Engine-Codes - Generic - B144C

B144C Code - Inverted Run/Start Power Relay Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

|B144C code possible causes

  • Faulty Inverted Run/Start Power Relay
  • Inverted Run/Start Power Relay harness is open or shorted
  • Inverted Run/Start Power Relay circuit poor electrical connection
  • Faulty Steering Column Lock Module

|How is the B144C code repair?

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.

|B144C code tech notes

B144C 01 Inverted Run/Start Power Relay Circuit Short to Battery
B144C 06 Inverted Run/Start Power Relay Circuit Low Voltage/Open

|What is the cost to diagnose the B144C code

Labor: 1.0

The cost to diagnose the B144C 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 B144C code possible symptoms?

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

|What is B144C code meaning?

The vehicle theft deterrent subsystem provides the capability to lock or unlock the steering column electrically. The Steering Column Lock Module is allowed to unlock when power mode transitions to a non off power mode and an authenticated driver identification device is present. Once the column is unlocked, a crank request can be allowed.

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|B144C code information for specific makes

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