How to diagnose a car no start
An attempt is made to turn the car on but either nothing is happening, a clicking sound is heard, or the starter is turning the motor but the engine won't start. The problem could be as simple as a dead battery or as complex as a bad fuel pump or neutral safety switch. One tool that is absolutely essential to diagnose the issue is a multimeter. An inexpensive multimeter can be purchased at Radioshack for under $20.
No Crank, No Start
In this scenario, either the starter is clicking or nothing is happening. Try turning the lights on. If they are dim, then this is an indicator that the battery is dead and needs a jump or recharge. If the lights aren't dim, then there is another issue. Use a multimeter to check the voltage on the battery. To do this set the multimeter on the Volts setti...