What causes no spark in a cylinder?
Loss of spark is caused by anything that prevents coil voltage from jumping the electrode gap at the end of the spark plug. This includes worn, fouled or damaged spark plugs, bad plug wires or a cracked distributor cap.
How do I troubleshoot no spark?
If you do not see a spark, there is an ignition problem. Remove a plug wire and insert an old spark plug or a spark plug tester into the end of the wire (the plug boot). Place the spark plug on a metal surface on the engine, or ground the spark plug tester to the engine. Then crank the engine to check for a spark.
Can you still have spark with bad crank sensor?
No it would not be the crankshaft sensor. It may be a camshaft sensor or another problem with the fuel system like relay for fuel pump. I recommend having a mechanic like one from YourMechanic diagnose the no start for you.
Can a voltage regulator cause no spark?
a failed regulator/rectifier will not cause loss of spark unless something is internally shorted in the stator which means it is defective and must be replaced.
Can you have spark with bad crank sensor?
What does it mean when your engine turns over but wont start?
When your engine cranks but won’t start or run, it could mean your engine is having trouble producing a spark, getting fuel, or creating compression. The most common causes are problems in the ignition (for example, a bad ignition coil) or fuel system (for example, a clogged fuel filter).
Why does my Subaru Legacy not start up?
Put car back together and it did not start. Rembered I had not plugged in cam position sensor. Plugged in sensor and car started but was running rough. Let it run for 30 seconds or minute to see if it would start running better and it didnt. Turned car off and it would not start again.
What kind of car is a 1997 Subaru Legacy?
Description: Used 1997 Subaru Legacy Outback with AWD/4WD. Green 1997 Subaru Legacy Outback Outback AWD 2.5L H4 The vehicle is an as is tow away it would be a great back road cruiser. Get it while it lasts RED ROCK FOREVER WARRANTY.
How big is a 1999 Subaru Legacy Outback?
Please continue for more information on this 1999 Subaru Legacy Wagon Outback with 174,228mi. This vehicle is loaded with great features, plus it comes with the CARFAX BuyBack Guarantee. The CARFAX report for this 1999 Subaru Legacy Wagon Outback highlights that it’s a One-Owner vehicle, and for good reason.
Why does my Subaru Outback have no spark?
Another possible (thankfully rare)cause of a no spark condition is a broken crankshaft pulley/harmonic balancer. It is made of two pieces separated by a strip of rubber and has been known to separate with the inner and outer pieces moving out of alignment with each other.