2001 Lexus GS300 A/C & Heater Service (ONLINE REPAIR MANUALS)

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A/C & HEATER SERVICE PROCEDURES FOR 2001 Lexus GS300 AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Lexus GS300 cars and light trucks from 1990+

Lexus -> Component Replacement & Adjustment -> Water Pump, Replace -> ES 300 & RX 300 -> GS 300 & IS 300 -> GS 430, LS 430 & SC 430
Vehicle: 2001 Lexus GS300 3.0 L6 GAS

When servicing LX 470, refer to Land Cruiser in for service procedures.

ES 300 & RX 300

  • Drain engine coolant.
  • On RX 300 models, remove outer cowl top panel, then the front upper suspension brace.
  • On all models, disconnect timing belt from water pump pulley.
  • Remove camshaft timing pulleys using tool No. SST 09960-01000, or equivalent.
  • Remove No. 2 idler pulley.
  • Disconnect engine wire from No. 3 timing belt cover, then remove cover.
  • Remove water pump, Fig. .
  • Reverse procedure to install.

GS 300 & IS 300

Refer to F...

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A/C & HEATER SERVICE PROCEDURES FOR 2001 Lexus GS300 AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Lexus GS300 cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 2001-02 -> Charging System
Vehicle: 2001 Lexus GS300 3.0 L6 GAS

Use instructions provided with charging station. Follow these procedures to prevent charging station from being accidentally exposed to high-side vehicle system pressure:

  • Do no...

CLICK HERE TO GET FULL ACCESS TO 2001 Lexus GS300 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 Lexus GS300 AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Lexus GS300 cars and light trucks from 1990+

Lexus -> Component Replacement & Adjustment -> Instrument Panel, Replace -> ES 300 -> GS 300 & GS 430 -> IS 300 -> LS 430 -> RX 300 -> SC 430
Vehicle: 2001 Lexus GS300 3.0 L6 GAS

When servicing LX 470, refer to Land Cruiser in for service procedures.

ES 300

  • Remove front pillar garnish, front inside scuff plate, and front door opening cover, Fig. .
  • Remove cowl side trim.
  • Loosen screws from wheel pad, Fig. . Pull wheel pad out and disconnect air bag connector. Store air bag face up.
  • Remove steering wheel retaining nut and disconnect connector, Fig. . Place scribe marks on steering wheel and shaft, then remove steering wheel using steering wheel puller tool No. 09213-31021, or equivalent.
  • Remove safety pad No...

CLICK HERE TO GET FULL ACCESS TO 2001 Lexus GS300 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 Lexus GS300 AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Lexus GS300 cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 2001 Lexus GS300 3.0 L6 GAS

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CLICK HERE TO GET FULL ACCESS TO 2001 Lexus GS300 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 Lexus GS300 AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Lexus GS300 cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 2001 Lexus GS300 3.0 L6 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2001 Lexus GS300 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 Lexus GS300 AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Lexus GS300 cars and light trucks from 1990+

Lexus -> Diagnosis & Testing -> Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Actuator Check Mode Inspection -> Air Duct Sensor -> Air Inlet Servomotor Circuit -> Air Mix Damper Position Sensor -> Air Outlet Control Servomotor -> Ambient Temperature Sensor -> Clearing Diagnostic Trouble Codes -> Component Testing -> Cool Air Bypass Damper Position Sensor Circuit -> Diagnostic Tests -> Diagnostic Trouble Code Interpretation -> Electronic Control Unit -> Engine Coolant Temperature Sensor -> ES 300 -> Evaporator Temperature Sensor -> Exhaust Gas Sensor -> GS 300 & GS 430 -> GS 300, GS 430 & LS 430 -> GS 300, GS 430, IS 300 & RX 300 -> IS 300 -> LS 430 -> Room Temperature Sensor -> RX 300 -> SC 430 -> Solar Sensor
Vehicle: 2001 Lexus GS300 3.0 L6 GAS

When servicing LX 470, refer to Land Cruiser in for service procedures.

Accessing Diagnostic Trouble Codes

  • On ES 300, GS 300, GS 430, LS 430, RX 300 and SC 430 models, turn ignition switch to the ON position while pressing the air conditioner control AUTO button and R/F SW button simultaneously.
  • On IS 300 models, connect Lexus hand held tester or equivalent to DLC3 and follow prompts on tester screen.
  • On all models, inspect that all the indicators light up and go off at one second intervals four times in succession.
  • After the indicator in...

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CLICK HERE TO GET FULL ACCESS TO 2001 Lexus GS300 A/C & HEATER SERVICE PROCEDURES

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