Lexus — Stage 1 / Stage 2 parameters database

The CHIPOK database holds 102 engines for Lexus with reverse-engineered ECUs and Stage 1 / Stage 2 target parameters. We cover 16 models — from early generations to current platforms. Including hybrid platforms.

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Models16
Engines102
ECU makersDenso
File turnaround30–60 min
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1
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Lexus models in the database (16)

Lexus RX
18 engines avg. +17 hp
→
200t 238 hp·200t 245 hp·270 188 hp·300 (2.0T) 240 hp·300 (3.0 V6) 204 hp·330 (3.3 V6) 230 hp more 12
Lexus GS
Lexus GS
14 engines avg. +17 hp
→
200t 245 hp·250 (GSE20) 200 hp·300 (2.0T) 240 hp·300 230 hp·300 252 hp·300h 223 hp more 8
Lexus IS
Lexus IS
14 engines avg. +22 hp
→
200d 150 hp·200t 245 hp·220d 177 hp·250 (GSE20) 200 hp·2.5i V6 208 hp·300 (2.0T) 240 hp more 8
Lexus ES
Lexus ES
12 engines avg. +8 hp
→
200 165 hp·2.0 170 hp·250 184 hp·2.5 205 hp·2.5 Hybrid 180 hp·300h 197 hp more 6
Lexus LX
9 engines avg. +43 hp
→
3.5 (V6) 409 hp·450d 272 hp·470 235 hp·500d (3.3) 309 hp·570 V8 367 hp·600 (3.4T V6) 415 hp more 3
Lexus LS
7 engines avg. +18 hp
→
3.4T V6 415 hp·430 290 hp·460 (4.6 V8) 347 hp·600h (5.0 V8) (2006) 394 hp·600h (5.0 V8) 394 hp more 2
Lexus GX
5 engines avg. +20 hp
→
4.0i V6 273 hp·460 301 hp·470 235 hp·550 (3.4T V6) 354 hp more 1
Lexus NX
Lexus NX
5 engines avg. +32 hp
→
200t 245 hp·2.5L 239 hp·300 (2.0T) 240 hp·300h 197 hp·350 (2.4T) 279 hp
Lexus RC
5 engines avg. +18 hp
→
200t 245 hp·350 (3.5i V6) 306 hp·350 (3.5i V6) 315 hp·500 472 hp·5.0i V8 (F) 473 hp
Lexus LC
3 engines avg. +19 hp
→
500 472 hp·500 477 hp·500h 359 hp
Lexus CT
2 engines avg. +6 hp
→
200h (1.8 E-CVT) 99 hp more 1
Lexus LM
Lexus LM
2 engines avg. +39 hp
→
300h 197 hp·500h (2.4T) 371 hp
Lexus TX
2 engines avg. +35 hp
→
350 (2.4T) 279 hp·500h (2.4T) 371 hp
Lexus UX
Lexus UX
2 engines
→
2.0 180 hp·2.5 Hybrid 180 hp
Lexus HS
1 engine
→
250h 187 hp
Lexus SC
1 engine
→
430 290 hp

About Lexus chip tuning

Engines and platforms:
  • Main engines: V35A-FTS (3.5 V6 TT), 8AR-FTS (2.0T), A25A-FXS (2.5 hybrid), 2AR-FXE, 2GR-FE, 2GR-FKS, 2GR-FXS (hybrid), 2UR-GSE (5.0 V8 NA — IS-F/RC-F/GS-F), 1UR-FSE (4.6 V8), 1VD-FTV (4.5 V8 D), 1LR-GUE (LFA V10), 5SR-PHEV
  • Platforms: TNGA-L, TNGA-K, GA-L (premium RWD), L-AT
Supported ECUs:
  • Manufacturers: Denso
  • Specific Lexus units in the database: Denso 89663- series (engine), 89530- (TCU), part number often starts with 89663-XX1XX (Lexus-specific firmware over Toyota base), SH72546, SH72543, SH72544 chips, Hybrid PCU + MGECU + HVECU, Aisin TCU AA80E/A80E (V8), AB60E (LX), Toyota Direct Shift TCU
  • Lexus specifics: Denso ECUs — hybrid platforms require work with inverter without losing HV functions
Service terms:
  • Calibrations are done by hand in WinOLS5 + Ghidra for each specific control unit
  • Checksums are recalculated on the engineer's side — the file is ready to flash with a current programmer
  • File returned within 30-60 minutes during working hours
  • Free revisions based on an OBD log