Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Lexus SC 430FACTORY OEM SERVICE PROCEDURE
GPS Antenna: Replacement
HINT:
- The installation procedures are the removal procedures in reverse order. However, only installation procedures requiring additional information are included.
- A bolt without a torque specification is shown in the standard bolt chart (see SPECIFIED TORQUE FOR STANDARD BOLTS ).
- MOVE ROOF PANEL TO HALF (See OVERHAUL )
- REMOVE REAR SEAT CUSHION ASSY (See OVERHAUL )
- REMOVE REAR SEAT HEADREST PLATE COVER (See OVERHAUL )
- REMOVE WIND DEFLECTOR BOARD ASSY (See OVERHAUL )
- REMOVE REAR SEAT HEADREST PLATE (See OVERHAUL )
- REMOVE REAR SEAT HEADREST ASSY (See OVERHAUL )
- REMOVE REAR SEAT BACK ASSY (See OVERHAUL )
- REMOVE REAR SEAT BACK BOARD (See OVERHAUL )
- REMOVE DOOR SCUFF PLATE ASSY RH (See OVERHAUL )
- REMOVE DOOR SCUFF PLATE ASSY LH (See OVERHAUL )
- REMOVE QUARTER TRIM PANEL ASSY FRONT RH (See OVERHAUL )
- REMOVE QUARTER TRIM PANEL ASSY FRONT LH (See OVERHAUL )
- REMOVE SPARE WHEEL COVER ASSY (See Figure )
- REMOVE LUGGAGE COMPARTMENT FLOOR MAT (See Figure )
- REMOVE LUGGAGE COMPARTMENT TRIM COVER RH (See Figure )
- REMOVE LUGGAGE COMPARTMENT TRIM COVER LH (See Figure )
- REMOVE TOOL BOX COVER (See Figure )
- REMOVE LUGGAGE HOLD BELT STRIKER ASSY (See Figure )
- REMOVE TONNEAU COVER ASSY (See Figure )
- REMOVE LUGGAGE COMPARTMENT TRIM COVER INNER LOWER (See Figure )
- REMOVE REAR FLOOR FINISH SIDE PLATE RH (See Figure )
- REMOVE REAR FLOOR FINISH SIDE PLATE LH (See Figure )
- REMOVE LUGGAGE COMPARTMENT TRIM COVER FRONT (See Figure )
- RAISE PACKAGE TRAY TRIM ASSY (See OVERHAUL )
- REMOVE PACKAGE TRAY TRIM ASSY (See OVERHAUL )
- REMOVE BACK PANEL TRIM COVER
- Remove the 4 clips and back panel trim cover.
- REMOVE GPS ANTENNA
- Disconnect the connector and 3 clamps.
- Remove the 2 bolts and GPS antenna with package tray trim bracket.
- Using a knife, cut off the adhesive tape.NOTE: Do not damage the package tray trim bracket.
- Disconnect the 2 clamps, and then remove the GPS antenna.
- INSTALL GPS ANTENNA
- Install the GPS antenna with package tray trim bracket, with the 2 bolts.
- Connect the 3 clamps.
- Connect the connector.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
