1997 Lexus SC300 A/C & Heater Service (ONLINE REPAIR MANUALS)

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1997 Lexus SC300 car and truck repair procedures including Lexus engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your 1997 Lexus SC300 automobile. Try the Automotix DIY solution today!
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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 -> Diagnosis & Testing -> Technical Service Bulletins -> 1996 ES 300, GS 300, LS 400, SC 300 & SC 400 -> Ambient Temperature Displays -22°F
Vehicle: 1997 Lexus SC300 3.0 L6 GAS

When servicing "LX 450" models, refer to "Land Cruiser" in for service procedures.

Ambient Temperature Displays -22°F
1996 ES 300, GS 300, LS 400, SC 300 & SC 400

On models equipped with ambient temperature displays, -22°F may appear in the ambient temperature display if continuity through ambient temperature sensor circuit is interrupted. This condition will persist even after continuity through the ambient temperature sensor circuit is rees...

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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+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 1997 Lexus SC300 3.0 L6 GAS

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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 -> Refrigerant Recovery
Vehicle: 1997 Lexus SC300 3.0 L6 GAS

R-134a systems require the use of special service equipment designed specifically for R-134a systems. R-12 servicing equipment cannot be used on R-134a systems.

R-12 recovery stations cannot be used on R-134a systems. A separate recovery station must be used on R-134a systems. The refrigerants are not compatible and will contaminate the R-12 recovery station.

The use of refrigerant recovery and recycling stations allows the recovery and reuse of refrigerant after contaminants and moisture have been removed.

When using a recovery or recycling station...

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 -> Diagnosis & Testing -> A/C System Diagnosis & Testing -> 1996 ES 300 -> Accessing Diagnostic Trouble Codes -> Accessory Power Source Circuit -> Actuator Check Mode Inspection -> Air Inlet Servomotor Circuit -> Air Mix Control Servomotor Circuit Inspection -> Air Mix Damper Position Sensor -> Air Mix Damper Position Sensor Circuit Inspection -> Air Outlet Control Servomotor -> Air Vent Damper Control Mode Servomotor -> Ambient Temperature Sensor -> Back-Up Power Source Circuit Check -> Blower Motor Circuit Inspection -> Circuit Testing -> Clearing Diagnostic Trouble Codes -> Component Testing -> Compressor Circuit Inspection -> Compressor Lock Sensor Circuit Inspection -> Diagnostic Trouble Code Interpretation -> Electronic Control Unit -> Engine Coolant Temperature Circuit Inspection -> Engine Coolant Temperature Sensor -> ES 300 -> Evaporator Temperature Sensor -> Except GS 300 -> Extra High Relay -> GS 300 -> Heater Main Relay Circuit Inspection -> Igniter Circuit Inspection -> Ignition (IG) Power Source Circuit Inspection -> LS 400 -> Power Transistor Circuit Inspection -> Room Temperature Sensor -> SC 300 & SC 400 -> Solar Sensor -> Solar Sensor Circuit Inspection
Vehicle: 1997 Lexus SC300 3.0 L6 GAS

When servicing "LX 450" models, refer to "Land Cruiser" in for service procedures.

Accessing Diagnostic Trouble Codes
  • On ES 300 models, turn the ignition switch to the ON position while pressing the air conditioner control AUTO button and fan down button simultaneously.
  • On GS 300 models, turn the ignition switch to the ON position while pressing the air conditioner control AUTO button and F/R button simultaneously.
  • On LS 400, SC 300 and SC 400 models, turn the ignition switch to the ON position while pressing the air conditioner control...

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 -> Cooling System Bleed -> ES 300, SC 400, GS 300, LS 400 & SC 300
Vehicle: 1997 Lexus SC300 3.0 L6 GAS

When servicing "LX 450" models, refer to "Land Cruiser" in for service procedures.

ES 300, SC 400, GS 300, LS 400 & SC 300

The coolin...

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+

Import Compressor Service -> Nippondenso Compressor -> Precautions -> Product Compatibility
Vehicle: 1997 Lexus SC300 3.0 L6 GAS

Product Compatibility

Before replenishing refrigerant or refrigerant oil, ...

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