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Ross
Ross, Diagnostic and repair technician
Category: Car
Satisfied Customers: 1180
Experience:  Licensed diagnostic and repair technician
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I have a Ford Focus 1.6 lx In 3rd 4th 5th gear it keeps jolting

Customer Question

I have a Ford Focus 1.6 lx
In 3rd 4th 5th gear it keeps jolting for a split second
I've changed the air filter oil filter fuel filter had leads
And coil pack, and it still happens, but no warning light comes on
Or engine management light, can anyone help
Submitted: 2 years ago.
Category: Car
Expert:  Ross replied 2 years ago.
Hi my name is***** am a diagnostic technician and look forward to working with you.Have you checked the spark plugs ?
Customer: replied 2 years ago.
They have just had new ones
Expert:  Ross replied 2 years ago.
Just to confirm, is the jolting you describe an occasional/random while accelerating under load or do you find it will drop a cylinder and constantly jolt until you let off the throttle?