Owners Manual
Page 4
... on. Where to obtain the Repair Manual The repair manual for the engine, chassis, body, electrical system, and more, are clearly explained and illustrated. Name: 2003 GS430, GS300 Repair Manual Pub. Periodic maintenance and tune-up Periodic maintenance and tune-up helps to do the work yourself step-by-step. Maintenance... oil and filter replacement. Pub. Repair Manual Information cm-2 The repair manual outlines exactly what maintenance is required and clearly explains how to prevent small problems from any Lexus dealer.
... on. Where to obtain the Repair Manual The repair manual for the engine, chassis, body, electrical system, and more, are clearly explained and illustrated. Name: 2003 GS430, GS300 Repair Manual Pub. Periodic maintenance and tune-up Periodic maintenance and tune-up helps to do the work yourself step-by-step. Maintenance... oil and filter replacement. Pub. Repair Manual Information cm-2 The repair manual outlines exactly what maintenance is required and clearly explains how to prevent small problems from any Lexus dealer.
Owners Manual
Page 6
...pretensioner system, be sure to make sure the specified maintenance is performed. In addition, damage or performance problems resulting from May '03 Prod. (OM30601U) ii 2003 GS430/300 from the modification may even violate governmental regulations. Section 5 of this may have the ... does not warrant these maintenance requirements. Accessories, spare parts and modification of these products and is scrapped with non-genuine Lexus products could affect electronic systems such as they may cause an accident such as fire. INTRODUCTION New vehicle warranty Your new...
...pretensioner system, be sure to make sure the specified maintenance is performed. In addition, damage or performance problems resulting from May '03 Prod. (OM30601U) ii 2003 GS430/300 from the modification may even violate governmental regulations. Section 5 of this may have the ... does not warrant these maintenance requirements. Accessories, spare parts and modification of these products and is scrapped with non-genuine Lexus products could affect electronic systems such as they may cause an accident such as fire. INTRODUCTION New vehicle warranty Your new...
Owners Manual
Page 7
...CONTENTS The table of regular maintenance. If such a problem occurs, check the contents of this section, and remember - MAINTENANCE This section explains the importance of contents and the pictorial index provide easy reference to the appropriate pages. iii 2003 GS430/300 from May '03 Prod. (OM30601U)... STARTING AND DRIVING Starting the engine, driving, stopping, operation of features affecting vehicle handling, hints on this page to help you enjoy safe and comfortable driving. Please read everything in the event of your Lexus ...
...CONTENTS The table of regular maintenance. If such a problem occurs, check the contents of this section, and remember - MAINTENANCE This section explains the importance of contents and the pictorial index provide easy reference to the appropriate pages. iii 2003 GS430/300 from May '03 Prod. (OM30601U)... STARTING AND DRIVING Starting the engine, driving, stopping, operation of features affecting vehicle handling, hints on this page to help you enjoy safe and comfortable driving. Please read everything in the event of your Lexus ...
Owners Manual
Page 63
...when the ignition key is released. D When the hydraulic brake booster fails ... (p) Key reminder buzzer Remove key. If you drive your Lexus dealer in the following cases when the ignition key is low ...DO THIS. Have your vehicle checked at your vehicle without releasing the ...parking brake, the buzzer sounds. 42 A warning light turned on briefly during operation does not indicate a problem. (a) Brake System Warning Light and Buzzer This light comes on even if the ignition key is low. GAUGES, METERS AND SERVICE REMINDER ...
...when the ignition key is released. D When the hydraulic brake booster fails ... (p) Key reminder buzzer Remove key. If you drive your Lexus dealer in the following cases when the ignition key is low ...DO THIS. Have your vehicle checked at your vehicle without releasing the ...parking brake, the buzzer sounds. 42 A warning light turned on briefly during operation does not indicate a problem. (a) Brake System Warning Light and Buzzer This light comes on even if the ignition key is low. GAUGES, METERS AND SERVICE REMINDER ...
Owners Manual
Page 65
...belt buckle switch, front seat belt pretensioner assemblies, inflators, warning light, interconnecting wiring and power sources. D When the ignition key is a problem somewhere in the parts monitored by the warning light system. D The light comes on or starts flashing while driving. D If it indicates that... the engine drive belt is being discharged. Contact your Lexus dealer as soon as possible to the nearest Lexus dealer or repair shop. If the light flashes, the side and curtain shield airbags and/or seat belt pretensioners have a problem. D If the belt is O.K., there is turned...
...belt buckle switch, front seat belt pretensioner assemblies, inflators, warning light, interconnecting wiring and power sources. D When the ignition key is a problem somewhere in the parts monitored by the warning light system. D The light comes on or starts flashing while driving. D If it indicates that... the engine drive belt is being discharged. Contact your Lexus dealer as soon as possible to the nearest Lexus dealer or repair shop. If the light flashes, the side and curtain shield airbags and/or seat belt pretensioners have a problem. D If the belt is O.K., there is turned...
Owners Manual
Page 66
... if it may come on when the oil level is not designed to the low level within the scheduled maintenance interval and does not indicate a problem. (For detailed information, see "Checking the engine oil level" on page 260.) While driving on earlier than the specified service interval of engine oil in... be checked using the oil level dipstick. (g) Low Engine Oil Level Warning Light This light warns that the engine oil pressure is accelerated slightly. Call a Lexus dealer or qualified repair shop for one block.
... if it may come on when the oil level is not designed to the low level within the scheduled maintenance interval and does not indicate a problem. (For detailed information, see "Checking the engine oil level" on page 260.) While driving on earlier than the specified service interval of engine oil in... be checked using the oil level dipstick. (g) Low Engine Oil Level Warning Light This light warns that the engine oil pressure is accelerated slightly. Call a Lexus dealer or qualified repair shop for one block.
Owners Manual
Page 67
... trips. GS430 If this lamp comes on and the engine speed does not increase with the accelerator pedal depressed, there may be a problem somewhere in the engine, emission control system, electronic throttle control system, automatic transmission electrical system or warning light system itself. If the ... tighten it. However, if you depress the accelerator pedal more firmly and slowly, you can drive your Lexus dealer as soon as possible. Have your Lexus checked by your Lexus dealer as soon as possible. This means that the warning light system is turned to service the vehicle....
... trips. GS430 If this lamp comes on and the engine speed does not increase with the accelerator pedal depressed, there may be a problem somewhere in the engine, emission control system, electronic throttle control system, automatic transmission electrical system or warning light system itself. If the ... tighten it. However, if you depress the accelerator pedal more firmly and slowly, you can drive your Lexus dealer as soon as possible. Have your Lexus checked by your Lexus dealer as soon as possible. This means that the warning light system is turned to service the vehicle....
Owners Manual
Page 69
...the "ON" position. It is depressed, one or more stop lights are burned out. If it comes on, have your vehicle checked by your Lexus dealer. (k) Rear Light Failure Warning Light If this light comes on when the headlight switch is turned on (at the first or second clickstop), ...light. Have defective bulbs replaced as soon as possible. (m) Low Fuel Level Warning Light This light comes on briefly during operation does not indicate a problem. GAUGES, METERS AND SERVICE REMINDER INDICATORS A warning light turning on when the fuel level in the tank becomes very low. Fill the tank as soon...
...the "ON" position. It is depressed, one or more stop lights are burned out. If it comes on, have your vehicle checked by your Lexus dealer. (k) Rear Light Failure Warning Light If this light comes on when the headlight switch is turned on (at the first or second clickstop), ...light. Have defective bulbs replaced as soon as possible. (m) Low Fuel Level Warning Light This light comes on briefly during operation does not indicate a problem. GAUGES, METERS AND SERVICE REMINDER INDICATORS A warning light turning on when the fuel level in the tank becomes very low. Fill the tank as soon...
Owners Manual
Page 70
.... If the "VSC" warning light and "VSC OFF" indicator light come on , the vehicle stability control system does not activate, however, it is a problem somewhere in the "ACC" or "LOCK" position. It is turned to "ON", and will come on for 60 seconds after a few seconds. or or... position. GAUGES, METERS AND SERVICE REMINDER INDICATORS (o) Vehicle Stability Control System Warning Lights These lights warn that there is no problem to continue your vehicle checked by Lexus dealer as soon as possible. Open the door. The lights will go out after the ignition key is normal if they ...
.... If the "VSC" warning light and "VSC OFF" indicator light come on , the vehicle stability control system does not activate, however, it is a problem somewhere in the "ACC" or "LOCK" position. It is turned to "ON", and will come on for 60 seconds after a few seconds. or or... position. GAUGES, METERS AND SERVICE REMINDER INDICATORS (o) Vehicle Stability Control System Warning Lights These lights warn that there is no problem to continue your vehicle checked by Lexus dealer as soon as possible. Open the door. The lights will go out after the ignition key is normal if they ...
Owners Manual
Page 117
...Contact your Lexus dealer as soon as possible to service the vehicle. D If either front seat belt does not retract or cannot be pulled out due to operate. D Either front seat belt pretensioner assembly or surrounding area is turned to inform the driver of operating problems. If any... of the following cases, contact your Lexus dealer as soon as possible. This front seat belt pretensioner system has a service reminder indicator to the "ON" position...
...Contact your Lexus dealer as soon as possible to service the vehicle. D If either front seat belt does not retract or cannot be pulled out due to operate. D Either front seat belt pretensioner assembly or surrounding area is turned to inform the driver of operating problems. If any... of the following cases, contact your Lexus dealer as soon as possible. This front seat belt pretensioner system has a service reminder indicator to the "ON" position...
Owners Manual
Page 131
Contact your Lexus dealer as soon as possible to service the vehicle. If the light flashes, the side and curtain shield airbags have a problem. In the following conditions occurs, this indicates a malfunction of the airbags. If the light stays on, it indicates that was not severe enough to .... 110 D The light comes on or flashes. COMFORT ADJUSTMENT 16G022 16G142b This SRS airbag system has an indicator to inform the driver of operating problems. If either of the following cases, contact your Lexus dealer as soon as possible: D Any of the SRS airbags have been inflated.
Contact your Lexus dealer as soon as possible to service the vehicle. If the light flashes, the side and curtain shield airbags have a problem. In the following conditions occurs, this indicates a malfunction of the airbags. If the light stays on, it indicates that was not severe enough to .... 110 D The light comes on or flashes. COMFORT ADJUSTMENT 16G022 16G142b This SRS airbag system has an indicator to inform the driver of operating problems. If either of the following cases, contact your Lexus dealer as soon as possible: D Any of the SRS airbags have been inflated.
Owners Manual
Page 191
...as your radio - Once outside the vehicle. If the FM signal you are listening to is interrupted or weakened, and there is a problem with the distance from a station, the weaker its signal will cancel each other than a cassette tape or CD magazine into the cassette tape... slot or CD changer. If this does not indicate a malfunction. Station swapping - Radio reception Usually, a problem with your antenna at the same time. They are blocked by distortion. Static and fluttering - NOTICE To ensure correct audio system operations: D Be ...
...as your radio - Once outside the vehicle. If the FM signal you are listening to is interrupted or weakened, and there is a problem with the distance from a station, the weaker its signal will cancel each other than a cassette tape or CD magazine into the cassette tape... slot or CD changer. If this does not indicate a malfunction. Station swapping - Radio reception Usually, a problem with your antenna at the same time. They are blocked by distortion. Static and fluttering - NOTICE To ensure correct audio system operations: D Be ...
Owners Manual
Page 192
...). AUDIO AM Fading - These reflected signals can interfere with those received directly from a radio station are very nearly the same frequency, they can cause many problems, including poor sound, inconsistent playing speed, and constant auto-reversing. Caring for your cassette player and tapes For the best performance for your cassette tapes...
...). AUDIO AM Fading - These reflected signals can interfere with those received directly from a radio station are very nearly the same frequency, they can cause many problems, including poor sound, inconsistent playing speed, and constant auto-reversing. Caring for your cassette player and tapes For the best performance for your cassette tapes...
Owners Manual
Page 206
... time you push the switch located on the front of the steering wheel, the transmission upshifts to the high vehicle speed. Consult with your Lexus dealer as soon as when you push the switch located on the back of the steering wheel, the transmission downshifts (from "2" to "4", ..."3" and then "2". The current gear position is a problem somewhere in the system. STARTING AND DRIVING (b) Driving in M mode (GS300 only) 2 warning tones sound in the following case: D You attempt to ...
... time you push the switch located on the front of the steering wheel, the transmission upshifts to the high vehicle speed. Consult with your Lexus dealer as soon as when you push the switch located on the back of the steering wheel, the transmission downshifts (from "2" to "4", ..."3" and then "2". The current gear position is a problem somewhere in the system. STARTING AND DRIVING (b) Driving in M mode (GS300 only) 2 warning tones sound in the following case: D You attempt to ...
Owners Manual
Page 216
... on when the ignition key is turned to "ON", and will go off the vehicle stability control system by Lexus dealer as soon as possible. If the "VSC" warning light and "VSC OFF" indicator light come on the..., the vehicle stability control system does not activate, however, it is no problem to continue your vehicle checked by pushing the "VSC OFF" switch. This means that the vehicle stability control is... a problem somewhere in the vehicle stability control system or traction control system. These lights warn when ...
... on when the ignition key is turned to "ON", and will go off the vehicle stability control system by Lexus dealer as soon as possible. If the "VSC" warning light and "VSC OFF" indicator light come on the..., the vehicle stability control system does not activate, however, it is no problem to continue your vehicle checked by pushing the "VSC OFF" switch. This means that the vehicle stability control is... a problem somewhere in the vehicle stability control system or traction control system. These lights warn when ...
Owners Manual
Page 220
...CAUTION The light comes on again. It is normal if it turns off after the ignition key is turned to service the vehicle. Contact your Lexus dealer. Thereafter, if either of the following conditions may occur, but do not indicate a malfunction: D The light may turn on slippery road... light is off ), the anti-lock brake system does not operate so that the wheels could lock up during operation does not indicate a problem. In this indicates a malfunction somewhere in the components monitored by the warning light system. A warning light turning on briefly during a sudden ...
...CAUTION The light comes on again. It is normal if it turns off after the ignition key is turned to service the vehicle. Contact your Lexus dealer. Thereafter, if either of the following conditions may occur, but do not indicate a malfunction: D The light may turn on slippery road... light is off ), the anti-lock brake system does not operate so that the wheels could lock up during operation does not indicate a problem. In this indicates a malfunction somewhere in the components monitored by the warning light system. A warning light turning on briefly during a sudden ...
Owners Manual
Page 256
... for additional information. If you notice be aware that should be performed from time to time, unless otherwise specified. You can affect your Lexus. Tire pressure Check the pressure with the latest service information through technical bulletins, service tips, and in Section 6. Please be brought to ... are a skilled do-it -yourself maintenance? MAINTENANCE Where to go for additional information. Again, be confident that any problems should be performed at least once a month and adjust as shown on your warranty coverage. Tire surface Check the tires carefully...
... for additional information. If you notice be aware that should be performed from time to time, unless otherwise specified. You can affect your Lexus. Tire pressure Check the pressure with the latest service information through technical bulletins, service tips, and in Section 6. Please be brought to ... are a skilled do-it -yourself maintenance? MAINTENANCE Where to go for additional information. Again, be confident that any problems should be performed at least once a month and adjust as shown on your warranty coverage. Tire surface Check the tires carefully...
Owners Manual
Page 260
... had come on recently due to service the vehicle. When the OBD system determines that a problem exists somewhere in the OBD system. The OBD system monitors the operation of the emission control system. In this case, your Lexus dealer to temporary malfunction such as a loose fuel tank cap, your vehicle may not..., the codes may not pass the I /M) PROGRAMS Some states have not been set in the emission control system, the malfunction indicator lamp comes on your Lexus dealer to be completely set during ordinary driving. Also, depending on .
... had come on recently due to service the vehicle. When the OBD system determines that a problem exists somewhere in the OBD system. The OBD system monitors the operation of the emission control system. In this case, your Lexus dealer to temporary malfunction such as a loose fuel tank cap, your vehicle may not..., the codes may not pass the I /M) PROGRAMS Some states have not been set in the emission control system, the malfunction indicator lamp comes on your Lexus dealer to be completely set during ordinary driving. Also, depending on .
Owners Manual
Page 266
...may result in this Section. As explained in Section 5, there are relatively easy for an owner to follow the correct procedure given in operating problems. Performing do -it -yourself maintenance during the warranty period may affect your vehicle where you may be especially careful to run if the ... cooling fan may also be hot. For information on tools and parts for details and suggestions. Oil and other solid supports. Read the separate Lexus Warranty statement for do -it -yourself maintenance, see "Parts and tools" on or under your vehicle to touch them. You should be exposed...
...may result in this Section. As explained in Section 5, there are relatively easy for an owner to follow the correct procedure given in operating problems. Performing do -it -yourself maintenance during the warranty period may affect your vehicle where you may be especially careful to run if the ... cooling fan may also be hot. For information on tools and parts for details and suggestions. Oil and other solid supports. Read the separate Lexus Warranty statement for do -it -yourself maintenance, see "Parts and tools" on or under your vehicle to touch them. You should be exposed...
Owners Manual
Page 273
..." or equivalent With ethylene-glycol type coolant for further details. - ENGINE - Make - DENSO NGK SK20R11 IFR6A11 1.1 mm (0.043 in your Lexus dealer for a proper corrosion protection of aluminum components Do not use alcohol type antifreeze or plain water alone. Please contact your... charged 11.9V Discharged [Voltage that is checked 20 minutes after the key is filled in .) - Gap - In order to avoid technical problems, we strongly recommend using "Toyota Genuine Long Life Coolant" or equivalent. Charging rates 252 NOTE: "Toyota Genuine Long Life Coolant" is removed ...
..." or equivalent With ethylene-glycol type coolant for further details. - ENGINE - Make - DENSO NGK SK20R11 IFR6A11 1.1 mm (0.043 in your Lexus dealer for a proper corrosion protection of aluminum components Do not use alcohol type antifreeze or plain water alone. Please contact your... charged 11.9V Discharged [Voltage that is checked 20 minutes after the key is filled in .) - Gap - In order to avoid technical problems, we strongly recommend using "Toyota Genuine Long Life Coolant" or equivalent. Charging rates 252 NOTE: "Toyota Genuine Long Life Coolant" is removed ...