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2
votes
1answer
420 views

1975 Honda XL 250 has erratic idle / high idle when it's cold out

As stated, I have a 1975 Honda XL 250. It has a 1 cylinder 250cc ~24hp carbureted engine. The problem I'm running into is an inconsistent idle. In general it seems to have a low idle (what I want it ...
6
votes
2answers
3k views

Really high idle after tightening spark plugs

I had a very nasty tick in my engine after doing a bunch of work to it, I just redid my chain tensioner which went a long way to fixing it, then I found that spark plugs could cause a tick, so I ...
2
votes
1answer
2k views

Subaru Outback 1998 high idle rpms and CEL P0507

My wife's 1998 Subaru Outback threw a check engine light the other day, and when I read the code, P0507, it corresponded to a problem I'd noticed for a while: high idle rpms. The problem is most ...
2
votes
2answers
1k views

2000 Ford Focus ZX3 stalls while idling

I’ve had this problem for a while now. When my car is warmed up, and I’m at a stop light or just idle when parked, the engine struggles to stay on. The RPM stays under 1000 and fluctuates a lot, ...
7
votes
3answers
3k views

Does idle RPM increase when there is heavy load on the electrical system?

I am thinking about installing a 500w halogen (HDX brand) on the roll bar in my jeep as the dome light because often I work in the back when it is dark or when I would like more light. The 500w light ...
2
votes
1answer
666 views

Motorcycle: increasing choke kills engine

My bike struggles to idle on cold mornings. No issue there: I just open the choke till it warms. However, I must do this ever so slowly and delicately otherwise the engine cuts out. I find this odd as ...