Engine-Codes - Generic - P0A7B

P0A7B Code - Battery Energy Control Module Requested MIL Illumination

- Code Popularity: 6,107 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the P0A7B Code?

  • Faulty Battery Energy Control Module
  • Battery Energy Control Module harness is open or shorted
  • Battery Energy Control Module circuit poor electrical connection

|How to Fix the P0A7B 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 P0A7B code?

Labor: 1.0

The cost to diagnose the P0A7B 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 P0A7B code possible symptoms?

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

|What Does the P0A7B Code Mean?

The Engine Control Module (ECM) monitors the Battery Energy Control Module. The ECM sets the OBDII code when the Battery Energy Control Module is not to factory specifications.

Battery Energy Control Module Requested MIL Illumination

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