Lexus SC300 / Lexus SC400. Manual — part 307

BODY PANEL UNDERCOATING AREAS

HINT:
1.

First wipe off any dirt, grease or oil with a rag soaked in a grease, wax and silicone remover.

2.

Cover the surrounding areas with masking paper to avoid coating unnecessary areas. If other areas
are accidently coated, wipe off the coating immediately.

3.

Apply the first coating of undercoat to all welded areas and panel joints, then apply a second coat
over the entire area.

4.

Do not coat parts which become hot, such as the tailpipe, or moving parts, such as the propeller
shaft.

5.

Besides the locations described below, apply undercoating to all weld points under the body to insure
corrosion prevention.

6.

Be sure to seal the edge of the flange of the member and bracket with undercoating.

7.

If undercoat is damaged by peeling, cracks, etc, be sure to repair as necessary.

REFERENCE: Referring to the notes above, undercoating should be applied according to the specifications
for your country.

ANTI-RUST TREATMENT

AR-8

BODY PANEL ANTI-RUST AGENT (WAX) APPLICATION
AREAS

HINT:
1.

Whenever adjusting the doors and hoods, apply anti-rust agent (wax) around the hinges.

2.

Even if partially repairing a part, apply anti-rust agent (wax) over the entire application area of the part.

3.

Wipe off the anti-rust agent immediately with a rag soaked in a grease, wax and silicone remover, if
accidently applied to other areas.

Luggage Compartment Door

Hood

Front Door

Front Door Hinge

Front Body Pillar

A-A

ANTI-RUST TREATMENT

AR-9

HINT: Apply anti-chipping paint to a thickness of about 300 microns.

BODY PANEL ANTI-CHIPPING PAINT APPLICATION AREAS

HINT:
1.

Anti-chipping paint should be applied to some areas before the second coat and to others after the
top coat.

2.

If other areas are accidentally coated, wipe of the paint immediately with a rag soaked in a grease,
wax and silicone remover.

Urethane Bumper

Urethane Bumper

Anti-Chipping Paint

Urethane Bumper
Extension

Door Panel

Protector

Anti-Chipping Paint

A-A ’ Cross Section

B-B’ Cross Section

Apply anti-chipping paint after the top coat.

ANTI-RUST TREATMENT

AR-10

mm

in.

2
10
13
15
18

0.08
0.39
0.51
0.59
0.71

10

φ

18

φ

18

φ

Assembly Mark

Assembly
Mark

STANDARD BODY MARKS

Center Mark
(15

φ

)

Assembly Mark

Center Mark

2R

18

φ

Assembly Mark

18

φ

13

φ

Assembly Mark

BODY PANEL CONSTRUCTION

CN-2