AutoCodes – Generic – U0235

U0235 Code - Lost Communication with Cruise Control Front Distance Range Sensor

Quick Answer

The Controller Area Network (CAN) is a standard bus system in vehicles that enables the connection of automotive devices without the need for a host computer. Common causes include Faulty Controller Area Network (CAN) Communication System, Faulty Cruise Control Front Distance Range Sensor, Cruise Control Front Distance Range Sensor harness is open or shorted. 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
U0235 indicates Lost Communication with Cruise Control Front Distance Range Sensor.
Common causes
Common causes include Faulty Controller Area Network (CAN) Communication System, Faulty Cruise Control Front Distance Range Sensor, Cruise Control Front Distance Range Sensor harness is open or shorted.
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 32,864
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 27, 2023
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Code U0235 Description

The Controller Area Network (CAN) is a standard bus system in vehicles that enables the connection of automotive devices without the need for a host computer. The exchange of operating information and commands among devices is facilitated by pre-programmed information about the required message exchange on the serial data circuits. Communication is carried out using two dedicated wires, known as CAN high and CAN low, with both lines carrying 2.5V when the CAN bus is in idle mode. During the transmission of data bits, the CAN high line increases to 3.75V while the CAN low drops to 1.25V, creating a 2.5V differential between the lines. Since communication relies on a voltage differential between the two bus lines, the CAN bus is NOT sensitive to inductive spikes, electrical fields, or other noise. The Diagnostic Trouble Code (DTC) sets when a periodic message from the Cruise Control Front Distance Range Sensor has not been received.
OBDII Code U0235 - Lost Communication with Cruise Control Front Distance Range Sensor - AutoCodes.com
U0235 Code - Lost Communication with Cruise Control Front Distance Range Sensor

What are the Possible Causes of the DTC U0235?

  • Faulty Controller Area Network (CAN) Communication System
  • Faulty Cruise Control Front Distance Range Sensor
  • Cruise Control Front Distance Range Sensor harness is open or shorted
  • Cruise Control Front Distance Range Sensor circuit poor electrical connection

How to Fix the DTC U0235?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U0235 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 U0235 code?

Need more information on how to fix the U0235 code? Get Access to Factory Service Manuals

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Get the U0235 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

  • U0235 Ford β€” Lost Communication with Cruise Control Front Distance Range Sensor
  • U0235 Infiniti β€” Lost Communication with Cruise Control Front Distance Range Sensor
  • U0235 Lexus β€” Lost Communication with Cruise Control Front Distance Range Sensor
  • U0235 Lincoln β€” Lost Communication with Cruise Control Front Distance Range Sensor
  • U0235 Mercury β€” Lost Communication with Cruise Control Front Distance Range Sensor
  • U0235 Nissan β€” Lost Communication with Cruise Control Front Distance Range Sensor
  • U0235 Toyota β€” Lost Communication with Cruise Control Front Distance Range Sensor
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 U0235 Code

1. What are common symptoms of OBDII code U0235 related to the Cruise Control Front Distance Range Sensor?

- Common symptoms include the cruise control not working, the distance range sensor malfunctioning, and the vehicle not maintaining a consistent speed.

2. What are some possible causes of OBDII code U0235 being triggered?

- Possible causes include a faulty cruise control front distance range sensor, damaged wiring or connectors, a blown fuse, or issues with the vehicle's electronic control module.

3. How can I diagnose the issue causing OBDII code U0235 to appear?

- You can diagnose the issue by performing a visual inspection of the sensor and its wiring, checking for blown fuses, using a diagnostic scanner to read the code and pinpoint the problem, and conducting a thorough system test.

4. Is it safe to continue driving with OBDII code U0235 present?

- It is generally not recommended to continue driving with this code active, as it can affect the functionality of the cruise control system and potentially lead to other issues with the vehicle's performance.

5. Can I repair OBDII code U0235 on my own, or should I seek professional help?

- Depending on your experience and knowledge, you may be able to address the issue yourself by inspecting the sensor and wiring, checking the fuse, and making necessary repairs. However, if you are unsure or uncomfortable with the task, it is best to seek professional help.

6. Are there any specific repair tips for fixing OBDII code U0235 related to the Cruise Control Front Distance Range Sensor?

- Some repair tips include checking and cleaning the sensor connectors, ensuring proper wiring connections, replacing a faulty sensor if needed, and resetting the error code to see if the issue is resolved.

7. How much does it typically cost to repair OBDII code U0235?

- The cost of repairing this code can vary depending on the specific cause of the issue, the parts needed for replacement, and whether you choose to do the repairs yourself or seek help from a professional mechanic. Costs can range from relatively low for DIY repairs to higher for professional assistance.

8. Will fixing OBDII code U0235 affect the overall performance of my vehicle?

- Fixing this code should help restore the proper functioning of the cruise control system and ensure that the vehicle maintains consistent speed and distance range control, ultimately improving overall performance and driving experience.

Discuss the causes and fixes for U0235 OBDII Code

  • I have Toyota Harrier ZSU60# and shows PCS light. I have checked the vehicle a dealer and they found DTC U0235 code. They suggested to replace Millimeter Wave Radar Sensor. Any idea??

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