AutoCodes – Buick – U209F Buick

U209F Buick Code - Object Detection Control Module High Speed Communication Enable Circuit 2

Quick Answer

The Active Safety Control Module activates the object detection ignition circuit when the ignition is ON. Common causes include Faulty Active Safety Control Module, Active Safety Control Module harness is open or shorted, Active Safety Control Module circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: U209F Buick indicates Object Detection Control Module High Speed Communication Enable Circuit 2.
Common causes: Common causes include Faulty Active Safety Control Module, Active Safety Control Module harness is open or shorted, Active Safety Control Module circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 502

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 15, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U209F Buick Description

The Active Safety Control Module activates the object detection ignition circuit when the ignition is ON. The object detection ignition circuit wakes up the devices for serial data bus communication. The Diagnostic Trouble Code (DTC) will set when the Active Safety Control Module senses a short to ground on the object detection ignition circuit.

OBDII Code U209F Buick - Object Detection Control Module High Speed Communication Enable Circuit 2 - AutoCodes.com — U209F Buick Code - Object Detection Control Module High Speed Communication Enable Circuit 2

What does this mean?

What are the Possible Causes of the DTC U209F Buick?

Faulty Active Safety Control Module
Active Safety Control Module harness is open or shorted
Active Safety Control Module circuit poor electrical connection

How to Fix the DTC U209F Buick?

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 U209F Buick 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.

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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 U209F Buick Code

1. What are common symptoms of OBDII code U209F in a Buick related to the Object Detection Control Module?

- Common symptoms include issues with the vehicle's object detection system, such as malfunctioning parking sensors or adaptive cruise control.

2. What can cause the OBDII code U209F in a Buick?

- This code is typically triggered by a fault in the high-speed communication enable circuit 2 of the Object Detection Control Module.

3. How serious is the U209F OBDII code in a Buick?

- While the code itself may not directly impact the drivability of the vehicle, it can lead to issues with safety systems like parking assistance and adaptive cruise control.

4. How can I diagnose the U209F code in my Buick?

- Diagnosing the U209F code usually involves using a professional OBDII scanner to retrieve the specific fault codes and pinpoint the exact issue with the Object Detection Control Module.

5. What are some repair tips for fixing the U209F code in a Buick?

- Repairing the U209F code may involve checking the wiring connections to the Object Detection Control Module, replacing any damaged wiring, or replacing the module itself if necessary.

6. Can I continue driving my Buick with the U209F code present?

- It is generally not recommended to continue driving the vehicle with the U209F code active, as it may lead to further malfunctions in the object detection system.

7. How much does it typically cost to repair the U209F code in a Buick?

- The cost of repairing the U209F code can vary depending on the exact cause of the issue, but it may involve expenses for parts and labor at a repair shop.

8. Is the U209F OBDII code a common issue in Buick vehicles?

- While not extremely common, the U209F code can occur in Buick vehicles equipped with object detection systems that use the Object Detection Control Module.

9. Can I reset the U209F code in my Buick using an OBDII scanner?

- Yes, you can use an OBDII scanner to reset the U209F code after diagnosing and repairing the underlying issue with the Object Detection Control Module.

10. Are there any recalls or technical service bulletins related to the U209F code in Buick vehicles?

- It is recommended to check with a Buick dealership or consult online resources for any recalls or technical service bulletins related to the U209F OBDII code in specific Buick models.