GETTING CODES P0118, P0131, P0151...AND ONE TIME PO373. BIKE STARTS UP AND AFTER A MINUTE OR 2 THE REAR CYLINDER MISSFIRES AND POPS, SOMETIMES STALLS BIKE. TRIED NEW PLUGS AND WIRES. CHANGED MY INTAKE SEAL AS WELL. I ADDED A POWER COMMANDER 3 AND HAD IT TUNED WITH A DYNO...PROBLEM STILL PERSISTS. MOSTLY P0118, P0131, P0151
Hi, Anonymous for this scenario you will need your service manual that has all fastener torque specs -fluid capacities and a wiring diagram on the back pages, parts fiche, and owners manual if you can not find the best tool you ever bought for your Harley, despair not, for a mere zero $0 you can download another one.
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https://partsfinder.onlinemicrofiche.com/ronnies/showmodel.asp?make=hdmc
https://ownersmanuals2.com/harley-davidson/softail-deuce-2007-owners-manual-66499
https://www.6ya.com/ to speak to me personally
SOURCE: I have a 2003 Fatboy that has an unusual idle.
Hello Jim...
Ok, the ignition is stock...
**Have you removed the ignition cover and looked at the ignition sensor? Is resin dripping down the plate? IF so, replace the sensor, but that may or may not rectify this problem.
**YOU CAN Also remove the sensor plate and clean/inspect the pickups on the back of the sensor plate. Be sure to mark/scribe the plate prior to removal so you are back to the same timing.
**Also, check to make sure the
I also need to ask, -does your bike BACKFIRE upon Acceleration?
-does it BACKFIRE upon Deceleration?
And your idle should be set at approx. 950 rpm.
Let me know if the above has been helpful Jim...
-Marko
SOURCE: missfiring, banging on over run,starts after about 10 minutes
Weak or failing ignition coil and/or module will cause this, as will a flooding carb.
SOURCE: when it warms up it miss fires
I had the same problem with my 04 1200C. It was a defective crank position sensor. replaced the sensor and no problems since.
Good Luck
SOURCE: I got the bike rode for a while it sat for a
If the bike is losing ALL power, I'm talking about dash lights, headlight, tail light, ALL lights, it's probably something tripping the main breaker. The breaker should be located either under the seat or behind the trianglular panel on the right side of the bike. I'd look for a frayed wire near the starter or around the rear cylinder due to the head in that area.
Good Luck
Steve
SOURCE: unable to get starter to
This is a possibility. The header says you're working on a 1979 XLH 1000cc Sportster. This is not a 250cc bike and it takes a good battery to start and engine of this size. I've never seen a CCA rating on the battery requirement in a service manual but it does say that the battery should be capable of at least 32 Ahr.
Good Luck
Steve
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