AutoCodes – KIA – P1837 KIA

P1837 KIA Code - Vehicle Variant Can Not Be Detected

Quick Answer

The 4WD ECU gets some data from ECU and TCU through CAN line communication. Common causes include Faulty Anti-Lock Brake System (ABS) Module, Anti-Lock Brake System Module harness is open or shorted, Anti-Lock Brake System 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: P1837 KIA indicates Vehicle Variant Can Not Be Detected.
Common causes: Common causes include Faulty Anti-Lock Brake System (ABS) Module, Anti-Lock Brake System Module harness is open or shorted, Anti-Lock Brake System 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 5,384

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 Aug 21, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P1837 KIA Description

The 4WD ECU gets some data from ECU and TCU through CAN line communication. And it controls 4WD coupling according to each vehicle's status. If the relative data in the ECU and ABS (ESC) module doesn't correspond with the data in the 4WD ECU, the 4WD ECU sets P1837 and lets a warning lamp turn on.

OBDII Code P1837 KIA - Vehicle Variant Can Not Be Detected - AutoCodes.com — P1837 KIA Code - Vehicle Variant Can Not Be Detected

What does this mean?

What are the Possible Causes of the DTC P1837 KIA?

Faulty Anti-Lock Brake System (ABS) Module
Anti-Lock Brake System Module harness is open or shorted
Anti-Lock Brake System Module circuit poor electrical connection

How to Fix the DTC P1837 KIA?

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 P1837 KIA 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 P1837 KIA code?

Need more information on how to fix the P1837 KIA code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1837 KIA 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 P1837 KIA Code

1. What are the common symptoms of OBDII code P1837 in a KIA vehicle?

- Common symptoms of code P1837 include difficulty starting the vehicle, reduced engine performance, and potential stalling while driving.

2. What does the OBDII code P1837 in a KIA indicate?

- OBDII code P1837 in a KIA indicates that the vehicle's variant cannot be detected by the on-board diagnostic system.

3. What are the possible causes of OBDII code P1837 in a KIA?

- Possible causes of code P1837 include a faulty transmission control module (TCM), wiring issues, or a defective variant coding plug.

4. How can I diagnose the OBDII code P1837 in my KIA?

- Diagnosing code P1837 typically involves using a diagnostic scanner to retrieve the code, checking the variant coding plug for proper connection, and inspecting the TCM and related wiring.

5. Can I still drive my KIA with OBDII code P1837 present?

- It is not recommended to drive your KIA with code P1837 present, as it can lead to potential performance issues and safety concerns while on the road.

6. How can I repair OBDII code P1837 in my KIA?

- Repairing code P1837 may involve reprogramming the TCM, replacing the variant coding plug, or addressing any wiring issues identified during diagnosis.

7. Is it possible to reset OBDII code P1837 in a KIA without professional help?

- While it may be possible to clear the code temporarily using an OBDII scanner, it is essential to address the underlying issue causing code P1837 to prevent it from returning.

8. Can a DIY enthusiast fix OBDII code P1837 in a KIA?

- Depending on the root cause of code P1837, a DIY enthusiast with automotive repair experience may be able to address the issue by following manufacturer guidelines and using appropriate tools.

9. How much does it typically cost to repair OBDII code P1837 in a KIA?

- The cost of repairing code P1837 in a KIA can vary depending on the specific cause of the issue, but it may involve expenses related to parts replacement, labor, and diagnostic services.

10. How long can I safely wait before addressing OBDII code P1837 in my KIA?

- It is recommended to address code P1837 in your KIA as soon as possible to avoid potential drivability issues and prevent further damage to the vehicle's components.