AutoCodesCadillac – P0C82 Cadillac

P0C82 Cadillac Code - Hybrid/EV Battery Temperature Sensor 8 Performance

Quick Answer

Hybrid/EV Battery Temperature Sensors are used to monitor the battery temperature. Common causes include Faulty Hybrid/EV Battery Assembly, Hybrid/EV Battery Assembly harness is open or shorted, Hybrid/EV Battery Assembly 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
P0C82 Cadillac indicates Hybrid/EV Battery Temperature Sensor 8 Performance.
Common causes
Common causes include Faulty Hybrid/EV Battery Assembly, Hybrid/EV Battery Assembly harness is open or shorted, Hybrid/EV Battery Assembly 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 380
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 22, 2024
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Code P0C82 Cadillac Description

Hybrid/EV Battery Temperature Sensors are used to monitor the battery temperature. The non-serviceable battery temperature sensors are located within the battery sections. Two temperature sensors are located in each battery section. The temperature sensor is a variable resistor that measures the temperature of the battery cell group. The hybrid/EV interface control module supplies 5 V to the signal circuit and is a ground for the low reference circuit. The battery temperature sensor resistance changes with battery temperature. As the temperature decreases, the sensor resistance increases. As the temperature increases, the sensor resistance decreases.
Each Hybrid/EV Battery Interface Control Module communicates the temperature sensor values to the Hybrid/EV Powertrain Control Module via serial data.
The Hybrid/EV Powertrain Control Module uses the battery temperature sensors to determine the Hybrid/EV Battery Module temperature in order to control the battery cooling system operation.
The Diagnostic Trouble Code (DTC) will be set when the difference between a single battery temperature sensor and an average of the other battery temperature sensors is greater than 25°C (45°F).
OBDII Code P0C82 Cadillac - Hybrid/EV Battery Temperature Sensor 8 Performance - AutoCodes.com
P0C82 Cadillac Code - Hybrid/EV Battery Temperature Sensor 8 Performance

What are the Possible Causes of the DTC P0C82 Cadillac?

  • Faulty Hybrid/EV Battery Assembly
  • Hybrid/EV Battery Assembly harness is open or shorted
  • Hybrid/EV Battery Assembly circuit poor electrical connection
  • Faulty Hybrid/EV Battery Interface Control Module

How to Fix the DTC P0C82 Cadillac?

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 P0C82 Cadillac 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.

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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 P0C82 Cadillac Code

1. What are common symptoms of OBDII code P0C82 in a Cadillac Hybrid/EV vehicle?

- Common symptoms include poor fuel efficiency, reduced power, and potential check engine light illumination.

2. What does the OBDII code P0C82 Cadillac indicate?

- The code P0C82 indicates an issue with Hybrid/EV Battery Temperature Sensor 8 performance in a Cadillac.

3. What are possible causes of OBDII code P0C82 in a Cadillac Hybrid/EV vehicle?

- Possible causes include a faulty temperature sensor, wiring issues, or problems with the hybrid/EV battery itself.

4. How can I diagnose the OBDII code P0C82 in my Cadillac?

- Diagnosing the code may require using an OBDII scanner to read the code, checking the hybrid/EV battery temperature sensor, and inspecting related wiring.

5. Can I continue driving my Cadillac with the OBDII code P0C82 present?

- It is not recommended to continue driving with the code present, as it can lead to further damage to the hybrid/EV system.

6. How can I repair OBDII code P0C82 in my Cadillac Hybrid/EV vehicle?

- Repairing the issue may involve replacing the faulty Hybrid/EV Battery Temperature Sensor 8, repairing any damaged wiring, or addressing battery issues.

7. Is it safe to attempt DIY repairs for OBDII code P0C82 in a Cadillac?

- DIY repairs are possible for some aspects, such as sensor replacement, but complex battery-related issues should be handled by professionals.

8. Are there any preventive maintenance tips to avoid OBDII code P0C82 in a Cadillac Hybrid/EV?

- Regularly inspecting the hybrid/EV system, following recommended maintenance schedules, and addressing any warning signs promptly can help prevent this code.

9. How long does it typically take to repair OBDII code P0C82 in a Cadillac?

- The repair time can vary depending on the exact cause of the issue, but it may take a few hours to a day for diagnosis and repair.

10. Will resetting the OBDII code P0C82 clear the issue permanently?

- Resetting the code may temporarily clear the check engine light, but if the underlying issue is not addressed, the code is likely to reappear.

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