AutoCodes – Toyota – C1554 2013 Toyota RAV4

C1554 2013 Toyota RAV4 Code - Power Source Relay Circuit Malfunction

Quick Answer

The Diagnostic Trouble Code (DTC) will be set when the Power source relay circuit malfunctions. Common causes include Power Steering ECU Fuse, Faulty Power Steering ECU, Power Steering ECU 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
C1554 2013 Toyota RAV4 indicates Power Source Relay Circuit Malfunction.
Common causes
Common causes include Power Steering ECU Fuse, Faulty Power Steering ECU, Power Steering ECU 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 391
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 22, 2023
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Code C1554 2013 Toyota RAV4 Description

The Diagnostic Trouble Code (DTC) will be set when the Power source relay circuit malfunctions. If the Power Steering ECU detects this Diagnostic Trouble Code (DTC), it shuts off the motor relay circuit (built into the Power Steering ECU) and stops power assist.
OBDII Code C1554 2013 Toyota RAV4 - Power Source Relay Circuit Malfunction - AutoCodes.com
C1554 2013 Toyota RAV4 Code - Power Source Relay Circuit Malfunction

What are the Possible Causes of the DTC C1554 2013 Toyota RAV4?

  • Power Steering ECU Fuse
  • Faulty Power Steering ECU
  • Power Steering ECU harness is open or shorted
  • Power Steering ECU circuit poor electrical connection

How to Fix the DTC C1554 2013 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1554 2013 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 C1554 2013 Toyota RAV4 code?

Need more information on how to fix the C1554 2013 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1554 2013 Toyota RAV4 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 C1554 2013 Toyota RAV4 Code

1. What are the common symptoms of OBDII code C1554 in a 2013 Toyota RAV4?

Symptoms may include intermittent or complete loss of power to various electrical components in the vehicle, such as the lights, radio, or power windows.

2. What could cause the Power Source Relay Circuit Malfunction in a 2013 Toyota RAV4?

Potential causes may include a faulty power source relay, damaged wiring in the relay circuit, or a problem with the vehicle's battery or charging system.

3. How serious is the C1554 OBDII code in a 2013 Toyota RAV4?

While the vehicle may still be operable with this code present, it is important to address the underlying issue promptly to prevent potential electrical problems or a complete loss of power while driving.

4. Can I continue driving my 2013 Toyota RAV4 with the Power Source Relay Circuit Malfunction code?

It is not recommended to drive the vehicle with unresolved electrical issues, as this can lead to further damage and potential safety hazards. It is advisable to have the problem diagnosed and repaired as soon as possible.

5. How can I diagnose the Power Source Relay Circuit Malfunction in my 2013 Toyota RAV4?

Diagnosis typically involves using an OBDII scanner to retrieve the specific trouble code, checking the power source relay and related wiring for continuity and proper operation, and inspecting the battery and charging system.

6. Is it possible to reset the C1554 trouble code in a 2013 Toyota RAV4?

Resetting the trouble code may temporarily clear the warning light, but it will likely return if the underlying issue is not addressed. It is best to diagnose and repair the root cause of the code to prevent future problems.

7. What are some repair tips for fixing the Power Source Relay Circuit Malfunction in a 2013 Toyota RAV4?

Repair tips may include checking and replacing the power source relay if necessary, inspecting and repairing any damaged wiring in the circuit, and ensuring that the battery and charging system are functioning correctly.

8. Can a DIY enthusiast fix the C1554 code in a 2013 Toyota RAV4?

While some experienced DIY enthusiasts may be able to diagnose and repair the issue themselves, electrical problems can be complex and may require specialized tools and knowledge. It is advisable to seek professional help if needed.

9. Are there any recalls or technical service bulletins related to the Power Source Relay Circuit Malfunction in a 2013 Toyota RAV4?

It is recommended to check with the manufacturer or a certified Toyota dealership to inquire about any recalls or technical service bulletins related to this specific issue in the 2013 RAV4 model.

10. How much does it typically cost to repair the C1554 code in a 2013 Toyota RAV4?

The cost of repairs can vary depending on the underlying cause of the code and the labor rates in your area. It is advisable to obtain multiple quotes from reputable repair shops to compare prices before proceeding with the repairs.

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