Valve clearance effects on an O2 sensor - 1993 Toyota Truck

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Posted to Technical Discussion Forum on 4/6/2002 5 Replies

Greetings all,

Just wanted to share a pretty good visual on the effects of tight valves / combustion chamber turbulance as seen by the O2 sensor.

Toyota O2 Sensor

Blue trace is before adjusting the valves an Red trace is after the adjustment. These 22RE ... Login to read more.

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