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Engine-Codes – Generic – C1835

C1835 Code - Current Sense Circuit Failure

Quick Answer

The diagnostic trouble code C1835 indicates a Current Sense Circuit Failure in the vehicle. Common causes include Damaged wiring or connectors in the current sensing circuit, Faulty current sensor or sensor module, Corrosion or contamination in the electrical connections. 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
C1835 indicates Current Sense Circuit Failure.
Common causes
Common causes include Damaged wiring or connectors in the current sensing circuit, Faulty current sensor or sensor module, Corrosion or contamination in the electrical connections.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code C1835 Description

The diagnostic trouble code C1835 indicates a Current Sense Circuit Failure in the vehicle. This code typically points to a problem with the current sensing circuit, which is responsible for monitoring the electrical current flow in a specific component or system within the vehicle. The current sensing circuit plays a crucial role in ensuring that the correct amount of current is being supplied to various electrical components, such as sensors, motors, and actuators, to facilitate their proper functioning.

OBDII Code C1835 - Current Sense Circuit Failure
C1835 Code - Current Sense Circuit Failure

Common Causes of C1835

  1. Damaged wiring or connectors in the current sensing circuit
  2. Faulty current sensor or sensor module
  3. Corrosion or contamination in the electrical connections
  4. Issues with the control module or ECM
  5. Overloading of the electrical system

Symptoms of C1835

  1. Check Engine Light illuminated on the dashboard
  2. Engine hesitation or rough idling
  3. Loss of power or acceleration
  4. Electrical components not functioning properly
  5. Vehicle stalling or difficulty starting

How to Fix C1835

  1. Consult the vehicle's service manual or wiring diagram to locate the current sensing circuit and components.
  2. Inspect the wiring, connectors, and current sensor for any visible damage or corrosion.
  3. Test the current sensor and related components using a multimeter or diagnostic tool to determine if they are functioning correctly.
  4. Replace any faulty components, such as damaged wiring, sensors, or control modules.
  5. Clear the diagnostic trouble codes using a scan tool and perform a test drive to ensure the issue has been resolved.

Cost to Fix C1835

The typical repair costs for addressing a Current Sense Circuit Failure can vary depending on the specific cause of the issue and the extent of the repairs needed. On average, the repair costs for this problem can range from $150 to $400, including parts and labor. However, it is essential to note that the actual costs may be higher or lower based on factors such as the vehicle make and model, the location of the repair shop, and the complexity of the repair process. It is advisable to obtain quotes from different auto repair shops to get a more accurate estimate of the repair costs.

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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 C1835 Code

1. What are the common symptoms of OBDII code C1835 (Current Sense Circuit Failure)?

- Common symptoms include illuminated Check Engine Light, issues with vehicle stability control, ABS system malfunction, and potential loss of power steering assistance.

2. What causes OBDII code C1835 to trigger?

- This code is typically triggered by a malfunction in the current sense circuit, which monitors the electrical current flowing through a component in the vehicle's stability control system.

3. How serious is OBDII code C1835 (Current Sense Circuit Failure)?

- This code should be addressed promptly as it can affect the proper functioning of critical safety systems like ABS and stability control, potentially compromising vehicle handling and braking performance.

4. Can I continue driving with OBDII code C1835 active?

- It is not recommended to drive with this code active, as it may lead to unpredictable behavior in the vehicle's stability control and ABS systems, increasing the risk of accidents.

5. How can I diagnose OBDII code C1835?

- Proper diagnosis typically involves using a professional OBDII scanner to retrieve the code, followed by inspecting the current sense circuit components and their wiring for any signs of damage or malfunction.

6. What are some common repair tips for OBDII code C1835?

- Repair tips may include checking and repairing any damaged wiring, replacing faulty components in the current sense circuit, and ensuring proper connections and grounds are in place.

7. Can a DIY enthusiast fix OBDII code C1835 at home?

- While some basic troubleshooting steps can be performed at home, diagnosing and repairing the current sense circuit failure may require specialized tools and expertise, making it advisable to seek professional help.

8. How much does it typically cost to repair OBDII code C1835?

- Repair costs for this OBDII code can vary depending on the extent of the issue, parts needed for replacement, and labor charges. It is recommended to get estimates from trusted mechanics or repair shops.

9. How long does it take to repair OBDII code C1835?

- The repair time for this code can vary based on the exact cause of the issue and the availability of replacement parts. In some cases, it can be resolved in a few hours, while more complex issues may take longer.

10. Can OBDII code C1835 be intermittent or recurring?

- Yes, this code can sometimes be intermittent, appearing and disappearing sporadically. It is essential to address the underlying cause promptly to prevent recurring issues with the current sense circuit.

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