How to Diagnose

How to Diagnose a Problem You Know Nothing About

Brian Eslick from How to Automotive http://www.howtoautomotive.com/ talks to you about diagnosing automotive problems and systems without knowing anything about them.

How to Diagnose Code P0171-P0174 on a Chevy Silverado 2500 HD

Brian Eslick from How to Automotive http://www.howtoautomotive.com takes you step-by-step through the process of diagnosing code P0171-P0174 lean bank 1 and 2 on a Chevy Silverado 2500 HD.

How to Diagnose a 2007-2014 Ford Edge with Rich Codes and Evap Leaks

Brian Eslick from How to Automotive http://www.howtoautomotive.com/ takes you step-by-step through the process of diagnosing a stuck open evap purge valve. Check engine light with codes P0456 P2196 P2198 Evap leaks and running rich.

How to Diagnose and Repair Code P0401 EGR Insufficient Flow on a Honda with 3.0L Engine

Brian Eslick from How to Automotive http://www.howtoautomotive.com takes you step-by-step through the process of diagnosing and repair a check engine light code P0401 EGR insufficient flow on a Honda with the 3.0L engine.

How to Diagnose a Bad Wheel Bearing

Brian Eslick from How to Automotive http://www.howtoautomotive.com/ takes you step-by-step through the process of diagnosing a bad wheel bearing. Brian shows you what to listen for on a test drive and how to check the wheel bearing by hand.

How to Diagnose EGR Insufficient Flow on a 1999-2007 Mercedes G Class W463 (P0400)

Brian Eslick from How to Automotive http://www.howtoautomotive.com takes you step-by-step through the process of diagnosing code P0400 EGR insufficient flow on a 1999-2007 W463 G class Mercedes-Benz.

How to Diagnose an Evap Purge Valve

Brian Eslick from How to Automotive http://www.howtoautomotive.com takes you step-by-step through the process of testing an Evap purge valve using a Power Probe and a smoke machine.

How to Test Windshield Washer Pumps

Brian Eslick from How to Automotive http://www.howtoautomotive.com takes you step-by-step through the process of troubleshooting a windshield washer pump for power and ground. This test will work on most cars and trucks.

How to Diagnose a Blinking Tire Pressure Light on a Toyota and Lexus

Brian Eslick from How to Automotive http://www.howtoautomotive.com explains what a blinking and solid tire pressure light means on a Toyota and Lexus vehicle. Blinking means there is a problem with the system and it needs to be checked out. If the light is solid, it just needs air added to the tires.

How to Tell if Your Vehicle's Tires Need Balancing

Brian Eslick from How to Automotive http://www.howtoautomotive.com/ takes you step-by-step through the process of diagnosing if your car or truck tires need balancing. You will need to drive your vehicle around 65-75 MPH and if your vehicle begins to vibrate speed up or slow down and if the vibration stops, your vehicle needs it's tires balanced.

How to Diagnose No Start with No Fuel Injector Pulse on a Lexus and Toyota with a 3.0 L Engine

Brian Eslick from How to Automotive http://www.howtoautomotive.com/ takes you step-by-step through the process of diagnosing a no start condition on a Lexus and Toyota 3.0 L engine with no fuel injector pulse.

How to Diagnose Rattling Noises Under the Hood of your Car

Brian Eslick from How to Automotive takes you step-by- step through the process of diagnosing rattling noises under the hood.

How to Get Started in Diagnosing Automotive Problems

Brian Eslick from How to Automotive takes you step-by-step through the process of getting started on diagnosing automotive problems.

How to Diagnose a Door Lock Actuator on a 2007 Toyota 4Runner

Brian Eslick from How to Automotive takes you step-by- step through the process of diagnosing the driver side door lock actuator on a 2007 Toyota 4Runner.

How to Diagnose an EGR Valve on a Mercedes

Brian Eslick from How to Automotive takes you step-by-step through the process of diagnosing an EGR valve on a Mercedes. Car came in with code P0400 insufficient EGR flow. You will need a vacuum pump jumper wires powerPro tester for a 12 V battery source.

How to Diagnose the AC Vent Problem: Hot on One Side, Cold on the Other

Brian Eslick from How to Automotive take you step-by-step through the process of diagnosing vent controls on your dashboard. One side blowing hot, one side blowing cold.

How to Diagnose a Nissan Maxima with Codes P0115 and P0125

Brian Eslick from How to Automotive takes you step-by-step through the process of diagnosing codes P0115 and P0125 on a Nissan Maxima. Both codes coolant related. Scan tool needed. This is a little bit more advanced.

How to Diagnose a Coolant Leak on a 2011 Mini Cooper S

Brian Eslick from How to Automotive takes you step-by-step through the process of diagnosing a coolant leak on a 2011 Mini Cooper S. You will start by filling up cooling system with water and pressure testing system. You will need a coolant pressure tester. The one I use is made by Astro part#78585.

How to Diagnose Belt Noise on a 2010 Lexus ES350

Brian Eslick from How to Automotive takes you step-by-step through the process of diagnosing squeak noise coming from the drive belt on a 2010 Lexus ES350.

How to Diagnose the EGR Valve on a Chevy Suburban with a 5.3 L Engine

Brian Eslick from How to Automotive takes you step-by-step through the process of diagnosing the EGR valve on a 2000 Chevy suburban with a 5.3 L engine that is making the engine stall.