Danny's Engineportal : Page 29 of 35 : Helping Solve Engine Problems

Idle Air Control Valve (IAC) Mounted on Engine

Idle Air Control Valve (IAC), Function, Failure Symptoms – Testing

03/31/2024

SO, THE IDLE AIR CONTROL VALVE, IS RESPONSIBLE FOR MANAGING THE ENGINES IDLE SPEED. And, that’s what makes the idle air control valve, a major management component of the engine. Because, it decreases or increases […]

(O2) Oxygen Sensors – Function, Failure Symptoms, And Testing

03/22/2024

EVERY VEHICLE BUILT SINCE THE EARLY 1980’s, HAS ONE OR MORE (O2) OXYGEN SENSORS INTEGRATED INTO THE EXHAUST SYSTEM. So, (O2) oxygen sensors, confirm, that the proper air/fuel ratio, is actually reaching the engine. Consequently, […]

Common Engine Problems – Noises, Leaks, Overheating, And Fuel

03/17/2024

We all know it’s important to take care of your vehicle’s engine. But, there are some common engine problems, that just get overlooked. So, as a vehicle owner it is important that you’re constantly on […]

Listening for Valve Train Noise Under Hood

Valve Train Noise – Where Is It Coming From ? – Is It Bad ?

03/09/2024

Valve train noise, is usually due to excessive clearance, between two internal engine parts. Each valve utilizes, a valve spring that returns it to its, original closed position. So, if a valve spring has broken […]

Compression Leak Between Cylinders - No Coolant Or Oil Leaks

Compression Leak Between Cylinders: Without Any Coolant or Oil Leaks

03/08/2024

So, having a compression leak between cylinders, can allow the compression, to leak from one cylinder to the next. This causes a loss of compression, and sometimes, allows exhaust gasses, back into the intake, depending […]

Engine Cranks But No Start – Ignition, Fuel, Compression Are Good

03/07/2024

When your engine cranks but no start. It usually means your engine is having trouble, producing a spark, getting fuel, or creating compression. But, what if, ignition, fuel, and compression were all checked. and are […]

Electric Cooling Fan – What Can Stop It From Working Properly

03/04/2024

Is your engine is overheating, or shows signs of running hotter than normal. Then, you may have a problem, with your electric cooling fan. Electric cooling fans are used, to move air through the radiator, […]