Engine-Codes - Cadillac - B1447 CADILLAC

B1447 CADILLAC Code - Backup Power Source

- Code Popularity: 642 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the B1447 CADILLAC Code?

  • Faulty Communication Interface Module (CIM)
  • Communication Interface Module (CIM) harness is open or shorted
  • Communication Interface Module (CIM) circuit poor electrical connection

|How to Fix the B1447 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 B1447 CADILLAC code?

Labor: 1.0

The cost to diagnose the B1447 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.

|What are B1447 CADILLAC code possible symptoms?

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

|What Does the B1447 CADILLAC Code Mean?

The Back-up Battery (BUB) provides voltage to the Communication Interface Module (CIM), to be able to successfully place a call in the event of a main battery disconnect during a collision event. The OBDII codes set when the detects no voltage from the back-up battery.

Backup Power Source

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