AutoCodes – Toyota – C1930 Toyota

C1930 Toyota Code - Open In Front Metal Board Temperature Sensor Circuit

Quick Answer

The Front Active Stabilizer Control ECU consists of a metal board, control board, power source IC, step-up circuit, Electrically Erasable Programmable Read-Only Memory (EEPROM), and other parts. Common causes include Faulty Front Active Stabilizer Control ECU, Faulty Front Active Stabilizer Relay, Faulty Rear Active Stabilizer Relay. 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
C1930 Toyota indicates Open In Front Metal Board Temperature Sensor Circuit.
Common causes
Common causes include Faulty Front Active Stabilizer Control ECU, Faulty Front Active Stabilizer Relay, Faulty Rear Active Stabilizer Relay.
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 739
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 05, 2020
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Code C1930 Toyota Description

The Front Active Stabilizer Control ECU consists of a metal board, control board, power source IC, step-up circuit, Electrically Erasable Programmable Read-Only Memory (EEPROM), and other parts. If a problem occurs in the Front Active Stabilizer Control ECU and PIG power source circuit, a Diagnostic Trouble Code (DTC) is stored.
OBDII Code C1930 Toyota - Open In Front Metal Board Temperature Sensor Circuit - AutoCodes.com
C1930 Toyota Code - Open In Front Metal Board Temperature Sensor Circuit

What are the Possible Causes of the DTC C1930 Toyota?

  • Faulty Front Active Stabilizer Control ECU
  • Faulty Front Active Stabilizer Relay
  • Faulty Rear Active Stabilizer Relay
  • Front Active Stabilizer Control ECU harness is open or shorted
  • Front Active Stabilizer Control ECU circuit poor electrical connection

How to Fix the DTC C1930 Toyota?

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 C1930 Toyota 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 C1930 Toyota code?

Need more information on how to fix the C1930 Toyota code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1930 Toyota 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 C1930 Toyota Code

1. What are the common symptoms of an OBDII code C1930 in a Toyota related to an open in the front metal board temperature sensor circuit?

- Common symptoms include inaccurate temperature readings on the dashboard, issues with climate control, and potential warning lights on the instrument panel.

2. What are some possible causes of an open in the front metal board temperature sensor circuit in a Toyota?

- Causes may include damaged wiring, a faulty temperature sensor, poor electrical connections, or corrosion in the circuit.

3. How can I diagnose the root cause of an open circuit related to the front metal board temperature sensor in my Toyota?

- Use a multimeter to check for continuity in the circuit, inspect the wiring for any visible damage, and test the temperature sensor for proper functionality.

4. Is it safe to continue driving my Toyota with an OBDII code C1930 indicating an open in the front metal board temperature sensor circuit?

- It is not recommended to drive the vehicle with this issue as it can affect the accuracy of temperature control systems and potentially lead to other problems.

5. Can I repair an open circuit issue related to the front metal board temperature sensor in my Toyota myself?

- Depending on your experience with automotive electronics and wiring, you may be able to repair the issue yourself by identifying and fixing the open circuit, replacing damaged components, and ensuring proper connections.

6. Are there any specific tools or equipment I need to address an open circuit in the front metal board temperature sensor circuit of my Toyota?

- You may need a multimeter to test for continuity, wiring diagrams for your vehicle, basic hand tools for accessing components, and possibly a soldering iron if repairs are needed.

7. How much does it typically cost to repair an open in the front metal board temperature sensor circuit in a Toyota at a professional auto repair shop?

- Costs can vary depending on the extent of the damage, the cost of replacement parts, and the labor rates of the repair shop, but it may range from a few hundred to over a thousand dollars.

8. Can an open circuit issue related to the front metal board temperature sensor cause other problems in my Toyota?

- Yes, unresolved issues with the temperature sensor circuit can lead to poor climate control performance, reduced fuel efficiency, and potential damage to other related components over time.

9. Is the front metal board temperature sensor circuit a critical component in the overall performance and safety of my Toyota?

- While it may not directly impact safety, the temperature sensor circuit plays a crucial role in maintaining the optimal operating temperature of the vehicle's systems, which can affect performance and longevity.

10. How long does it typically take to repair an open in the front metal board temperature sensor circuit in a Toyota?

- The repair time can vary depending on the accessibility of the components, the complexity of the circuit, and the expertise of the technician, but it may range from a few hours to a full day at the repair shop.

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