What causes a dead miss?
One of the most common causes. If there is a spark in other cylinders, the wire to this cylinder is shorted. You can install a spare and check the spark on this particular wire. Other reasons may be a damaged spark plug, or one ignition distributor contact may be broken.
What causes a Saturn cylinder 1 to misfire?
P0301 SATURN Possible Causes. Faulty spark plug 1. Clogged or faulty fuel injector 1. Faulty ignition coil 1. Fuel injector 1 harness is open or shorted. Fuel injector 1 circuit poor electrical connection. Ignition coil 1 harness is open or shorted.
What are the symptoms of a Saturn’s series failure?
ALL of them failed, if you still own one of these cars and it hasn’t been replaced, it has failed. Symptoms include hard starting, rough idle, temperature gauge not working, awful fuel economy, poor performance, and stumbling, among many other things. This sensor has at least something to do with almost everything the computer does.
What was the biggest problem with Saturn cars?
This one is universal, and the single biggest cause of problems with these cars. Saturn experimented with making these out of plastic, it was a huge failure. ALL of them failed, if you still own one of these cars and it hasn’t been replaced, it has failed.
What does the p0301 code on a Saturn cylinder mean?
Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. The P0301 code means that the cylinder 1 is misfiring or is randomly misfiring. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 1.
When does a Saturn’s series engine fail?
The aftermarket replacements have a quality problem; best bet is to find a low mileage junkyard replacement or order the OE part (~$70). Not hugely common, but still a recurring failure. They usually fail when the engine is hot. You’ll be driving along, and suddenly the engine dies, and won’t restart until it cools.
What causes a Saturn’s to slam into reverse?
This causes the car to “slam” into reverse and/or harsh upshifts, depending on which is worn. It will eventually destroy the line pressure solenoid, which will make for very hard upshifts. If left for a while, it will knock the input shaft nut loose, further worsening the condition of the shifts.
What kind of spark plugs do Saturn’s series use?
Most copper plugs fit this description. Narrow fine wire electrodes almost always cause problems, usually a p0300 and running like the car needs new plugs. The easiest thing to do here is just use the OE spark plugs, they’re inexpensive and just work. NGK BKR5ESA-11 (DOHC) and BKR4ESA-11 (SOHC). These have a higher than normal failure rate.
Why does my Saturn’s have a toaster head?
Some people run a 60-40 antifreeze-water mix as a preventative measure. The key symptom is massive oil contamination in the coolant, to the point where it has the consistency of a chocolate milkshake. The head is toast and the coolant system will need to be flushed thoroughly. This is only a problem with the SOHC engine.