AutoCodes – Chevrolet – B2170 Chevrolet

B2170 Chevrolet Code - Passenger Seat Cushion Heater Sensor

Quick Answer

The heated seat temperature sensor that set this Diagnostic Trouble Code (DTC) is located in the seat cushion just under the seat cover with the seat heating element. Common causes include Faulty Passenger Seat Cushion Heater Replacement, Passenger Seat Cushion Heater Replacement harness is open or shorted, Passenger Seat Cushion Heater Replacement 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
B2170 Chevrolet indicates Passenger Seat Cushion Heater Sensor.
Common causes
Common causes include Faulty Passenger Seat Cushion Heater Replacement, Passenger Seat Cushion Heater Replacement harness is open or shorted, Passenger Seat Cushion Heater Replacement 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 5,367
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 22, 2019
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Code B2170 Chevrolet Description

The heated seat temperature sensor that set this Diagnostic Trouble Code (DTC) is located in the seat cushion just under the seat cover with the seat heating element. The Seat Heating Control Module supplies a 5 V reference voltage through the temperature sensor signal circuit and a ground through the low reference circuit to the sensor. The module monitors the voltage of the sensor signal circuit to determine the temperature of the seat. The temperature sensor varies in resistance based on the temperature of the heating element causing the signal voltage to change. Once the seat reaches the set temperature, the module will then cycle the control circuit of the heating elements ON and OFF in order to maintain the desired seat temperature based on the feedback voltage from the sensor.
OBDII Code B2170 Chevrolet - Passenger Seat Cushion Heater Sensor - AutoCodes.com
B2170 Chevrolet Code - Passenger Seat Cushion Heater Sensor

What are the Possible Causes of the DTC B2170 Chevrolet?

  • Faulty Passenger Seat Cushion Heater Replacement
  • Passenger Seat Cushion Heater Replacement harness is open or shorted
  • Passenger Seat Cushion Heater Replacement circuit poor electrical connection
  • Faulty Seat Heating Control Module

How to Fix the DTC B2170 Chevrolet?

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 B2170 Chevrolet 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 B2170 Chevrolet Code

1. What are the common symptoms of OBDII code B2170 related to the Passenger Seat Cushion Heater Sensor in a Chevrolet?

The common symptoms include a disabled passenger seat heater, an illuminated airbag warning light, and potential issues with the airbag system.

2. What are the possible causes of OBDII code B2170 in a Chevrolet, specifically related to the Passenger Seat Cushion Heater Sensor?

The code B2170 in a Chevrolet is typically caused by a faulty passenger seat cushion heater sensor or problems with the wiring and connectors associated with the sensor.

3. How can I diagnose the issue causing OBDII code B2170 in my Chevrolet related to the Passenger Seat Cushion Heater Sensor?

To diagnose the issue, you can use an OBDII scanner to read the specific code, visually inspect the wiring and connectors for any damage, and test the passenger seat cushion heater sensor for proper functionality.

4. Is it safe to drive my Chevrolet with OBDII code B2170 related to the Passenger Seat Cushion Heater Sensor?

It is generally safe to drive your Chevrolet with this code, but it is recommended to address the issue promptly to ensure the proper functioning of the passenger seat heater and airbag system.

5. Can I repair OBDII code B2170 related to the Passenger Seat Cushion Heater Sensor in my Chevrolet myself?

Depending on your automotive repair skills, you may be able to repair the issue yourself by replacing the faulty passenger seat cushion heater sensor or repairing any damaged wiring or connectors. However, professional help is recommended if you are unsure.

6. Are there any tips for repairing OBDII code B2170 in a Chevrolet related to the Passenger Seat Cushion Heater Sensor?

When repairing this code, make sure to use OEM parts for replacement, carefully follow the manufacturer's repair procedures, and clear the code after completing the repair to reset the system.

7. Will fixing OBDII code B2170 related to the Passenger Seat Cushion Heater Sensor resolve the issue with the disabled passenger seat heater in my Chevrolet?

Fixing the underlying cause of the code B2170 should resolve the issue with the disabled passenger seat heater in your Chevrolet and restore proper functionality to the system.

8. How much does it typically cost to repair OBDII code B2170 in a Chevrolet related to the Passenger Seat Cushion Heater Sensor?

The cost of repairing this code can vary depending on the extent of the issue, parts needed for replacement, and labor charges. It is recommended to consult a mechanic for an accurate cost estimate.

9. Can OBDII code B2170 related to the Passenger Seat Cushion Heater Sensor in a Chevrolet cause any long-term damage if left unrepaired?

Leaving this code unrepaired may lead to continued issues with the passenger seat heater and potentially affect the proper operation of the airbag system in the long run, so it is advisable to address the problem promptly.

10. How often does OBDII code B2170 related to the Passenger Seat Cushion Heater Sensor occur in Chevrolet vehicles?

While the occurrence of this specific code may vary, issues related to the passenger seat cushion heater sensor are not uncommon in Chevrolet vehicles equipped with this feature.

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