P186C Mitsubishi Code - High Side 3 System Short To Power Supply
Quick Answer
The Twin Clutch Sportronic Shift Transmission (TC-SST) Electronic Control Unit (ECU) monitors the system and the supply current to the high side 3 is determined to be short to the power supply. Common causes include Faulty Twin Clutch Sportronic Shift Transmission (TC-SST) Electronic Control Unit (ECU), TC-SST-ECU harness is open or shorted, TC-SST-ECU 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
- P186C Mitsubishi indicates High Side 3 System Short To Power Supply.
- Common causes
- Common causes include Faulty Twin Clutch Sportronic Shift Transmission (TC-SST) Electronic Control Unit (ECU), TC-SST-ECU harness is open or shorted, TC-SST-ECU 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.
Code P186C Mitsubishi Description
What are the Possible Causes of the DTC P186C Mitsubishi?
- Faulty Twin Clutch Sportronic Shift Transmission (TC-SST) Electronic Control Unit (ECU)
- TC-SST-ECU harness is open or shorted
- TC-SST-ECU circuit poor electrical connection
How to Fix the DTC P186C 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 P186C 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.
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Frequently Asked Questions about P186C Mitsubishi Code
1. What does the OBDII code P186C mean on a Mitsubishi?
- The code P186C indicates that there is an issue with the High Side 3 System, specifically a short to the power supply in the vehicle’s electrical circuit.
2. What are common symptoms of the P186C code in a Mitsubishi?
- Symptoms may include the check engine light being on, reduced engine performance, and possibly other electrical systems experiencing issues or failures.
3. What causes the P186C code to appear in a Mitsubishi?
- Common causes include damaged or corroded wiring, faulty connectors, or a malfunctioning component within the High Side 3 System such as a relay or switch.
4. How can I diagnose the P186C code on my Mitsubishi?
- Diagnosis involves using a scanning tool to confirm the code, visually inspecting the wiring and connectors for damage or corrosion, and testing components like relays and switches in the High Side 3 System for proper operation.
5. What are the steps to fix the P186C code in a Mitsubishi?
- Repairing this code typically involves replacing or repairing any damaged wires or connectors, replacing faulty components, and clearing the code from the vehicle’s computer to see if it reappears.
6. Is it safe to drive a Mitsubishi with the P186C code?
- While it might be safe to drive for a short distance, continuing to drive with this issue can lead to further damage to the electrical system and potentially affect other vehicle functions, so it is advisable to address the problem promptly.
7. Can the P186C code affect the fuel economy of my Mitsubishi?
- Yes, if the High Side 3 System affects engine performance or other related systems, it can lead to decreased fuel efficiency.
8. What tools are required to diagnose the P186C code on a Mitsubishi?
- Tools needed include an OBDII scanner to read the code and a multimeter to check for shorts or faults in the wiring and components of the High Side 3 System.
9. How long does it take to fix the P186C code in a Mitsubishi?
- The time can vary based on the specific cause of the code. Simple repairs like replacing a wire or connector might take a few hours, while more complex issues involving component replacement could take longer.
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