VIDEO: Code P0128 And Cooling System Leaks
The first diagnostic step is to find and fix the leak. This video is sponsored by Bar’s Leaks.
Intelligent Cooling Systems
A conventional thermostat and water pump are similar to a carburetor and mechanical fuel pump in one regard – they can only respond to change, not be proactive in their engine management.
VIDEO: Replace The Thermostat With Every Cooling System Job
Andrew Markel discusses the limited lifespan of thermostats, and how that makes it necessary to replace the thermostat as part of a cooling system task.
Diagnosing Intelligent Cooling Systems
You might be seeing a trend on late-model water pumps, such that an undersized mechanical pump being augmented by an electric pump with an electronic thermostat.
Modern Cooling System Design: It’s Not About Temperature; It’s About Powertrain
Reading engineering papers tends to be a boring exercise, but they do give technicians a new perspective on how a common automotive cooling system could actually be improved.
VIDEO: Coolant Scale Buildup On Cooling System Components
Andrew Markel explains how dried out coolant can break down and cause scale in certain components of the cooling system.
Cooling System Preventive Maintenance Service
Given the current range of extended maintenance intervals, it’s safe to say that your shop might see Grandma’s 2011 Volkswagen Jetta only when its oil life monitor indicates the need for an oil change.
A New Look At Cooling System Technology
Auto manufacturers are continuing to increase fuel economy and power output by changing how the cooling system operates. Make sure you’re up to date on modern cooling system technology.
Auxiliary Water Pumps – How One Component Can Upset Your Cooling System Diagnostic Logic
A Mercedes comes into the shop with a complaint of poor heater performance. The driver says during cold mornings that the heater will blow cold while he’s driving to work during rush hour traffic. The car is not overheating and the air is coming from the correct ducts. Your first reaction might be to install a new thermostat and inspect the heater core for a blockage. During a test drive, the system may perform great for you. Is the customer just cold blooded?
Under the Hood: Cooling System Diagnostics
Heed the Telltale Signs of Component Failure Springtime brings with it the vacation season when many families will hitch a boat or camping trailer to their fully loaded family car, SUV or pickup truck and travel to some remote wilderness hideaway. Needless to say, both the parents and their vehicle’s cooling system will be stressed
