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P0C35 2018 Chevrolet Silverado Code - Hybrid/EV Battery Temperature Sensor 6 Circuit Low Voltage

Quick Answer

The P0C35 diagnostic trouble code (DTC) indicates a low voltage condition detected in the Hybrid/EV Battery Temperature Sensor 6 circuit of a 2018 Chevrolet Silverado. Common causes include Faulty battery temperature sensor 6, Damaged wiring or connectors in the temperature sensor circuit, Poor electrical connections or corrosion at the sensor or connector points. 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
P0C35 2018 Chevrolet Silverado indicates Hybrid/EV Battery Temperature Sensor 6 Circuit Low Voltage.
Common causes
Common causes include Faulty battery temperature sensor 6, Damaged wiring or connectors in the temperature sensor circuit, Poor electrical connections or corrosion at the sensor or connector points.
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 Oct 21, 2024
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Code P0C35 2018 Chevrolet Silverado Description

The P0C35 diagnostic trouble code (DTC) indicates a low voltage condition detected in the Hybrid/EV Battery Temperature Sensor 6 circuit of a 2018 Chevrolet Silverado. This code is particularly relevant for hybrid and electric vehicles, as it pertains to the monitoring of battery temperature, which is crucial for optimal performance and safety. The battery management system relies on accurate temperature readings to regulate charging and discharging cycles, ensuring that the battery operates within its designed thermal limits.

OBDII Code P0C35 2018 Chevrolet Silverado - Hybrid/EV Battery Temperature Sensor 6 Circuit Low Voltage
P0C35 2018 Chevrolet Silverado Code - Hybrid/EV Battery Temperature Sensor 6 Circuit Low Voltage

Common Causes of P0C35 2018 Chevrolet Silverado

  1. Faulty battery temperature sensor 6.
  2. Damaged wiring or connectors in the temperature sensor circuit.
  3. Poor electrical connections or corrosion at the sensor or connector points.
  4. Software glitches in the vehicle's battery management system.
  5. Malfunctioning battery management system itself.

Symptoms of P0C35 2018 Chevrolet Silverado

  1. Reduced power output or acceleration.
  2. Warning lights illuminated on the dashboard, such as the check engine light.
  3. Increased battery temperature readings or erratic temperature gauge behavior.
  4. Decreased fuel efficiency or electric range.
  5. Vehicle entering limp mode or reduced performance mode.

How to Fix P0C35 2018 Chevrolet Silverado

  1. Diagnostic Verification: Begin by using an OBD-II scanner to confirm the P0C35 code and check for any additional codes that may provide more context.
  2. Visual Inspection: Inspect the wiring and connectors associated with the battery temperature sensor for signs of damage, corrosion, or loose connections.
  3. Sensor Testing: Test the battery temperature sensor with a multimeter to verify its resistance and voltage output against manufacturer specifications.
  4. Repair or Replace: If the sensor is faulty, replace it with a new one. If wiring issues are found, repair or replace damaged wires and ensure all connections are secure.
  5. Clear Codes and Test Drive: After repairs, clear the DTCs using the OBD-II scanner and conduct a test drive to ensure the issue is resolved and the code does not reappear.

Cost to Fix P0C35 2018 Chevrolet Silverado

The typical repair costs for addressing a P0C35 code can range from $150 to $600, depending on the specific repairs needed. This estimate includes parts and labor, with the cost of a new battery temperature sensor generally falling between $50 and $200. Labor costs can vary significantly based on location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour; however, rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It is advisable to check local rates for a more precise estimate.

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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 P0C35 2018 Chevrolet Silverado Code

1. What does the OBDII code P0C35 mean on a 2018 Chevrolet Silverado?

The P0C35 code indicates a "Hybrid/EV Battery Temperature Sensor 6 Circuit Low Voltage," meaning the sensor for monitoring battery temperature in that circuit is reporting a voltage lower than expected.

2. What are the symptoms of code P0C35 on a 2018 Chevrolet Silverado?

Symptoms may include an illuminated check engine light, reduced hybrid/EV performance, overheating of the battery system, and possible activation of fail-safe or limp mode.

3. What causes code P0C35 to appear on my 2018 Chevrolet Silverado?

Common causes include a faulty temperature sensor, damaged wiring or connectors in the sensor circuit, a malfunctioning hybrid/EV battery control module, or a software issue.

4. Can I still drive my 2018 Chevrolet Silverado with code P0C35?

Driving with this code is not recommended, as it may lead to battery overheating or reduced vehicle performance. Address the issue promptly to avoid further damage.

5. How do I diagnose the P0C35 code on my 2018 Chevrolet Silverado?

Diagnosis involves checking the sensor and its wiring for damage, testing the voltage and resistance of the circuit, and using a scan tool to monitor sensor data and confirm the problem.

6. How much does it cost to fix code P0C35 on a 2018 Chevrolet Silverado?

Repair costs vary depending on the issue. Replacing a temperature sensor may cost $100–$300, while wiring repairs or control module replacement could cost more.

7. Can a software update resolve the P0C35 code?

In some cases, a software update for the hybrid/EV battery control module may resolve the issue if it is caused by a programming error.

8. What tools are needed to fix the P0C35 code?

You may need a scan tool capable of reading hybrid/EV system data, a multimeter for testing voltage and resistance, and basic hand tools for accessing the sensor and wiring.

9. How can I prevent code P0C35 from recurring on my 2018 Chevrolet Silverado?

Regularly inspect the hybrid/EV battery system, keep connectors clean and secure, and ensure proper cooling of the battery to prevent sensor or circuit issues.

10. Does the P0C35 code mean my hybrid/EV battery is failing?

Not necessarily. The code typically points to a problem with the temperature sensor or its circuit rather than the battery itself. However, ignoring the issue could lead to battery damage over time.

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