2015 TOYOTA PRIUS V Engine Problems

The contact owns a 2015 Toyota Prius V. The contact stated while driving at various speeds, there was an abnormal knocking sound coming from the engine compartment. The check engine warning light was illuminated. Additionally, the contact stated while driving at speeds under 65 MPH, the vehicle intermittently lost motive power. The vehicle was taken to an independent mechanic where it was diagnosed and DTC codes: P0300, P0302, P0303, and P0304 were retrieved. The contact was informed that several undisclosed parts needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 162,000.

SEPTEMBER 18, 2020, DRIVING ON QUIET RESIDENTIAL STREET, INSTRUMENT PANEL LIT UP WITH MESSAGE "HYBRID SYSTEM FAILURE. PULL OVER IMMEDIATELY". BEFORE WE COULD FIND A SPOT AT THE SIDE OF THE ROAD THE ENGINE SHUT OFF AND WOULDN'T TURN BACK ON, BLOCKING TRAFFIC. VEHICLE TOWED TO LOCAL TOYOTA DEALER. ENGINE TURNED ON AT DEALERSHIP. DEALER RAN DIAGNOSTIC TESTS AND SAID NOTHING WAS WRONG WITH CAR. SENT US HOME SAYING CAR WAS FINE. NOVEMBER 24, 2020 RECEIVED NOTICE FROM TOYOTA ABOUT CUSTOMER SUPPORT PROGRAM FOR FAILURE OF "INTELLIGENT POWER MODULE (IPM) LOCATED INSIDE THE INVERTER ASSEMBLY OF THE HYBRID SYSTEM". CONDITION DESCRIBED AS "HYBRID SYSTEM WARNING" SHOWING ON INSTRUMENT PANEL AND VEHICLE GOING INTO "FAIL-SAFE DRIVING MODE". CALLED PHONE NUMBER ON THE NOTICE AND WAS TOLD THE PROBLEM WE HAD WITH THE CAR WAS THE CONDITION DESCRIBED IN NOTICE, BUT NOTHING COULD BE DONE UNTIL IT FAILS AGAIN AND THE DIAGNOSTIC...