Technicians debate using the min/max function of a digital voltmeter to test the battery and charging system on a customer’s vehicle to determine if the alternator has failed. Who is correct?
Technicians debate using the min/max function of a digital voltmeter to test the battery and charging system on a customer’s vehicle to determine if the alternator has failed. Who is correct?
Learn why it’s not a bad idea to charge a little more for the hassle.
Technicians discuss battery testing, one says open circuit voltage of less than 10.5 volts indicates a bad battery, while the other says that a reading of 12.5 volts indicates an 80% state of charge. Who is correct?
By breaking down the structures used to create DTCs, you can learn how to “decode” beyond the simple descriptions presented by a scanner.
It’s like torquing a bolt, but with an extra twist.
On a hybrid vehicle’s air conditioning system that utilizes a high voltage electrical compressor, can only the oil specified by the vehicle manufacturer be used in the compressor or is PAG oil acceptable for use in an electric vehicle’s compressor?
Pete Meier explains how vehicle usage and oil/filter quality should affect your maintenance schedules.
Technician A is preparing to recover the refrigerant from a customer’s vehicle. What are the steps he should take when performing this service?
Pete Meier explains why these single-use bolts should always be replaced for safety and proper function.
Technician A completed a compression test, noting high readings suggest an exhaust restriction, while Technician B says the test checks volumetric efficiency.
Do you lubricate the threads on spark plugs before installing them? Should you? Pete Meier explains the finer points of spark plug lube application for best results and OE service procedure compliance.
All four cylinders are below specification by about the same amount. After performing a wet compression test, values remained unchanged. What could cause this condition?