At 55 mph your reaction time is 60 feet. Now add in 160 feet for braking distance. That's 220 two feet. You just rear ended a 560 SEC Mercedes and doubled your rrnsurance policies. The passenger is faking a sore neck and features a brother in Century City is actually an attorney specializing in personal wounds.
The next test involves cranking the car, and being safety aware (no hanging jewelry or long hair) and measuring voltage at it terminals. Visit voltage at the meter as someone else cranks car. The voltage should not drop below nine or ten volts. For you to repeat this test to get an accurate taking note of. If the voltage is not within spec you should look at a new battery, or have your starter professionally tested.
The next test involves cranking the car, and ambulance being safety aware (no hanging jewelry or long hair) and measuring voltage at the car battery terminals.