There's many sensor, O2 sensors, (Palet type ) Airflow sensor, Throttle body position sensor. Knock sensor and probably much more for brake, speedo and transmission.
60 kms
not sure about a 1987 cressida but i have a 1985 cressida with a 2.8ltr inline 6 cylinder auto trans and i gets between 21-26 mpg.
At least two.
5
3 sensors are on toyota altezza AT rs 200
one
It has ( one oxygen sensor ) on the 1991 and 1992 Ford Explorers
30 miles
4 quarts?
One
There is many reason, check fuse,check amplifier and check head unit. Otherwise install an aftermarket radio probably the best thing to do. Pretty simple follow this link http://www.installdr.com/Harnesses/Toyota-Wiring.pdf
116hp stock