Take a look under the dash in the footwell to see if there is another diagnostic port.
On various earlier Toyota models with 17 pin, the TE1 was not present in the engine compartment diagnostic connector, but was present for the inside under-dash connector.
2002 Prado OBD1 self diagnostics
in Prado Club
Posted
I have not seen this before on the 90 series.
Take a look under the dash in the footwell to see if there is another diagnostic port.
On various earlier Toyota models with 17 pin, the TE1 was not present in the engine compartment diagnostic connector, but was present for the inside under-dash connector.