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My Stihl MS 391 has no spark. installed new plug and coil
My Stihl MS 391 has no spark. installed new plug and coil and still no spark. I inspected wiring it is in good shape but to make sure I disconnected pos. lead to coil to by-pass switch wiring and I st… read more
JON
JON
Master Service Tech
MASTER SERVICE TECHNICIAN
4,272 satisfied customers
Does a Stihl MS 192T Ignition Module have a chip in it, The
Does a Stihl MS 192T Ignition Module have a chip in it … read more
Vince O.
Vince O.
Small Engine Technician
High School or GED
2,943 satisfied customers
Have a Deere Z920a with the Kawasaki FX730v. Seems to be
Have a John Deere Z920a with the Kawasaki FX730v. Seems to be running on one cyl. I have taken heads off and lapped the valves and set the valve lash and it still does same. Have checked compression a… read more
Curtis B.
Curtis B.
Technician
Associate Degree
16,214 satisfied customers
I have a craftsman pressure washer with a 7.75 up Briggs and
I have a craftsman pressure washer with a 7.75 up Briggs and Stratton engine. I have no fire. I have tested everything there is. The kill switch is good, the coil is good, and the spark plug is good. … read more
Donald
Donald
Owner / Technician
High School
5,804 satisfied customers
Jon, I have been reading your advice regarding no spark on a
Hi Jon, I have been reading your advice regarding no spark on a Stihl MS391 as I seem to have the same problem. There is no spark visible even with the lead to the kill switch disconnected. I've tried… read more
Donald
Donald
Owner / Technician
High School
5,804 satisfied customers
Have a john deere 757 no spark. Was running fi,d turned off
Have a john deere 757 no spark. Was running fi,d turned off the mower tryed to start dead batt jumped batt ingaged the elect clutch mower stoped running shecked for spark no spark.… read more
Curtis B.
Curtis B.
Technician
Associate Degree
16,214 satisfied customers
i have a toro 74410 mower and it runs on 1 clyinder when i
i have a toro 74410 mower and it runs on 1 clyinder when i disengage the brake. it will run on both after several times of engaging and disengaging the brake and will run fine until the next time i se… read more
Curtis B.
Curtis B.
Technician
Associate Degree
16,214 satisfied customers
I have a honda hrt2162-tda mower with a gcv160 engine. It will
I have a honda hrt2162-tda mower with a gcv160 engine. It will not start. I have verified that the plug is getting fuel. Ihave checked compression 95psi and no leak down in over 5 minutes. I have dete… read more
Curtis B.
Curtis B.
Technician
Associate Degree
16,214 satisfied customers
I have a JD 757. I started it, drove it onto my trailer and
I have a JD 757. I started it, drove it onto my trailer and hauled it 22 miles. It will not start.… read more
Expert
Expert
Im working on an FC540U-AS12 (John Deere F710) Changed the
I'm working on an FC540U-AS12 (John Deere F710) Changed the coil due to no spark--Still no spark. Dealer checked the igniter on another mower in shop and said it was good. I unplugged the voltage regu… read more
Curtis B.
Curtis B.
Technician
Associate Degree
16,214 satisfied customers
I have an older Huskee 42" 16.5 OHV Briggs & Stratton that
I have an older Huskee 42" 16.5 OHV Briggs & Stratton that isn't getting any spark( It sparks once or twice then nothing) I have tried 2 new coils and new spark plug… read more
Curtis B.
Curtis B.
Technician
Associate Degree
16,214 satisfied customers
I have a Stihl FS 36 weedeater. After a year of storage it
I have a Stihl FS 36 weedeater. After a year of storage it had no spark.New plug didn't help. I eventually replaced the module w/ one from a "junk" FS 36 I had collected and got spark. It ran like a s… read more
Richard
Richard
Senior Mechanic & Technician
2,334 satisfied customers
WEEDEATER WONT START. Details this is a 2007 FS45 Stihl
WEEDEATER WON'T START. Details: this is a 2007 FS45 Stihl Weedeater, this thing has never given me problems but all of a sudden it has stopped working, I can pull and pull but it will not even begin t… read more
Christopher
Christopher
Senior Mechanic & Technician
Factory Training
2,435 satisfied customers
I have a 94 Onan Emerald 5000 watt generator in my 94 34 Winnebago.
I have a 94 Onan Emerald 5000 watt generator in my 94 34' Winnebago. it strts when cold will rev fine and after 5 min it shut down. When it runs it will power the bus fine. Have to wait 5 minutes to s… read more
Hank F.
Hank F.
Service Technician
High School or GED
1,540 satisfied customers
I have a 2 hp 2 stroke power head for an auger. It is a few
I have a 2 hp 2 stroke power head for an auger. It is a few years old but never been run condition. I was told it needed an ignition but I got it to start and ran it for about 5 minutes then it died. … read more
Jon K.
Jon K.
Small Engine Diagnostic Expert
Some College, military training,
2,995 satisfied customers
I have a Murray riding mower powered by a 16hp Tecumseh. While
I have a Murray riding mower powered by a 16hp Tecumseh. While trying to start it yesterday, it was stubborn. I had to run it on choke for awhile to get it warmed up. while cutting the yard, it backfi… read more
Curtis B.
Curtis B.
Technician
Associate Degree
16,214 satisfied customers
How to you test the coil and ignition module of a Husqvarna
How to you test the coil and ignition module of a Husqvarna Model 61 chain saw? No spark at plug or from coil wire.… read more
Carey (Turtle) Moore
Carey (Turtle) Moore
Supervisor Fleet Maintenance
Vocational, Technical or Trade Scho
142 satisfied customers
I own a Stihl FS55C String Trimmer. When cold will start and
I own a Stihl FS55C String Trimmer. When cold will start and run anywhere between 1 and 2 minutes and shuts off. Checked switch and leads to coil ok. Could it be anything other than coil? No spark aft… read more
J.R.
J.R.
Vocational, Technical or Trade Scho
209 satisfied customers
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Meet the Experts:

Curtis B.

Curtis B.

Technician

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have worked on and around most engine models for 35 yrs./Polaris ATV expert

Rick

Rick

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Outdoor Power Equipment technical trainer since 1990, covering eight states.

Jon K.

Jon K.

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Gold certified Stihl tech, Service Manager for a rental/repair shop.Certified in most small engines

James W

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Vince O.

Vince O.

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Over 30 years experience repairing lawn and garden equipment. Chainsaws, mowers,blowers and trimmers

Wayne

Wayne

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many years on egine rebuilding, lawn mower,roto tiller,Truck,and small engines

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RUSS

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