The signs that i look for are: The engine uses oil - The oil pressure drops(worn bearings) - Fouled spark plugs - Oil in the air filter housing (caused by worn piston rings, called blow-by, a bad sign) - Moisture on the dipstick - Bad compression - A failed leak down Test - a plugged Catalytic Converter - Failing a "Smog" test
If it is doing its Job then there will be no signs.
Properly maintained (according to MFG specs or better) any Honda engine should last well over 200,000 miles before it shows any signs of significant wear of internal engine parts. Of course, normal wear/tear issues might arise before then.
When they show excessive wear at tread or sides or when they show signs of cracking below tread or on sidewalls When they show excessive wear at tread or sides or when they show signs of cracking below tread or on sidewalls When they show excessive wear at tread or sides or when they show signs of cracking below tread or on sidewalls When they show excessive wear at tread or sides or when they show signs of cracking below tread or on sidewalls When they show excessive wear at tread or sides or when they show signs of cracking below tread or on sidewalls
Common signs and symptoms of a tension pulley problem in a vehicle include squeaking or grinding noises coming from the engine, visible wear or damage on the pulley itself, and difficulty steering or operating the vehicle. It is important to address these issues promptly to prevent further damage to the vehicle's engine.
Signs of turbo going out are engine power is down or engine smokin oil leaking from turbo turbine shaft seal into combustion Chamber
Antifreeze, engine oil, and engine parts on the ground under the vehicle might be a clue.
Engine braking signs are not posted in certain areas because engine braking, which involves using the vehicle's engine to slow down instead of the brakes, can be noisy and disruptive in residential or quiet zones. These signs are typically found in areas where noise pollution is a concern or where there are steep grades that may require the use of engine braking.
Antifreeze, engine oil and engine parts on the ground under the vehicle might be a clue.
Blow-by Engine showing signs of wear (rings) Try replacing PCV valve oil coming from dipstick ,means the engine is pressurizing .this is usually caused by a broken or stuck piston ring.this is a major repair
Engine light on
smokey exhaust. oil consumption
Engine miss/running rough. Engine back firing / poping