1998 — 2003 of release

Repair and operation of the car

Lexus RX 300
+ Lexus RX-300 cars
+ Governing bodies and methods of operation
+ Settings and routine maintenance of the car
+ Engine
+ Cooling systems of the engine, heating, ventilation and air conditioning
+ Power supply system and production of the fulfilled gases
- Systems of electric equipment of the engine
   + Systems of ignition and engine management
   - Diagnostics of systems of electronic control and diagnostic equipment
      General information
      Application of an oscillograph for observation of signals in chains of control systems
   + Systems of a charge and start
+ Automatic transmission and interaxal differential
+ Transmission line
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Schematic diagrams of electric connections



Engine and AT

Components of a control system of the engine

1 — the VVT Sensor (the right number of cylinders)
2 — the Lambda probe No. 2 (post-catalytic)
3 — the Speedometer
4 — the TPS Sensor
5 — No. 3 DLC Socket
6 — No. 1 DLC Socket
7 — the IAC Valve
8 — the VSV valve CCV
9 — the Sensor No. 1 of detonations (the right number of cylinders)
10 — D/V of provisions of P/N AT
11 — the Sensor No. 1 A/F (the right number of cylinders)
12 — the Sensor No. 1 of detonations (the left number of cylinders)
13 — the Sensor No. 1 A/F (the left number of cylinders)

14 — the VVT Sensor (the left number of cylinders)
15 — the OCV Valve (the left number of cylinders)
16 — the Candle and the coil of ignition
17 — the CKP Sensor
18 — the Injector
19 — the ECT Sensor
20 — ACIS system VSV No. 1
21 — ACIS system VSV No. 2
22 — VSV of the EVAP system
23 — the OCV Valve (the right number of cylinders)
24 — ECM
25 — the Coal adsorber
26 — the VSV valve of pressure of vapors of fuel
27 — the Valve of pressure of vapors of fuel

AT control system components see in the Head Automatic transmission and interaxal differential.


Color of wires

TXCT <-> E1<—> (E5-18 E8-17)

<—>GR BR

<—>RXCK E1<—> (E5-19 E8-17)

<—>P BR

<—>KSW E1<—> (E5-23 E8-17)

L<—> BR

<—>CODE E1<—> (E5-28 E8-17)

V<—> BR

The table of checks of a control system of the engine and AT by means of measurement of signals on contacts of the ECM socket is given above.

Contacts of the ECM socket

Immobilizator of the engine

Components of system of an immobilization of the engine

At the included ignition between the listed below contacts of ECM there has to be tension of 10 ÷ 14 Century.

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