Link TST185X (Toyota MR2 V1 & Celica ST185) ECU
The Link TST185X (Toyota MR2 V1 & Celica ST185) is a mid-range plug-in engine control unit (ECU) from Link ECU. It has 6 injector and 4 ignition outputs and knock control. List price is US$1,775. 2 sellers list it from US$1,483 to US$1,775.
Prices checked . Specs from Link ECU's published data.
Key specs
DBW = drive-by-wire throttle channels · λ wideband = onboard wideband lambda (oxygen sensor) inputs · CAN = controller area network buses.
Features
- ✕Drive-by-wire
- ✕Onboard wideband
- ✓Knock control
- ✓Flex fuel
- ✓Traction control
- ✓Launch control
- ✓Boost control
- ✓Gearbox control
- ✓Onboard logging
- ?Ethernet
- ?USB
- ✕Built-in display
✓ published · ✕ not offered · ? not published. Some features, like traction control and launch control, mean different things by brand. See the glossary.
Details
- Highlights
- Fits: Toyota MR2 SW20 Rev1 with 3S-GE or 3S-GTE engine from 1989 to 1992., Toyota Celica ST185 with 3S-GE or 3S-GTE engine. This ECU works for manual transmissions only. A Link Air Temp Sensor is highly recommended with this ECU. Most factory features are supported. This ECU will need a modification before E-Throttle is usable.
- Part number
- 221-4000
- Software
- PCLink (free)
- Logging
- 512MB onboard
- Links
- Product page ↗Price source ↗
- Fits
- Toyota Celica GT-Four · Toyota MR2
- Tuning
- Find a Link ECU tuner with a dyno
- Maker
- Link ECU: history, software and every model
Where to buy the TST185X (Toyota MR2 V1 & Celica ST185)
2 sellers found
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Prices as shown on each seller's site on , in their own currency, converted at 14 Oct 2026 rates. Shipping, import duty and tax vary. Check with the seller before you buy.
