The Premier Engine Troubleshooting Resource Site.
We strongly suggest that a visual inspection of the engine, is the first step in proper diagnostics. Is a wire loose ? Did a vacuum line fall off ?
Danny’s Engineportal shares engine repair information. Engine repair tips, technical information, machine operations and engine testing with possible solutions.
“Choose Your Help Topic Below”
Analyzing Poor Engine Performance: Common Places To Check
- (EGR) Valve: Allows Exhaust Gas To Re-enter The Intake System
- (PCV) System: Controls Crankcase Emissions And Much More
- Automotive Filters: Enable Flow While Removing Impurities
- Engine Timing: Camshaft And Ignition Timing, Are Totally Different
- Exhaust Smoke: When Do You See It, And What Color Is It
- Idle Issues: Engine Won’t Run At, A Steady And Consistent (RPM)
- Misfires: Usually Happen Because Of Spark, Compression Or Fuel
- Spark Plugs: Actually Have Quite A Few, Very Important Jobs
- Turbocharger – Supercharger: Both Squeeze Out More Power
- Variable Valve Timing VVT: Valve Timing Changes, With (RPM)s
- Poor Fuel Economy: Common Causes, And How To Combat Them
- Reducing Fuel Cost Is Easy: If You Can Follow A Few Rules
- Reducing Fuel Consumption: Keep More Money, In Your Pocket
Basic Hard Engine Parts: Top, And Bottom End Components
- Automotive Rebuild: Is It Worth It – Other Possible Options
- Basic Engine Machining: Lets Talk About The Common Operations
- Connecting Rods: The Link Between, The Piston And Crankshaft
- Crankshafts: Convert Vertical Movement Of Pistons Into A Rotation
- Cylinder Heads: Control Air Flow In, And Out Of The Cylinders
- Diesel Engines: Are Sophisticated, And Often Difficult To Diagnose
- Engine Bearings: Enable Internal Moving Parts, To Spin Freely
- Basic Engine Blocks: A Metal Structure, That Houses Other Components
- Engine Damage And Problems: The Most Expensive Repairs
- Mechanical Problems: Require More Wrenching, And Less Testing
- Oil Pressure: Is Actually Created By, The Resistance, To Oil Flow
- Piston Ring: Seals The Combustion Chamber, And Dissipates Heat
- Engine Bottom End Parts: Know The Parts Inside Your Engine
Belts And Hoses Are Crucial: But, Also Have A Short Life Span
Cooling System: Keeping Your Engine at an Efficient Temperature
Diagnosing Leaks: Tips for Detecting and Resolving Engine Leaks
- Coolant Leaks: Signs and Symptoms of Engine Troubles
- Fuel Leaks: How to Detect, Diagnose, and Repair
- Head Gasket Leaks: Common Symptoms and Repair Options
- Manifold Gasket Leaks: Understanding the Causes and Symptoms
- Oil Leaks: Learn How to Find and Repair Them
- Vacuum Leaking: Common Causes and Solutions
Electrical System: Battery, Charging, Starting, Relays And Circuits
- Automotive Battery: Powering Your Engine and Stabilizing Voltage
- Automotive Relays: A Comprehensive Guide
- Car Alternator: Powering Accessories and Charging Batteries
- Car Starter Problems: How to Diagnose and Solve Common Issues
- Automotive Fuses: Know How They Work and Why They Blow
- Ignition Switch: Understanding its Importance in Vehicle Security
- Push Button Start Troubleshooting: Why Won’t the Engine Crank?
Emission Control: Understanding Pollution Devices
- Crankcase Emission Control: Understanding Blow-By Gases
- Evaporative Emission Control: Understanding the Basics
- Exhaust Emission Control: Lowering Harmful Emissions
- Emission Control Systems – What Are They – How Do They Work
Engine Codes: Are The Way, On-Board Diagnostics Talks To You
-
- P0001 Through P0099: Fuel And Air Metering
- P0100 Through P0199: 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 Through U1601: Dodge Cummins
- P0100 Through P0804: Chev/Duramax
- P1111 Through P1783: Power Stroke
- OBD Engine Codes: The Check Engine Light is Only The Messenger
- Check Engine Light (CEL) – What Can Cause It To Come On
- Dash Warning Lights Only Provide A Warning, Something Is Wrong
- Reduced Engine Power Warning Light – What To Do And Why?
Engine No Start Conditions: Common Causes and Solutions
- Engine Turns Over But Will Not Start: What To Check First
- Engine Will Not Turn Over: What To Check First
- Car Starter Problems: Causes and Solutions
- Engine Cranks But Fails to Start: Causes and Solutions
- Alternator or Battery Failure: How to Diagnose and Save Money
- Car Battery – Know What Can Go Wrong, Before You Disconnect It
Engine Sealing: Includes, Oil, Coolant, Vacuum And Combustion
Exploring Engine Noises: Understanding the Causes and Solutions
Fuel Systems: Understanding How They Store and Deliver Fuel
- Fuel Pressure Regulator: Control, Function, and Troubleshooting
- Electronic Fuel Injectors: Atomize The Fuel, Into A Fine Mist
- Fuel Pump Relays: Supply Higher Power, Used By The Fuel Pump
- Electric Fuel Pumps: How They Work and Common Failures
- Engine Fuel System: Signs of Trouble and What to Check
- Fuel System Related Problems – Not Always Easy To Solve
- Reducing Fuel Consumption: Keep More Money, In Your Pocket
- Poor Fuel Economy: Common Causes, And How To Combat Them
- Reducing Fuel Cost Is Easy: If You Can Follow A Few Rules
- Fuel Leak – If You Smell Fuel, This Could Be A Sign Of A Fuel Leak
- Fuel Injectors: Usually Only Fail, In One Of Three Different Ways
- Common Engine Problems – Noises, Leaks, Overheating, And Fuel
- Loose Gas Cap: Most Common Cause For A Check Engine Light
General Car Maintenance: Your Owners Manual, Is You Bible
Ignition Systems: Boosting Voltage for Efficient Combustion
- Ignition Coils: Take Low Battery Voltage, Then Amplify It
- Primary Ignition System: Battery, Low Voltage Side Of The Circuit
- Secondary Ignition System: Spark, High Voltage Side Of The Circuit
- Ignition Switch: Understanding its Importance in Vehicle Security
- Push Button Start Troubleshooting: Why Won’t the Engine Crank?
- Automatic Shutdown (ASD) Relay – Function – Failure – Testing
- Distributorless Ignition System – Get to Know the Components
- Spark Plugs: Actually Have Quite A Few, Very Important Jobs
Links: Your Comprehensive Guide to Tech Resources
- Abbreviations and Acronyms: Decoding Automotive Terms
- Fuel Pump Diagnostic Guide: For Electric Fuel Injection
- PDF Files for Automotive Reference Tools: A Comprehensive Guide
- Serpentine Belt Routing Guide: Common Belt Routing Diagrams
- SKF Torque Specifications: Front-Rear-Axle-Nut-Hub-Mount-Lug
- Torque Specifications: Proper Torque Specifications And Sequence
Lubricants And Oils: Essential for Engine Health
- Engine Oil Additives: Enhancing Performance and Protection
- (PCV) System: One Of The Biggest Causes, Of Engine Oil Sludge
- Engine Oil Sludge: Is Caused By Your Engine Oil Breaking Down
- Zinc Additives In Engine Oil, Do We Need Them Anymore
- Engine Lubrication Problems – Lack Of Oil, Causing Engine Wear
- Engine Sludge: Causes and Prevention Tips
Miscellaneous Topics: A Comprehensive Guide
Motorcycle ATV Repair: Expert Tips to Keep Your Ride in Shape
Overheating Engine: Understanding the Risks and Solutions
- Car Radiators: Allow The Engine Coolant, To Dissipate Heat
- Engine Cooling Fans: Move Air Through The Rad, When Needed
- Rad Caps: Help Regulate Temperature, While Staying Pressurized
- Thermostats: Maintain Temperature, By Controlling Coolant Flow
- Water Pump: Keeps Engine Coolant, Moving Through The Engine
- Coolant Recovery Tank: What Does It Do and Why Do You Need It
- Automotive Engine Overheating – Causes And Consequences
- Cylinder Head Cracking – Overheating Is The Most Common Cause
- Intermittent Temperature Related Engine Problems, Where To Start
- Engine Antifreeze Coolant: What Does It Do?, Why You Need It?
- Common Engine Problems – Noises, Leaks, Overheating, And Fuel
- Engine Coolant: What Are The Basics You Really Need To Know
- Engine Coolant Leaks: How To Find Them – External And Internal
Repair Tips: Take The Scare, Out Of Basic Engine Repair
Reviews: Common Engine Problems, By Make And Model
Sensors: Monitor And Control, Various Engine Parameters
- Crankshaft Camshaft Sensors: Monitor The Crank/Cams Position
- Engine Coolant Temperature (ECT) Sensor: Monitors Temperature
- Idle Air Control (IAC) Valve: Manages Your Engine’s Idle Speed
- Knock Sensors (KS): Are Used To Detect Engine Knock/Detonation
- Mass Air Flow (MAF) Sensor: Getting The Correct Amount Of Air
- Oxygen Sensors (O2): Measure The Oxygen Level In Your Exhaust
- Throttle Position Sensor (TPS): Updates The (ECM) About Air Flow
- Automotive Sensors: Monitoring Your Vehicle’s Vital Signs
Testing Procedures and Fixes: Keeping Your Vehicle On the Road
- Cooling Heating System: Also Shares, Many Of The Same Parts
- Electrical System Testing: Sensors, Relays, Ignition, Starter, Battery
- Engine Mechanical: Compression, Leak, Power Balance, Vacuum
- Fuel System Testing: Fuel Pump, Injector, Regulator, Relay, Sensor
- Head Gasket: Manifold Leaks: Happen, Internally And Externally
So, whether you are a mechanic or a car enthusiast. There is a lot you can learn, from your fellow mechanics, automotive repair professionals and car lovers.
Thank You !!