When {HEAD ~ the hydraulic pressure} is equal to or smaller than {TAIL ~ a reference value}, the ECU suppresses VVT malfunction determinations 
is equal to
When { HEAD ~ the hydraulic pressure } is equal to or smaller than { TAIL ~ a reference value } , the ECU suppresses VVT malfunction determinations
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH