code po300
Diagnostic Trouble Code P0300 (https://www.yourmechanic.com/article/p0300-obd-ii-trouble-code-random-multiple-cylinder-misfire-detected-by-jamahl-walker) can set due to spark plugs that are damaged or worn; spark plug wires and/or coils that are damaged or worn; fuel injectors that are defective; EGR valves or tubes that are clogged; ignition timing...
I replaced the fuel pump relay and the car will crank but it won't start. Mechanic's Assistant: How many miles are on the Saturn? Has the Saturn been starting normally? This vehicle is a dodge grand caravan. It has 250,00...
I replaced the fuel pump relay and the car will crank but it won't start. Mechanic's Assistant: How many miles are on the Saturn? Has the Saturn been starting normally? This vehicle is a dodge grand caravan. It has 250,000 miles on it. Mechanic's Assistant: What year is your Relay? The relay is for a 2010 car. Mechanic's Assistant: Are you fixing your Relay yourself? What have you tried so far? I replaced the relay with the bypass kit. Could the fuel pump be bad?