What is vapor lock and how to fix it?

What is vapor lock and how to fix it?

Dan Ferrell writes about do-it-yourself car maintenance and repair. He has certifications in automation and control technology. Vapor lock may prevent your engine from starting. Photo courtesy of : : w i n t e r t w i n e d : : on Flickr. There are several symptoms that may point to vapor lock.

What are the symptoms of a vapor lock engine?

There are several symptoms that may point to vapor lock. When your engine is warm, it may: run rough; experience rough idle; lack power; hesitate on acceleration; surge; stall and start after cooling for an hour or two; be hard to start; not start; perform poorly; Several factors can contribute to vapor lock: High underhood temperatures

What to do if your fuel delivery system is vapor locked?

Crank the engine using the remote switch. As the engine cranks, spray a shot of starting fluid through the throttle valve. If the engine seems to catch while spraying the starting fluid, there’s a good chance the fuel delivery system is vapor locked. You can do a similar test using a small plastic bag with ice:

Dan Ferrell writes about do-it-yourself car maintenance and repair. He has certifications in automation and control technology. Vapor lock may prevent your engine from starting. Photo courtesy of : : w i n t e r t w i n e d : : on Flickr. There are several symptoms that may point to vapor lock.

There are several symptoms that may point to vapor lock. When your engine is warm, it may: run rough; experience rough idle; lack power; hesitate on acceleration; surge; stall and start after cooling for an hour or two; be hard to start; not start; perform poorly; Several factors can contribute to vapor lock: High underhood temperatures

Crank the engine using the remote switch. As the engine cranks, spray a shot of starting fluid through the throttle valve. If the engine seems to catch while spraying the starting fluid, there’s a good chance the fuel delivery system is vapor locked. You can do a similar test using a small plastic bag with ice:

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