What are types of ignition coil? How it works ? What is the difference between them?......

How oil cooler works? Why oil cooler failed? What are common error code of oil cooler? What are symptoms of oil cooler fault ?......

Water pump Failure Symptoms & Possible Causes & How to Solve......

How water pump works? Why water pump failed? What are symptoms of water pump fault? How to replace a faulty water pump?......

Failure Symptoms and Possible Causes ? 1. Black smoke 2. Blue smoke 3. Turbocharger generates acoustic noise 4. Boost pressure too high 5. Compressor/turbine wheel defective 6. Oil leakage at turbine 7. High oil consumption 8. Insufficient power/boost pressure too low 9. Oil leakage at compressor......

How a turbo work? Why a turbo failed? What are common turbocharger error codes? What are symptoms of turbocharger faulty? How to troubleshooting a fault turbocharger? How to replace a faulty turbocharger?......