AutoCodes – Chevrolet – B123E 2018 Chevrolet Silverado

B123E 2018 Chevrolet Silverado Code - Radio Keypad Button Signal Circuit

Quick Answer

The radio controls communicate radio control inputs directly to the radio through a discrete circuit for volume up, volume down, and power button. Common causes include Faulty Radio Controls, Radio Controls harness is open or shorted, Radio Controls circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: B123E 2018 Chevrolet Silverado indicates Radio Keypad Button Signal Circuit.
Common causes: Common causes include Faulty Radio Controls, Radio Controls harness is open or shorted, Radio Controls circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 199

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 19, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B123E 2018 Chevrolet Silverado Description

The radio controls communicate radio control inputs directly to the radio through a discrete circuit for volume up, volume down, and power button. It also uses a series of resistors through a signal circuit when the home, seek up, seek down and phone buttons are pressed. After receiving the message, the radio will perform the requested function. Messages communicated between the radio and the radio controls include the following: Button presses/knob rotations, Commands for the state of indicators, and Controls back-lighting. The Diagnostic Trouble Code (DTC) will be set when the radio detects an open/high resistance, short to voltage, or short to ground on the radio controls key signal circuit.

OBDII Code B123E 2018 Chevrolet Silverado - Radio Keypad Button Signal Circuit - AutoCodes.com — B123E 2018 Chevrolet Silverado Code - Radio Keypad Button Signal Circuit

What does this mean?

What are the Possible Causes of the DTC B123E 2018 Chevrolet Silverado?

Faulty Radio Controls
Radio Controls harness is open or shorted
Radio Controls circuit poor electrical connection
Faulty Radio

How to Fix the DTC B123E 2018 Chevrolet Silverado?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B123E 2018 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B123E 2018 Chevrolet Silverado code?

Need more information on how to fix the B123E 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B123E 2018 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B123E 2018 Chevrolet Silverado Code

1. What does OBDII code B123E for a 2018 Chevrolet Silverado indicate?

- OBDII code B123E in a 2018 Chevrolet Silverado specifically relates to the Radio Keypad Button Signal Circuit.

2. What are the common symptoms of OBDII code B123E in a 2018 Chevrolet Silverado?

- Common symptoms of OBDII code B123E may include non-functional radio keypad buttons or issues with the radio controls.

3. What are possible causes of OBDII code B123E in a 2018 Chevrolet Silverado?

- Possible causes of OBDII code B123E can include faulty radio keypad buttons, wiring issues, or problems with the radio control module.

4. How can I diagnose the Radio Keypad Button Signal Circuit issue in my 2018 Chevrolet Silverado?

- To diagnose the Radio Keypad Button Signal Circuit problem, you may need to perform a thorough inspection of the radio controls, check the wiring connections, and use a diagnostic scanner to retrieve specific fault codes.

5. Are there any DIY repair tips for fixing OBDII code B123E in a 2018 Chevrolet Silverado?

- DIY repair tips for addressing OBDII code B123E may involve checking and cleaning the connections of the radio keypad buttons, inspecting for any visible wiring issues, or replacing faulty components if necessary.

6. Can OBDII code B123E in a 2018 Chevrolet Silverado be fixed without professional help?

- Depending on your level of automotive expertise, you may be able to address OBDII code B123E in a 2018 Chevrolet Silverado with the help of online resources, repair guides, and basic tools. However, seeking professional assistance is recommended for complex electrical issues.

7. Is it safe to continue driving my 2018 Chevrolet Silverado with OBDII code B123E present?

- While driving with OBDII code B123E may not necessarily affect the vehicle's drivability, it is advisable to address the underlying issue promptly to prevent potential electrical malfunctions or further damage.

8. How much does it typically cost to repair OBDII code B123E in a 2018 Chevrolet Silverado at a professional auto repair shop?

- Repair costs for addressing OBDII code B123E in a 2018 Chevrolet Silverado can vary depending on the specific diagnosis, parts needed, and labor rates of the auto repair shop. It's recommended to obtain multiple quotes for an accurate estimate.

9. Can resetting the vehicle's computer system clear OBDII code B123E in a 2018 Chevrolet Silverado?

- Resetting the vehicle's computer system may temporarily clear OBDII codes, including B123E, but if the underlying issue is not addressed, the code is likely to reappear. It's essential to diagnose and fix the root cause of the problem.

10. Where can I find more information about troubleshooting OBDII code B123E in a 2018 Chevrolet Silverado?

- For more detailed information on troubleshooting OBDII code B123E in a 2018 Chevrolet Silverado, you can refer to the vehicle's service manual, online forums, or consult with a qualified automotive technician.