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A/C & HEATER SERVICE PROCEDURES FOR 1997 Lexus SC300 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 1997 Lexus SC300 cars and light trucks from 1990+
Lexus -> Electric Cooling Fans -> Component Diagnosis & Testing -> Cooling Fan Relay -> ES 300 -> Fan Main Relay -> Fan Motor -> GS 300 -> High Pressure Switch -> LS 400 -> No. 1 & 2 Cooling Fan Relay -> No. 1 & 2 Fan Motors -> No. 3 Cooling Fan & Engine Main Relay -> On-Vehicle Inspection -> SC 300 & SC 400 -> Temperature Switch
Vehicle: 1997 Lexus SC300 3.0 L6 GAS
When servicing "LX 450" models, refer to "Land Cruiser" in for service procedures.
ES 300
Refer to under "Camry" for service procedures.
GS 300
When performing the following tests, refer to Fig. .
On-Vehicle Inspection
- Standard amperage is 6.0-7.4 A. With coolant temperature below 88°C (190°F), turn ignition On and ensure fan stops. If not, check the following:
- Fan relay.
- Temperature switch.
- Bad connection or open between fan relay and temperature switch.
- Disconnect temperature switch co...
CLICK HERE TO GET FULL ACCESS TO 1997 Lexus SC300 A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1997 Lexus SC300 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 1997 Lexus SC300 cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 1997 Lexus SC300 3.0 L6 GAS
CLICK HERE TO GET FULL ACCESS TO 1997 Lexus SC300 A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1997 Lexus SC300 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 1997 Lexus SC300 cars and light trucks from 1990+
Imported Cars & Light Trucks & Vans -> 1996-97 -> Precautions -> Battery Ground Cable -> Cleanliness -> General Service -> Product Compatibility -> R-134a Systems -> Safety
Vehicle: 1997 Lexus SC300 3.0 L6 GAS
Battery Ground Cable
Prior to service disconnect battery ground cable and isolate as required.
Product Compatibility
Before adding or replacing engine coolant, ensure product compatibility with the system being serviced. If using orange silicate-free coolant, do not mix with green silicated coolant, premature engine, heater core or radiator corrosion may result. In addition, engine coolant will require change sooner at 30,000 miles or 24 months.
Before replenishing refrigerant oil, ensure product compatibility with the system being serviced. Refer to "A/C D... "
CLICK HERE TO GET FULL ACCESS TO 1997 Lexus SC300 A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1997 Lexus SC300 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 1997 Lexus SC300 cars and light trucks from 1990+
Air Bag System Precautions -> Lexus -> Disarming
Vehicle: 1997 Lexus SC300 3.0 L6 GAS
For Lexus LX 450 & LX 470 Information, Refer to "Land Cruiser" In "Toyota."
The Air Bag/Supplemental Restraint System (SRS) incorporates a back-up energy source that maintains sufficient deployment voltage for up to 90 seconds after the ignition is turned Off and the battery has been disconnected.
When the battery ground cable is disconnected, audio, clock and seat memory system will be canceled.
- Note radio station settings...
CLICK HERE TO GET FULL ACCESS TO 1997 Lexus SC300 A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1997 Lexus SC300 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 1997 Lexus SC300 cars and light trucks from 1990+
Lexus -> Component Replacement & Adjustment -> Heater Unit, Replace -> GS 300
Vehicle: 1997 Lexus SC300 3.0 L6 GAS
When servicing "LX 450" models, refer to "Land Cruiser" in for service procedures.
GS 300
- Recover refrigerant as outlined under .
- Drain engine coolant from radiator.
- Remove water valve.
- Remove cooling unit as outlined under "Evaporator Core... "
CLICK HERE TO GET FULL ACCESS TO 1997 Lexus SC300 A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1997 Lexus SC300 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 1997 Lexus SC300 cars and light trucks from 1990+
Lexus -> Component Replacement & Adjustment -> Evaporator Core, Replace -> ES 300 -> GS 300 -> LS 400 -> SC 300 & SC 400
Vehicle: 1997 Lexus SC300 3.0 L6 GAS
When servicing "LX 450" models, refer to "Land Cruiser" in for service procedures.
ES 300
- Recover refrigerant as outlined under .
- Remove blower unit, refer to "Blower Motor, Replace."
- On 1996 models, remove two bolts for liquid and suction tube, then remove eight screws and evaporator cover, Fig. .
- On 1997 models,
- Remove slide retaining plate bolt, slide retaining plate, then the liquid and suction tubes, Fig. .
- Remove five screws, then the evaporator cover.
- On all models, remove evaporator from case, two expansion valve...
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