AutoCodes – Chrysler – B1030 Chrysler

B1030 Chrysler Code - Evaporator Temperature Sensor Circuit Short To Ground

Quick Answer

The Evaporator Temperature Sensor is a variable resistor that changes in conjunction with temperature, or otherwise known as a thermistor. Common causes include Faulty Evaporator Temperature Sensor, Evaporator Temperature Sensor harness is open or shorted, Evaporator Temperature Sensor circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means
B1030 Chrysler indicates Evaporator Temperature Sensor Circuit Short To Ground.
Common causes
Common causes include Faulty Evaporator Temperature Sensor, Evaporator Temperature Sensor harness is open or shorted, Evaporator Temperature Sensor circuit poor electrical connection.
Severity
Moderate - service should be scheduled soon.
Can I drive?
The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 3,665
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 11, 2021
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Code B1030 Chrysler Description

The Evaporator Temperature Sensor is a variable resistor that changes in conjunction with temperature, or otherwise known as a thermistor. The Evaporator Temperature Sensor is located in the HVAC housing downstream of the A/C evaporator. The A/C Heater Module monitors the evaporator temperature by monitoring the voltage change of the Evaporator Temperature Sensor Signal circuit. If the monitored voltage drops below or rises above a predetermined voltage, a Diagnostic Trouble Code (DTC) will set. For further information.
OBDII Code B1030 Chrysler - Evaporator Temperature Sensor Circuit Short To Ground - AutoCodes.com
B1030 Chrysler Code - Evaporator Temperature Sensor Circuit Short To Ground

What are the Possible Causes of the DTC B1030 Chrysler?

  • Faulty Evaporator Temperature Sensor
  • Evaporator Temperature Sensor harness is open or shorted
  • Evaporator Temperature Sensor circuit poor electrical connection
  • Faulty A/C Heater Module

How to Fix the DTC B1030 Chrysler?

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 B1030 Chrysler 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 B1030 Chrysler code?

Need more information on how to fix the B1030 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1030 Chrysler code diagnosed by a professional: Find a repair shop in your area

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 B1030 Chrysler Code

1. What are the common symptoms of OBDII code B1030 Chrysler (Evaporator Temperature Sensor Circuit Short To Ground)?

- Common symptoms include issues with the air conditioning system, such as inconsistent cooling or warm air blowing from the vents.

2. What are the possible causes of OBDII code B1030 Chrysler?

- The code B1030 can be triggered by a short circuit to ground in the evaporator temperature sensor circuit, which may be caused by damaged wiring, a faulty sensor, or a poor connection.

3. How can I diagnose the OBDII code B1030 Chrysler?

- Diagnosis typically involves using a scan tool to retrieve the trouble code, inspecting the wiring and connections related to the evaporator temperature sensor, and testing the sensor itself for proper functionality.

4. Can I drive my vehicle with OBDII code B1030 Chrysler?

- It's not recommended to drive your vehicle with this code unresolved, as it may lead to further issues with the air conditioning system and affect overall vehicle performance.

5. How can I repair OBDII code B1030 Chrysler?

- Repairing this code usually involves identifying and fixing the short circuit to ground in the evaporator temperature sensor circuit, which may require repairing or replacing damaged wiring, the sensor, or related components.

6. Is it possible to reset OBDII code B1030 Chrysler without fixing the issue?

- While you can clear the trouble code with a scan tool, it's essential to address the root cause of the problem to prevent it from recurring and potentially causing more significant issues.

7. Are there any DIY tips for fixing OBDII code B1030 Chrysler?

- DIY tips may include visually inspecting the wiring for any visible damage, ensuring secure connections, and checking the sensor for proper operation. However, complex repairs may require professional assistance.

8. How much does it cost to repair OBDII code B1030 Chrysler?

- Repair costs can vary depending on the extent of the damage and whether you choose to DIY or seek professional help. It's advisable to get a diagnostic from a qualified technician for an accurate estimate.

9. Can extreme weather conditions trigger OBDII code B1030 Chrysler?

- While extreme weather conditions may not directly cause this specific code, they can contribute to wear and tear on electrical components in the vehicle, potentially leading to issues like a short circuit to ground.

10. Will OBDII code B1030 Chrysler affect my vehicle's emissions?

- While this code is related to the air conditioning system and may not directly impact emissions, it's still important to address it promptly to maintain the overall health and performance of your vehicle.

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