Community Fixes
Common problems grouped from confirmed-fix threads on SupraForums — 572 issues across MKIII threads
Systems
All Issues572Engine162Electrical143Other60Cooling42Body / Interior39Suspension35Transmission28Turbo20Fuel System15Brakes15Exhaust13Sort by:Most DiscussedSystem
Engine3 threads
low idle and fuel cut-off above 2500 rpm
My 1jz supra now wont start....need help.Car Trouble!!!!Help! 89NA ECU Gone Bad?
Other3 threads
location of vehicle identification numbers
Need a Key Made for My Supra ASAP. Please helpVin locationsHow to find color code for maroon MK3
Turbo3 threads
car jerking at peak boost in first gear
turbo or wastegate issue?need help... car acting crazy1jz code 31, and 42 please help!!!
Turbo3 threads
negative boost reading when revving in neutral
Rewire neg trigger to a positive triggerInstalled boost controller now car won't start HELP!!Need help with greddy profecII B
Other3 threads
installing oil catch can and boost gauge
Oil catch canMinor Modifications Help1st post, I need your help!
Fuel System3 threads
detonation issues possibly caused by VSV
noobie question of the day....Please help! What did I just break?Can a bad VSV cause Det problems???
Turbo3 threads
compressor discharge pipe orientation
which way?Compressor discharge helparp question
Cooling3 threads
water bypass line routing confusion
water bypass routing ?egr/vsv checkGreddy PRofect-B install question.
Cooling3 threads
interior water leak possibly blocked AC drain
Interior Water Leak - Help NeededHelp finding an electrical leakCheck your rocker panels for clogged drains...
Cooling3 threads
no refrigerant remaining
how much freon?A/C line removal- "discharge the coolant"no air conditioner
Cooling3 threads
coolant blockage in heater core return line
After 18 years of serviceNO HEAT 89 7mge.Whis line is the return line???
Electrical2 threads
no distributor installed
Distributor problem1986 4rrunner with 7mge stumped...
Other2 threads
refinishing sawblades for appearance
"Nana Maru" loses her Sawblades.Refinishing Sawblades! (what do i use?)
Engine2 threads
cams rocking but turning freely
Cams rock but turn free, no bindcam gear questions
Engine2 threads
timing cover fitment between 7MGE and 7MGTE
Will the 7MGTE Lexiclear timing belt cover fit on a 7MGE?7mge injectors to 7mgte 440cc injectors
Engine2 threads
detonation under load
detonationDetonation sound clip?
Electrical2 threads
lights not working after bezel removal
took center bezel out and now lights dont work..door lock bezel removal + clip part numbers
Cooling2 threads
broken nipple on VSV
valve cover nippleBroken nipple on VSV in Thermo. Housing
Turbo2 threads
bov port plugged with pvec end piece
Replacing 3000 pipe, what to do with blow off valve port?Attention:GReddy catch can users
Fuel System2 threads
fuel rail spacer reversal creating extra space
Flex PLate SpacerQuestion for those with PTE Injectors