I have 2000 Volvo s40 1.9t when I add coolant to expansion reservoir it comes up in one of the spark plugs Wells I started the car once after it stalled with starting fluid I drove it’s lil but it ran really bad I’m sure its blown head gasket due to the fact I noticed a lil ...
The system of Warnecke et al. [24] consists of a ballistocardiography sensor in the backrest of the seat, an ECG and reflective photoplethysmography sensors in the steering wheel and a camera for photoplethysmography imaging (often also called remote PPG, imaging PPG or camera-based PPG). ...