AutoCodes – Mitsubishi – P187B Mitsubishi

P187B Mitsubishi Code - Gear Block 6th

Quick Answer

The Twin Clutch Sportronic Shift Transmission (TC-SST) Electronic Control Unit (ECU) monitors if the gear engagement is normal. Common causes include Malfunction of Twin Clutch Sportronic Shift Transmission (TC-SST) Electronic Control Unit (ECU), Insufficient fluid level, Malfunction of TC-SST gear. 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: P187B Mitsubishi indicates Gear Block 6th.
Common causes: Common causes include Malfunction of Twin Clutch Sportronic Shift Transmission (TC-SST) Electronic Control Unit (ECU), Insufficient fluid level, Malfunction of TC-SST gear.
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 2,280

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 Feb 05, 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 P187B Mitsubishi Description

The Twin Clutch Sportronic Shift Transmission (TC-SST) Electronic Control Unit (ECU) monitors if the gear engagement is normal. The TC-SST-ECU set the OBDII code when it determined that the engagement of the 6th gear to be impossible.

OBDII Code P187B Mitsubishi - Gear Block 6th - AutoCodes.com — P187B Mitsubishi Code - Gear Block 6th

What does this mean?

What are the Possible Causes of the DTC P187B Mitsubishi?

Malfunction of Twin Clutch Sportronic Shift Transmission (TC-SST) Electronic Control Unit (ECU)
Insufficient fluid level
Malfunction of TC-SST gear
Malfunction of clutch assembly

How to Fix the DTC P187B Mitsubishi?

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 P187B Mitsubishi 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 P187B Mitsubishi code?

Need more information on how to fix the P187B Mitsubishi code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P187B Mitsubishi 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 P187B Mitsubishi Code

1. What are the common symptoms of OBDII code P187B in a Mitsubishi related to Gear Block 6th?

- Common symptoms include harsh shifting, delayed engagement into gear, and the transmission may be stuck in a specific gear.

2. What are the possible causes of OBDII code P187B in a Mitsubishi related to Gear Block 6th?

- The code P187B can be triggered by issues such as a faulty transmission control module (TCM), low transmission fluid level, or a malfunctioning shift solenoid.

3. How can I diagnose the OBDII code P187B in a Mitsubishi related to Gear Block 6th?

- Diagnosis typically involves using a diagnostic scanner to retrieve the trouble code, checking the transmission fluid level and condition, and inspecting the wiring and connectors related to the transmission system.

4. Is it safe to continue driving with OBDII code P187B related to Gear Block 6th in a Mitsubishi?

- It is not recommended to continue driving with this code present, as it can lead to further damage to the transmission and potentially unsafe driving conditions.

5. How can I repair OBDII code P187B in a Mitsubishi related to Gear Block 6th?

- Repair options may include replacing the transmission control module (TCM), resolving any transmission fluid issues, or repairing/replacing faulty shift solenoids.

6. Can a DIY enthusiast fix OBDII code P187B related to Gear Block 6th in a Mitsubishi?

- While some aspects of the repair may be DIY-friendly, diagnosing and repairing transmission-related issues can be complex and may require specialized tools and expertise, so it's recommended to consult with a professional mechanic.

7. Are there any preventative maintenance tips to avoid OBDII code P187B related to Gear Block 6th in a Mitsubishi?

- Regularly checking and maintaining proper transmission fluid levels, addressing any leaks promptly, and following the manufacturer's recommended maintenance schedule can help prevent issues that lead to this trouble code.

8. Can a low battery voltage trigger OBDII code P187B in a Mitsubishi related to Gear Block 6th?

- Yes, low battery voltage can sometimes cause communication issues with the TCM, leading to the triggering of this trouble code. Ensuring the battery is in good condition is important for the proper functioning of the vehicle's electronics.

9. How long does it typically take to repair OBDII code P187B related to Gear Block 6th in a Mitsubishi?

- The repair time can vary depending on the specific cause of the code, but it may take a few hours to a full day for diagnosis and repair by a qualified technician.

10. Will resetting the trouble codes make OBDII code P187B related to Gear Block 6th disappear permanently?

- Resetting the trouble codes may temporarily clear the code, but if the underlying issue causing the code is not addressed, it is likely to reappear after some driving cycles. It's important to diagnose and fix the root cause of the problem.