LEXUS RX 300

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
+ A power supply system and production of the fulfilled gases
+ Systems of electric equipment of the engine
+ Automatic transmission and interaxal differential
+ Transmission line
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
- Schematic diagrams of electric connections
   Control system of the engine
   Automatic transmission
   Blocking of switching of the AT modes
   System of a charge
   System of start
   Distribution of power
   Distribution of weight
   ABS system
   Tempostat
   Engine cooling system fans
   Systems of heating and To/in
   Heating of glasses and mirrors
   Cleaner and washer of a windshield
   Cleaner and washer of glass of a door of a back
   Horn
   Anticreeping system
   Natyazhiteli of seat belts
   Э / drive of a cover of the top hatch
   SRS system
   Security system
   Memory of provision of a seat
   Heating of seats
   Э / drive of seats
   Window regulators
   Э / drive of locks of doors
   Э / drive of external mirrors
   Internal mirror with automatic shading
   Headlights
   Adjustment of an inclination of headlights
   Backing lamps
   Э / antenna drive
   External lighting
   Internal lighting
   Illumination of devices
   Combination of devices
   ECU of a body
   Lines of diagnostics
   System of navigation
   The audio system (with system of navigation)
   The audio system (without system of navigation)


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Schematic diagrams of electric connections

Designations on schemes

Arrangement of points of grounding, nodal points and sockets in a motive compartment

The arrangement of points of grounding is specified (BI, BJ, BK, BL, BM, BN) and (IE, IF, IG, IH) and (EA, EA, EC, ED).

Arrangement of sockets (EA1, EB1, EC1) and nodal points (E1 ÷ E14).

Lists of points of grounding, nodal points and sockets which reduced designations are applied on schemes are given below.

Nodal points:

B1 In a body electrical wiring plait, at the left back door
B2 In a body electrical wiring plait, in the left forward door
B3 – B6 In a body electrical wiring plait, behind a ceiling upholstery
B7 In a body electrical wiring plait, under the right back seat
B8 In a body electrical wiring plait, at a back door
B9 In a body electrical wiring plait, in the right back door
B10 In a body electrical wiring plait, in the top back part of the car
B11 In a body electrical wiring plait, in the right forward door
E1 – E14 See the illustration Arrangement of Points of Grounding, nodal points and sockets in a motive compartment
I1 In a dashboard electrical wiring plait, at the left threshold
I2 – I5 In a dashboard electrical wiring plait, in the left part of the dashboard
I6 In a dashboard electrical wiring plait, behind the central part of the dashboard
I7 In a dashboard electrical wiring plait, in the right part of the dashboard
I8, I9 In a dashboard electrical wiring plait, in the left part of the dashboard
I10 – I12 In a dashboard electrical wiring plait, in the right part of the dashboard

Grounding points:

BI, BJ, BK, BL, BM, BN            

EA, EA, EC, ED — See the illustration Arrangement of Points of Grounding, nodal points and sockets in a motive compartment.

IE, IF, IG, IH                             

Sockets

A1 (13-contact) In the basis of the left lobby body drains
BB1 (13-contact) In the basis of the right lobby body drains
BC1 (black, 2-kont.) In the left back part of a roof
BC2 (12-contact) In the left back part of a roof
BC3 (blue, 6-kont.) In the left back part of a roof
BD1 (18-contact) Over the left back stupichny assembly
BE1 (17-contact) Under the driver's seat
BF1 (17-contact) Under a seat of the forward passenger
DLC No. 1, No. 3

EA1 (light gray, 4-contact) See the illustration Arrangement of Points of Grounding, nodal points and sockets in a motive compartment
EB1 (gray, 4-kont.) See the illustration Arrangement of Points of Grounding, nodal points and sockets in a motive compartment
EC1 (gray, 17-kont.) See the illustration Arrangement of Points of Grounding, nodal points and sockets in a motive compartment
IA1 (light gray, 12-contact) At the left threshold
IA2 (blue, 12-kont.) At the left threshold
IB1 (10-contact) At the left threshold
IC1 (12-contact) At the left threshold
IC2 (blue, 9-kont.) At the left threshold
ID1 (8-contact) In the left part of the dashboard
IE1 (20-contact) At the left lower panel of a covering
IE2 (10-contact) At the left lower panel of a covering
IE3 (4-contact) At the left lower panel of a covering
IF1 (10-contact) At the right arm of the dashboard
IG1 (3-contact) At the right arm of the dashboard
IH1 (gray, 20-kont.) Behind a ware box
II1 (26-contact) At the right end of the dashboard
II2 (yellow, 2-kont.) At the right end of the dashboard
IJ1 (20-contact) Behind a ware box
IK1 (orange, 20-contact) Behind a ware box
IK2 (13-contact) Behind a ware box
IL1 (12-contact) At the right threshold
IL2 (blue, 9-kont.) At the right threshold
IM1 (blue, 20-kont.) At the right threshold
IM2 (18-contact) At the right threshold
IN1 (18-contact) At the left arm of the dashboard
J/C No. 1 In a motive compartment, on the right wing
J/C No. 2 In a motive compartment, behind a left headlight
J/C No. 3, No. 4 Behind an overlay of the left threshold
J/C No. 5, No. 7 Behind the left top part of the dashboard
J/C No. 8, No. 10 Behind the right part of the dashboard
J/C No. 9 Behind an overlay of the right threshold
J/C No. 11, No. 12, No. 15 In the left part of the luggage compartment
J/C No. 13, No. 14 In the left part of a door of a back
J/C No. 16, No. 17 Under the driver's seat
J/C No. 18 Under a seat of the perdeny passenger

The abbreviations which are used in names of elements

Besides perechchislenny below abbreviations, on schemes also some abbreviations of an abbreviation relating to all text of the Management are used.


J/C Connecting socket
J/B Connecting block (safety locks)
R/B Relay block
HID Headlights with gas-discharge lamps