The Premier Automotive Engine Troubleshooting Resource Site.
Danny’s Engineportal, Shares DIY, Automotive Engine Repair Information, To Help Solve Engine Problems.
Engine Rebuilding, Basic Engine Machining, Technical Information, Diagnostic Troubleshooting, And Finally, Testing With Possible Solutions.
So, Danny’s Engineportal, strongly suggests, that a visual inspection of the engine, is the first step in proper diagnostics.
Is a wire loose ? Did a vacuum line fall off ? Do not look for a complicated solution, to a simple problem. It is common to have a problem in one area, that impacts three or four others. So, with a little knowledge, you should be able to solve, most problems yourself.
Choose Your Danny’s Engineportal, Help Topic Below
Analyzing poor engine performance – Diagnosing the signs and symptoms.
- (EGR) Valve – Is the problem your (EGR) valve or is it something else.
- (PCV) System – The most critical part, of the crankcase emission system.
- Automotive Filters – Their job is to, enable flows and catch impurities.
- Engine Timing – The two types include, cam timing and ignition timing.
- Exhaust Smoke – Is it bad, It depends on the color and when you see it.
- Idle Issues – Your engine won’t run at, a steady and consistent (RPM).
- Misfires – Are caused by, loss of spark, compression or air/fuel mixture.
- Spark Plugs – Receive the spark, that ignites, the air/fuel mixture.
- Variable Valve Timing (VVT) – Improves low and high speed torque.
Basic Engine Topics – Several engine components, working simultaneously.
- Automotive Engine Rebuild – Is it worth it – How do I make the choice.
- Basic Engine Machining – Understanding the machine shop processes.
- Connecting Rods – Create the link between the piston and crankshaft.
- Crankshafts – Converts the vertical movement of pistons into a rotation.
- Cylinder Heads – They all have the same job, but just do it differently.
- Diesel Engine – They are sophisticated and often, difficult to diagnose.
- Engine Bearings – Enable moving parts, to spin freely in the engine.
- Blocks – Are the home, for all of the major engine components.
- Engine Problems And Damage – The most expensive of all repairs.
- Mechanical Problems – Usually caused by, detonation, heat and lack of oil.
- Oil Pressure – Oil pumps don’t create pressure, they only create flow.
- Piston Ring – Seals the combustion chamber, while dissipating heat.
Belts And Hoses – Belts and hoses have, one of the shortest life spans.
Car Electrical System – How it works – Troubleshooting electrical problems.
- Automotive Car Battery – Knowledge is power, Understand your battery.
- Automotive Relays – Without them, we would be back in the 40’s.
- Car Alternator – Feeds the electrical system, once the engine starts.
- Car Starter Motor – How do you know if, your starter motor is failing.
Sensors In Cars – Devices that monitor and control, engine parameters.
- Crankshaft Camshaft Sensors – Both required by distributorless ignition.
- Engine Coolant Temperature Sensor, Measures the coolant temperature.
- Idle Air Control (IAC) Valve – It manages your engine’s idle speed.
- Knock Sensors (KS) – Monitor the frequency, when detonation occurs.
- Mass Air Flow (MAF) Sensor – Getting the correct amount of air.
- Oxygen Sensors (O2) – Monitor, an off-balanced, gasoline to oxygen ratio.
- Throttle Position Sensor (TPS) – Monitors, the throttle valve’s position.
Cooling System – Keeping the engine, an efficient temperature.
Diagnosing Leaks – Is the first step, to a successful and safe repair.
- Coolant Leaks – Usually, the first sign of trouble is, engine overheating.
- Fuel Leaks – If you smell gas, this could be a sign of a fuel leak.
- Head Gasket Leaks – Are by far, any motorist’s worst nightmare.
- Manifold Gasket Leaks – Intake and exhaust, can both have issues.
- Oil Leaks – Can effect engine life and actual, performance of your engine.
- Vacuum Leaking – Will allow, unmetered air, to enter the engine.
Emission Control – Pollution control devices, that manage emissions.
- Crankcase Emission Control – Unwanted “blow-by” gases in the crankcase.
- Evaporative Emission Control – Collects and stores, harmful fuel vapors.
- Exhaust Emission Control – Poor combustion, creates harmful exhaust.
Engine Codes – Warn you if the On-Board diagnostics detects a problem.
- OBD-I-First Generation OBD – Focused on, the emission control systems.
- OBD-II – Stands for second generation, On-Board diagnostics codes.
- P0001 Through P0099 – OBD-II Trouble codes, fuel and air metering.
- P0100 Through P0199 – OBD-II Trouble codes, fuel and air metering.
- P0200 Through P0299 – Fuel and air metering (Injector Circuit).
- P0300 Through P0399 – Ignition system or engine misfire.
- P0400 Through P0499 – Auxiliary emissions controls.
- P0500 Through P0599 – Vehicle speed and idle control system.
- P0008-U1601 – Dodge Cummins, diagnostic trouble codes.
- P0100-P0804 – Chevy/GM Duramax, diagnostic trouble codes.
- P1111-P1783 – Ford Power-stroke, diagnostic trouble codes.
Engine Sealing – The most important task, gaskets and seals need to do.
Exploring Engine Noises And Vibrations – Always, diagnose, before you fix.
Fuel Systems – Store and deliver fuel to the engine for proper combustion.
- Electronic Fuel Injectors – Are used to, convert fuel, into a fine spray.
- Fuel Pressure Regulator – Changes pressure, based on engine needs.
- Pump Relays – Supply power to the fuel pump, for engine starting.
- Fuel Pumps – Do one thing, deliver fuel, from the fuel tank to the engine.
General Car Maintenance – Your car owners manual, is your bible.
Ignition Systems – Generate the spark, to ignite the Air/Fuel mixture.
- Ignition Coils – Take the low voltage from the battery and amplify it.
- Primary Ignition System – (Battery) The low voltage side of the circuit.
- Secondary Ignition System – (Spark) The high voltage side of the circuit.
Links – We have added links, to helpful resources, for more engine help.
- Abbreviations And Acronyms – Car abbreviations and what they stand for.
- PDF Files – Automotive reference help tools, for almost everything.
- Serpentine Belt Routing Guide – Follow the guide, for routing diagrams.
- SKF Torque Specifications – Front-Rear-Axle-Nut-Hub-Mount-Lug-Nut.
- Torque Specifications – Knowing the correct torque, is very important.
Lubricants And Oils – Essential fluids, That keep your engine alive.
Miscellaneous Topics – The overflow, miscellaneous car problems section.
Motorcycle ATV – Tech tips, to help you keep doing, what you love best.
Engine No Start Conditions – Possible causes and things to check first.
- Turns Over But Will Not Start – What should you be checking first.
- Will Not Turn Over or Start – What should you be checking first.
Overheating Engine – Today, engines run hot, but how hot, is too hot.
- Engine Cooling Fans – Need to be working properly, to cool your engine.
- Rad Caps – Must seal properly, to keep your cooling system, pressurized.
- Car Radiators – Transfer heat, from the engine coolant, to the air outside.
- Thermostats – Maintain optimum temperature, by controlling coolant flow.
- Water Pump – Pushes engine coolant, through the cooling system.
Repair Tips – Take the scare, out of basic automotive engine repair.
Reviews – The Good, the Bad and the Ugly – Anything automotive.
Testing Procedures and Fixes – You can do many of them, all by yourself.
- Cooling Heating System – Fan – Sensors – Thermostat – Rad Cap – Coolant
- Electrical System Testing – Sensor – Relay – Ignition – Starter – Battery
- Engine Mechanical – Compression – Leak Down – Power Balance – Vacuum
- Fuel System Testing – Fuel Pump – Injector – Regulator – Relay – Sensor
- Head Gasket – Manifold Leaks – Can both leak, internally or externally.