Community Fixes
Common problems grouped from confirmed-fix threads on SupraForums — 572 issues across MKIII threads
Systems
All Issues572Engine162Electrical143Other60Cooling42Body / Interior39Suspension35Transmission28Turbo20Fuel System15Brakes15Exhaust13Sort by:Most DiscussedSystem
Transmission46 threads
clutch fork too close to pressure plate
What brand clutch should i get?Lots of problems. Anyone want a try?Need Some Clutch Recommendations ?!+ 43 more threads
Transmission44 threads
clutch pedal only travels halfway without pressure
****Clutch Problem Really Need Help****1/2na-t in ONE WEEKNeed help. Yet another no crank no start, need help figuring out voltage drop test. Lots of details provided (hopefully)+ 41 more threads
Transmission31 threads
difficulty engaging higher gears
Built R154 realistic limitI think my R154 said buh bye tonight4th clutch this year+ 28 more threads
Transmission31 threads
difficulty removing automatic transmission
engine swap...Motor Pull need help asap!!!!!bellhousing bolts+ 28 more threads
Transmission26 threads
transmission shifting poorly after initial repair
turbo mk3 automatic gear shifting question...A340E auto trans problems/questionsW58 vs. R154 tranny.+ 23 more threads
Transmission25 threads
clutch slipping under load when warm
Test Drive on SPEC Clutch Problem!!!New Clutch, Adjusted Freeplay, Full Reservoir -- STILL SLIPS!JZ MA70 Fan Clutch Experiment+ 22 more threads
Transmission20 threads
difficulty shifting into second gear
Just got my first supra! XDR154 2jz swapped SC300 won't shift!Best $5 I've spent in a While.+ 17 more threads
Transmission20 threads
driveshaft balancing required after swap
1 piece driveshaft questions1 piece driveshaft scrape?Cant Install Driveshaft? Wtf?+ 17 more threads
Transmission16 threads
how to change transmission fluid
I think I dropped a screw in my tranny.....Tranny Question! Please Help!Changing tranny fluid+ 13 more threads
Transmission15 threads
shifter mounting hole size mismatch
SOGI shift mod questions..Sick of crappy Auto Shift knob...NM Shifter Rumble on Shutoff/Low RPM+ 12 more threads
Transmission15 threads
difficulty reinstalling transmission
Rebuild R154 or buy another used transmission?wierd???Cant get tranny back in+ 12 more threads
Transmission15 threads
grinding noise when shifting into reverse
Grinds when shifting into reverseModding Cs ShifterIs reverse grinding damaging?+ 12 more threads
Transmission12 threads
driveshaft compatibility between automatic and manual transmissions
Radiator....Putting my 88 into an 86.5will auto. r154 driveshaft work witha manual r154 tranny?+ 9 more threads
Transmission11 threads
difficulty removing clutch fork
r154 manual to NA Auto swap. having some problems????need help asapTransmission Installation problems+ 8 more threads
Transmission11 threads
difficulty aligning engine and transmission
5-spd installation woes5sp conversion help!!!Tranny bracket+ 8 more threads
Transmission10 threads
rear end vibration at highway speeds
Vibration-Bad Vibrations (HELP ME)Horrible shaking @ 65mph and higher Help!!!+ 7 more threads
Transmission9 threads
mid shaft bearing failure
Clutch Slave Cylinder - Is mine broke? or can i put this back inTURBO and N/A ALTERNATORs INTERCHANGABLE???Why can't I find a release/slave cylinder?+ 6 more threads
Transmission8 threads
rear differential seized solid
how rare is..Differential question...... LSDHelical diff?+ 5 more threads
Transmission5 threads
unable to shift out of park
ARG!!! Electrical Problems. Is my diagnosis correct?I bought another Supra...auto tranny issue+ 2 more threads
Transmission5 threads
transmission stuck during bellhousing removal
Please Help! Why wont this Relay come out?taking motor out HELP !!!R154 Removal Issue+ 2 more threads
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