AutoCodes – Generic – C0233

C0233 Code - Manual Transmission Shift Switch Circuit

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Manual Transmission Shift Switch. Common causes include Faulty Manual Transmission Shift Switch, Manual Transmission Shift Switch harness is open or shorted, Manual Transmission Shift Switch circuit poor electrical connection. 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: C0233 indicates Manual Transmission Shift Switch Circuit.
Common causes: Common causes include Faulty Manual Transmission Shift Switch, Manual Transmission Shift Switch harness is open or shorted, Manual Transmission Shift Switch circuit poor electrical connection.
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 5,242

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 01, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C0233 Description

The Anti-Lock Brake System (ABS) Module monitors the Manual Transmission Shift Switch. The ABS Module sets the OBDII code when the Manual Transmission Shift Switch is not to factory specifications.

OBDII Code C0233 - Manual Transmission Shift Switch Circuit - AutoCodes.com — C0233 Code - Manual Transmission Shift Switch Circuit

What does this mean?

What are the Possible Causes of the DTC C0233?

Faulty Manual Transmission Shift Switch
Manual Transmission Shift Switch harness is open or shorted
Manual Transmission Shift Switch circuit poor electrical connection

How to Fix the DTC C0233?

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 C0233 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 C0233 code?

Need more information on how to fix the C0233 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0233 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C0233 Subaru — Manual Transmission Shift Switch Circuit

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 C0233 Code

1. What are the common symptoms of OBDII code C0233 (Manual Transmission Shift Switch Circuit)?

- Common symptoms include difficulty shifting gears, intermittent issues with gear selection, and the illumination of the check engine light.

2. What are the possible causes of OBDII code C0233?

- The code C0233 can be triggered by a faulty manual transmission shift switch, damaged wiring or connectors related to the switch, or issues with the transmission control module.

3. How can I diagnose OBDII code C0233 on my vehicle?

- To diagnose code C0233, you can use an OBDII scanner to retrieve the specific fault code. Additionally, inspecting the manual transmission shift switch and related wiring for any visible damage is recommended.

4. Can I continue driving my vehicle with OBDII code C0233 present?

- It is not recommended to continue driving with code C0233 present, as it can lead to more severe transmission problems if left unaddressed. It is best to diagnose and repair the issue promptly.

5. What is the typical repair process for OBDII code C0233?

- The repair process for code C0233 involves inspecting and potentially replacing the manual transmission shift switch, repairing any damaged wiring or connectors, and clearing the fault code from the vehicle's computer.

6. Are there any DIY tips for troubleshooting OBDII code C0233?

- DIY tips for troubleshooting code C0233 include checking the fuse related to the manual transmission shift switch, inspecting the switch for proper operation, and ensuring all wiring connections are secure and free of damage.

7. Is it necessary to visit a mechanic for OBDII code C0233 repair?

- While some DIY troubleshooting can be done, it is recommended to visit a qualified mechanic for proper diagnosis and repair of OBDII code C0233 to ensure the issue is resolved correctly.

8. Can weather or environmental conditions affect OBDII code C0233?

- Extreme weather conditions or exposure to moisture can potentially impact the manual transmission shift switch circuit, leading to the triggering of code C0233. It's important to keep the switch and related components protected.

9. How long does it typically take to repair OBDII code C0233?

- The repair time for code C0233 can vary depending on the extent of the issue and the availability of parts. In general, it can take anywhere from a few hours to a day for the repair to be completed.

10. Does OBDII code C0233 affect the overall performance of the vehicle?

- Yes, code C0233 can affect the overall performance of the vehicle by causing shifting issues and potentially leading to transmission problems if not addressed promptly.