Southold Automotive Corp. (Auto Repair of Southold)

07/31/2024

07/05/2024

Customer states vehicle has random misfire

05/08/2024

This bulletin applies to 2018-2021 Honda Accord and Accord Hybrid, 2016-2021 Civic, 2017-2021 CR-V, 2020-2021 CR-V Hybrid and 2019-2021 Insight vehicles.

04/24/2024

Recalled vehicles may experience the disabling of safety functions such as hazard lights, as well as a loss of power while driving.

05/24/2023

EXHAUST SMOKES OVERVIEW⚙️

1. Types of car exhaust smoke
- White smoke: indicates coolant is burning due to a head gasket leak, cracked engine block, or a damaged cylinder head.
- Blue smoke: suggests oil is being burnt due to worn valve seals, piston rings, or a damaged PCV valve.
- Black smoke: indicates an excessively rich fuel mixture or incomplete combustion due to clogged air filters, malfunctioning fuel injectors, or faulty sensors.

2. Causes and remedies of white smoke
- Causes: head gasket leak, cracked engine block, or a damaged cylinder head.
- Remedies: repair or replace the head gasket, engine block, or cylinder head.

3. Causes and remedies of blue smoke
- Causes: worn valve seals, piston rings, or a damaged PCV valve.
- Remedies: replace the worn seals, rings, or valve, or rebuild the engine.

4. Causes and remedies of black smoke
- Causes: clogged air filters, malfunctioning fuel injectors, or faulty sensors.
- Remedies: replace the air filter, clean or replace the fuel injectors, or replace the faulty sensor.

5. Other possible causes of exhaust smoke
- Overfilled engine oil level
- Faulty turbocharger or intercooler
- Incorrect fuel octane rating
- Malfunctioning EGR valve
- Damaged catalytic converter

6. Precautions and maintenance tips
- Regular engine oil changes and filter replacements
- Check coolant levels and perform regular engine maintenance
- Use the correct fuel octane rating and avoid overloading the vehicle
- Check the EGR valve and catalytic converter for damage or clogging.