It may be a bad sensor or just needs an oil change. If you have done this and it's still flashing, unhook the cables from the battery to reset it. Hopefully this will fix it.
How do i replace speed sensor on 1992 toyota previa and where is the sensor located
where is the heater core in a 1992 Toyota previa
The location for the idle switch of a 1992 Toyota Previa mini van can be found in the Toyota Previa Auto Repair Manual 1991 thru 1995. This can be purchased from the Toyota dealership.
If it is not not downshifting, then it is downshifting.
You will need to go to a repair shop and have them scan for codes. That will tell them the problem and when it is repaired they can reset the light.
almost all engine's in toyota Previa 2,4 l have timing chains .
check the Distributor.
Remove the light assy then turn the bulbs countereclockwise to remove the bulbs.
my 92 is dics
35 foot pounds
if its the hub it self then its a axle change.
underneath the front cable runs to the back onto the left and right , the nut is there