AutoCodes – Lexus – C2306 Lexus

C2306 Lexus Code - Open Or Short Circuit In W Phase

Quick Answer

The Shift Control Actuator consists of the parking lock motor and the rotation angle sensor. Common causes include Faulty Auxiliary Battery, Faulty Transmission Control ECU Assembly, Faulty Shift Control Actuator. 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: C2306 Lexus indicates Open Or Short Circuit In W Phase.
Common causes: Common causes include Faulty Auxiliary Battery, Faulty Transmission Control ECU Assembly, Faulty Shift Control Actuator.
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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 980

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 Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code C2306 Lexus Description

The Shift Control Actuator consists of the parking lock motor and the rotation angle sensor. The Transmission Control ECU receives a P position switch signal from the Power Management Control ECU (HV CPU) and activates the parking lock motor by controlling current, causing the parking lock mechanism to switch. The Transmission Control ECU outputs these DTCs when it detects a malfunction in the parking lock motor system.

OBDII Code C2306 Lexus - Open Or Short Circuit In W Phase - AutoCodes.com — C2306 Lexus Code - Open Or Short Circuit In W Phase

What does this mean?

What are the Possible Causes of the DTC C2306 Lexus?

Faulty Auxiliary Battery
Faulty Transmission Control ECU Assembly
Faulty Shift Control Actuator
Shift Control Actuator harness is open or shorted
Shift Control Actuator circuit poor electrical connection

How to Fix the DTC C2306 Lexus?

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 C2306 Lexus 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 C2306 Lexus code?

Need more information on how to fix the C2306 Lexus code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C2306 Lexus 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 C2306 Lexus Code

1. What does OBDII code C2306 in a Lexus mean?

Code C2306 indicates an open or short circuit in the W phase of the vehicle's electrical system.

2. What are the common symptoms of OBDII code C2306 in a Lexus?

Common symptoms of code C2306 may include issues with the vehicle's electrical systems, such as malfunctioning lights, erratic behavior of electronic components, or problems with the engine's performance.

3. What are the possible causes of OBDII code C2306 in a Lexus?

Possible causes of code C2306 include damaged wiring, loose connections, corroded terminals, or a faulty sensor or control module in the W phase circuit.

4. How can I diagnose OBDII code C2306 in my Lexus?

Diagnosing code C2306 usually involves conducting a thorough inspection of the W phase circuit, checking for continuity, testing the components, and using a multimeter to identify any open or short circuits.

5. Is it safe to drive my Lexus with OBDII code C2306 present?

It is not recommended to drive your Lexus with code C2306 present, as unresolved electrical issues can lead to further damage or safety hazards. It's best to address the problem promptly.

6. Can I repair OBDII code C2306 in my Lexus myself?

Repairing code C2306 may require advanced electrical knowledge and specialized equipment. If you are not experienced in automotive electrical systems, it's advisable to seek professional help to diagnose and repair the issue.

7. How much does it typically cost to fix OBDII code C2306 in a Lexus?

The cost of fixing code C2306 in a Lexus can vary depending on the extent of the damage, parts needed for replacement, and labor costs. It's recommended to obtain quotes from reputable auto repair shops for an accurate estimate.

8. Will resetting the OBDII system clear code C2306 in my Lexus?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing code C2306 is not fixed, the code is likely to reappear. It's essential to address the root cause of the problem for a permanent solution.

9. How urgent is it to address OBDII code C2306 in my Lexus?

It is important to address code C2306 in a timely manner to prevent further electrical issues or potential safety hazards. Ignoring the code can lead to more significant problems down the line.

10. Are there any preventive measures to avoid OBDII code C2306 in a Lexus?

Regular maintenance, such as checking the condition of wiring harnesses, keeping electrical components clean and dry, and addressing any issues promptly, can help prevent code C2306 and other electrical problems in your Lexus.