Hi, time ago my 1988 4runner 5spd has the same issues
I solved, with a new (no OEM) just a 60A SPDT Relay for the starter relay, and now works fine
All the info, I ´ve read in some thread here.
In fact, the clutch safety swtich or the pedal depress siwtch it´s just for a GND for the (coil...