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