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Staying Cool With Electric A/C Compressor Service
If you follow the recommended service procedures, repairs will go as “cool” as the air coming out of those A/C vents.
Diagnosing Misfires
What if there are no codes and a misfire is intermittent? This is where it gets complicated.
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What is a misfire? Is a misfire when the cylinder does not fire? Is it when the cylinder fires too soon or too late? The answer is “yes” to both questions. Some misfire complaints are a flashing check engine light, and a P0300 to P0312 diagnostic trouble code (DTC) indicates that one or more cylinders are misfiring. This is the easiest misfire to diagnose. But, what if there are no codes and a misfire is intermittent? This is where it gets complicated.
Fuel Pressure Diagnostic Service
Use a scan tool that can look at special direct fuel injection parameters and perform bidirectional tests.
Battery Charging and Diagnostics
Here are six tips to use when diagnosing a vehicle with a dead battery.
Diagnostic Strategies For Stop/Start Systems
This function of the power management system uses several modules to decide when the engine needs to stop and start.
How Extended Interval Oil Filters Have Improved
Over time, the oil filter can collect enough contaminants to become restricted.
Other Posts
Spark Plug Replacement
Here are some tips to follow when replacing a spark plug.
Oxygen Sensors And Catalyst Efficiency
Newer air/fuel ratio or wide-band sensors can detect a wide range of fuel conditions.
Smart Battery Management
Most modern systems will measure the internal resistance.
Understanding Underhood Parts for Hybrids
Anything that can happen to an ICE in a standard vehicle can happen to an ICE in a hybrid.
