AutoCodes – Generic – C1935

C1935 Code - Front Control Board Overheat

Quick Answer

The Front Active Stabilizer Control ECU consists of a metal board, control board, power source IC, step-up circuit, Electrically Erasable Programmable Read-Only Memory (EEPROM), and other parts. Common causes include Faulty Front Active Stabilizer Control ECU, Front Active Stabilizer Control ECU harness is open or shorted, Front Active Stabilizer Control ECU 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: C1935 indicates Front Control Board Overheat.
Common causes: Common causes include Faulty Front Active Stabilizer Control ECU, Front Active Stabilizer Control ECU harness is open or shorted, Front Active Stabilizer Control ECU 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 4,559

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 Dec 05, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1935 Description

OBDII Code C1935 - Front Control Board Overheat - AutoCodes.com — C1935 Code - Front Control Board Overheat

What does this mean?

What are the Possible Causes of the DTC C1935?

Faulty Front Active Stabilizer Control ECU
Front Active Stabilizer Control ECU harness is open or shorted
Front Active Stabilizer Control ECU circuit poor electrical connection

How to Fix the DTC C1935?

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 C1935 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 C1935 code?

Need more information on how to fix the C1935 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1935 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C1935 Lexus — Front Control Board Overheat
C1935 Toyota — Front Control Board Overheat

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 C1935 Code

1. What are the common symptoms of OBDII code C1935 (Front Control Board Overheat)?

- Common symptoms include warning lights on the dashboard, loss of communication with the front control board, and potential overheating issues.

2. What can cause the Front Control Board Overheat (C1935) code to trigger?

- The code C1935 can be triggered by excessive heat generated within the front control board due to high electrical loads or faulty components.

3. How serious is the OBDII code C1935 (Front Control Board Overheat)?

- This code should be addressed promptly to prevent potential damage to the front control board and ensure proper functioning of the vehicle's systems.

4. What are the possible repair tips for OBDII code C1935 (Front Control Board Overheat)?

- Repair tips may include checking and repairing any electrical faults, ensuring proper cooling system function, and replacing any damaged components in the front control board.

5. Can driving with the C1935 code (Front Control Board Overheat) cause further damage to the vehicle?

- Continuing to drive with this code may lead to further overheating of the front control board, potentially causing permanent damage and affecting the vehicle's performance.

6. How can a mechanic diagnose the OBDII code C1935 (Front Control Board Overheat)?

- A mechanic can use a diagnostic scanner to read the code, inspect the front control board for signs of overheating, and perform electrical tests to identify the root cause.

7. Are there any preventive measures to avoid triggering the C1935 code (Front Control Board Overheat)?

- Regular maintenance, avoiding overloading electrical circuits, and promptly addressing any warning lights or abnormal behavior can help prevent the code from triggering.

8. Can weather conditions or environmental factors contribute to the Front Control Board Overheat (C1935) code?

- Extreme temperatures, humidity, or prolonged exposure to direct sunlight can contribute to heat buildup in the front control board and potentially trigger the code.

9. Is it safe to attempt DIY repairs for the OBDII code C1935 (Front Control Board Overheat)?

- Due to the complexity of electrical systems and the risk of damage, it is recommended to seek professional help for diagnosing and repairing the C1935 code.

10. How much does it cost to repair the OBDII code C1935 (Front Control Board Overheat)?

- The cost of repair can vary depending on the extent of the damage, parts needed for replacement, and labor charges. It is advisable to consult a mechanic for an accurate estimate.