A suction pipe pressure detecting apparatus detects the internal pressure of the suction pipe located downstream of {HEAD ~ the throttle valve} of {TAIL ~ the engine} 
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A suction pipe pressure detecting apparatus detects the internal pressure of the suction pipe located downstream of { HEAD ~ the throttle valve } of { TAIL ~ the engine }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL