Supply Circuit 2

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