P CODES (POWERTRAIN) P0300 - P0399

Hello, I'm Trying To Help My Daughter Fix A Problem On Her Car That Is Complicated By What Appears To Be Some Modifications That Were Done...

The Car Shakes And A Mechanic Said The Compression Is Low On Cylinder 6 And That Is Not Worth Fixing. I Just Wonder If He Is Right? He Says...

2001 Chevorlet Impala V6 100,365 Miles Its Says That Cylinder 6 Misfire As Been Detected What Do I Do To Repair This Please Help Also...

Can Reset Code But It Comes Right Back. Engine Misses All Of The Time. Replaced Plugs, No Change. Inductive Timing Light Will Flash Rapidly...

I Have A Misfire On Cylinder 3 I Start The Engine Cylinder 3 Is Working Fine And Then After Few Minutes Start Failing And The Mil Is...

I Have A 2001 Subaru Impressa Outback. - I Have Checked The Compression(good), Fuel Pressure To That Side Of The Engine(good), Injector...

Also Multiple Misfire Help??

It Says Camshaft Pos. Sensor A-bank 1 Circuit Malfunction? I Can Not Get Car To Start Now And It Seems To Be Leaking Engine Coolant(...

I Have Po301 Flashes.

I Dry Tested Compression Per Manual Procedure. 180psi +-5 Across All Cylinders With Consistent Pressure Rise On Each Stroke. Replaced Crank...