5S-FE MK2 Non-Turbo Engine voltage drop?? [Archive] - Toyota MR2 Message Board

5S-FE MK2 Non-Turbo Engine, voltage, replace, issue, guys, good, normal, drops, driving, battery, died, alternator, fuses, long, 100amp, tested, talking, understand, tomorrow, video, tool, drop, grounds, corrosion, problem, highway, stay, accessories, blower, lights, radio, motor, slower, mins, couple, dim,dash, back, idle, find, gauge, half, time, 14.6

hey guys im having an issue here, that i cant seem to find the problem when im driving my voltage drops i can see the gauge drops about half way, and all my accessories dim,dash, radio, lights, blower motor goes slower, and i could be driving like this for 10 -15 in the highway sometimes and the voltage will stay low for a while and then go up again, but most of the time it will go down for a couple of mins and goes up again to normal and then goes down, and if the car is at idle it will go