Sentences with phrase «under engine vacuum»

Not exact matches

A couple that come to mind are the volume or air / fuel mixture (Why timing is advanced when under less load / higher vacuum) and air / fuel ratio (why timing is pulled when the engine is cold).

All the engine is doing under regular engine braking is suffering from a vacuuming effect as the pistons are moving downwards while the throttle is closed.

A dinky Keihin carburetor and a thick web of vacuum lines and dashpots live under the hood, but they do their work invisibly — the HF's engine exhibits none of the emissions - related stumbles or throttle - response hiccups common to 1980s econoboxes.

Under some engine load conditions, ported vacuum may equal manifold vacuum, but it can never exceed it.

Toyota Camry common problems: A bad vacuum switching valve (VSV) for EGR located under the intake manifold could cause the trouble code P0401 in a 4 - cylinder engine.