AutoCodes – Toyota – C1425 2018 Toyota RAV4

C1425 2018 Toyota RAV4 Code - Open In Stop Light Switch Circuit

Quick Answer

The Skid Control ECU (Actuator Assembly) detects the brake operating conditions through a signal transmitted by the stop light switch. Common causes include Stop Lamp Fuse, Faulty Stop Light Switch, Stop Light Switch harness is open or shorted. 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: C1425 2018 Toyota RAV4 indicates Open In Stop Light Switch Circuit.
Common causes: Common causes include Stop Lamp Fuse, Faulty Stop Light Switch, Stop Light Switch harness is open or shorted.
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 492

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jan 29, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1425 2018 Toyota RAV4 Description

The Skid Control ECU (Actuator Assembly) detects the brake operating conditions through a signal transmitted by the stop light switch. The Skid Control ECU (Actuator Assembly) incorporates a circuit to detect an open circuit. This Diagnostic Trouble Code (DTC) is output when an open circuit is detected in the stop light signal input line.

OBDII Code C1425 2018 Toyota RAV4 - Open In Stop Light Switch Circuit - AutoCodes.com — C1425 2018 Toyota RAV4 Code - Open In Stop Light Switch Circuit

What does this mean?

What are the Possible Causes of the DTC C1425 2018 Toyota RAV4?

Stop Lamp Fuse
Faulty Stop Light Switch
Stop Light Switch harness is open or shorted
Stop Light Switch circuit poor electrical connection
Faulty Skid Control ECU (Actuator Assembly)

How to Fix the DTC C1425 2018 Toyota RAV4?

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 C1425 2018 Toyota RAV4 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 C1425 2018 Toyota RAV4 code?

Need more information on how to fix the C1425 2018 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 C1425 2018 Toyota RAV4 Code

1. What are the common symptoms of OBDII code C1425 in a 2018 Toyota RAV4?

- The common symptoms include the brake warning light staying on, cruise control not working, and potentially issues with the vehicle stability control system.

2. What does the OBDII code C1425 "Open In Stop Light Switch Circuit" mean for a 2018 Toyota RAV4?

- This code indicates that there is an open circuit in the stop light switch circuit, which can affect the proper functioning of the brake lights and related systems.

3. What are the possible causes of OBDII code C1425 in a 2018 Toyota RAV4?

- The potential causes include a faulty stop light switch, damaged wiring or connectors in the circuit, or a malfunctioning vehicle stability control module.

4. How can I diagnose the issue related to OBDII code C1425 in my 2018 Toyota RAV4?

- Diagnosing the problem involves checking the stop light switch for proper operation, inspecting the wiring and connectors for any damage, and using a scan tool to analyze the vehicle's systems.

5. Can I still drive my 2018 Toyota RAV4 with OBDII code C1425 present?

- It is not recommended to drive the vehicle with this code active, as it can affect important safety systems like the brake lights and stability control.

6. How can I repair OBDII code C1425 in my 2018 Toyota RAV4?

- Repairing this code typically involves replacing the faulty stop light switch, repairing or replacing damaged wiring, and ensuring all connections are secure and properly functioning.

7. Is it possible to reset OBDII code C1425 in a 2018 Toyota RAV4 without fixing the underlying issue?

- While you can clear the code with a scan tool, it is crucial to address the root cause to prevent the problem from recurring and ensure the safety systems work correctly.

8. Can a DIY enthusiast fix OBDII code C1425 in a 2018 Toyota RAV4?

- Depending on your skill level and access to tools, some DIY enthusiasts may be able to address this issue by following repair guides and being cautious when working with electrical components.

9. How much does it cost to repair OBDII code C1425 in a 2018 Toyota RAV4 at a mechanic or dealership?

- The cost of repair can vary depending on the cause of the issue, but it may involve labor costs for diagnosis and replacement parts, with an estimated range of $100 to $300 or more.

10. Will OBDII code C1425 cause my 2018 Toyota RAV4 to fail a vehicle inspection?

- Yes, this code can potentially cause your vehicle to fail inspection due to safety concerns related to brake light operation and stability control functionality.