Toyota Lexus RX300
1998-01 → 2003-02 · chassis MCU1# · catalogue 521410 · United States
Discontinued model
Data version 2003-10
Dashed callouts are standard fasteners the factory draws but does not list
as separate parts — there is no part number behind them.
| Part number | Description | Fitment | Price | |
|---|---|---|---|---|
| 85910A — Relay Assy, Circuit Opening (FOR EFI) | ||||
| 90987-02012 |
Relay Assy, Circuit Opening (FOR EFI)
1998-01 → 2000-05
ended
|
MCU1# | — | |
| 90987-02020 |
Relay Assy, Circuit Opening (FOR EFI)
2000-05 → —
|
MCU1# | — | |
| 85910F — Relay, Computer (FOR EFI) | ||||
| 90987-02012 |
Relay, Computer (FOR EFI)
1998-01 → 2000-05
ended
|
MCU1# | — | |
| 90987-02020 |
Relay, Computer (FOR EFI)
2000-05 → —
|
MCU1# | — | |
| 85915S — Relay, Heater (FOR AIR FUEL RATIO SENSOR) | ||||
| 90987-02012 |
Relay, Heater (FOR AIR FUEL RATIO SENSOR)
1998-01 → 2000-05
ended
|
MCU1# | — | |
| 90987-02020 |
Relay, Heater (FOR AIR FUEL RATIO SENSOR)
2000-05 → —
|
MCU1# | — | |
| 89422 — Sensor, Water Temperature (FOR E.F.I.) | ||||
| 89422-35010 |
Sensor, Water Temperature (FOR E.F.I.)
1998-01 → —
|
MCU1# | — | |
| 89438A — Switch, Power Steering Oil Pressure | ||||
| 89438-33010 |
Switch, Power Steering Oil Pressure
1998-01 → —
|
MCU1# | — | |
| 89452 — Sensor, Throttle Position (FOR E.F.I.) | ||||
| 89452-33030 |
Sensor, Throttle Position (FOR E.F.I.)
2000-07 → —
|
MCU1# | — | |
| 89452-33040 |
Sensor, Throttle Position (FOR E.F.I.)
1998-01 → 2000-07
ended
|
MCU1# | — | |
| 89460 — Sensor Assy, Vapor Pressure | ||||
| 89460-0W040 |
Sensor Assy, Vapor Pressure
1998-01 → 1999-08
ended
|
MCU1# | — | |
| 89461-20010 |
Sensor Assy, Vapor Pressure
1999-08 → 1999-09
ended
|
MCU1# | — | |
| 89461-35010 |
Sensor Assy, Vapor Pressure
2000-07 → —
|
MCU1# | — | |
| 89461-48010 |
Sensor Assy, Vapor Pressure
1999-09 → 2000-07
ended
|
MCU1# | — | |
| 89661 — Computer, Engine Control | ||||
| 89661-48050 |
Computer, Engine Control
1998-01 → 1998-03
ended
|
MCU10 | — | |
| 89661-48051 |
Computer, Engine Control
1998-03 → 1998-07
ended
|
MCU10 | — | |
| 89661-48052 |
Computer, Engine Control
1998-07 → 1998-10
ended
|
MCU10 | — | |
| 89661-48053 |
Computer, Engine Control
1998-10 → 1999-08
ended
|
MCU10 | — | |
| 89661-48060 |
Computer, Engine Control
1998-01 → 1998-07
ended
|
MCU15 | — | |
| 89661-48061 |
Computer, Engine Control
1998-07 → 1998-10
ended
|
MCU15 | — | |
| 89661-48062 |
Computer, Engine Control
1998-10 → 1999-08
ended
|
MCU15 | — | |
| 89661-48070 |
Computer, Engine Control
1999-08 → 1999-12
ended
|
MCU10 | — | |
| 89661-48071 |
Computer, Engine Control
1999-12 → 2000-07
ended
|
MCU10 | — | |
| 89661-48080 |
Computer, Engine Control
1999-08 → 1999-12
ended
|
MCU15 | — | |
| 89661-48081 |
Computer, Engine Control
1999-12 → 2000-07
ended
|
MCU15 | — | |
| 89661-48090 note |
Computer, Engine Control
1999-08 → 1999-12
ended
|
MCU15 | — | |
| 89661-48091 note |
Computer, Engine Control
1999-12 → 2000-07
ended
|
MCU15 | — | |
| 89661-48120 |
Computer, Engine Control
2000-07 → 2000-08
ended
|
MCU10 | — | |
| 89661-48121 |
Computer, Engine Control
2000-08 → 2001-08
ended
|
MCU10 | — | |
| 89661-48130 |
Computer, Engine Control
2000-07 → 2000-08
ended
|
MCU15 | — | |
| 89661-48131 |
Computer, Engine Control
2000-08 → 2001-08
ended
|
MCU15 | — | |
| 89661-48170 note |
Computer, Engine Control
2000-07 → 2000-08
ended
|
MCU15 | — | |
| 89661-48171 note |
Computer, Engine Control
2000-08 → 2001-08
ended
|
MCU15 | — | |
| 89661-48310 |
Computer, Engine Control
2001-08 → 2002-08
ended
|
MCU10 | — | |
| 89661-48320 |
Computer, Engine Control
2001-08 → 2002-08
ended
|
MCU15 | — | |
| 89661-48330 note |
Computer, Engine Control
2001-08 → —
|
MCU15 | — | |
| 89661-48390 |
Computer, Engine Control
2002-08 → —
|
MCU10 | — | |
| 89661-48400 |
Computer, Engine Control
2002-08 → —
|
MCU15 | — | |
| 89667 — Bracket, Engine Control Computer | ||||
| 89667-48020 |
Bracket, Engine Control Computer
1998-01 → —
|
MCU1# | — | |
| 89668 — Bracket, Engine Control Computer, NO.2 | ||||
| 89668-48020 |
Bracket, Engine Control Computer, NO.2
1998-01 → —
|
MCU1# | — | |
No quantity column: the factory catalogue records which parts a vehicle
takes, never how many.