Toyota Corolla Body Repair Manual: Body panel undercoating areas

Apply pastar uwe or pastar uc to the chassis, floor underside, sheet metal fitting weld points of the body, and inside of the wheel house to prevent rust and noise, as well as protect the body from flying rocks.

Hint:

1.  work must be performed while wearing the appropriate protective gear and in a well-ventilated area.
2.  Apply degreasing agent to a clean cloth and clean any dirt and oil from the application areas.
3.  Cover the surrounding areas of the application areas with masking paper to avoid coating unnecessary areas.
4.  Do not coat high temperature areas, such as the tailpipe, or moving parts, such as the driveshaft.
5.  Do not leave any gaps between the panel joints.
6.  Apply sealer to the panel joints in advance.

Hint:

1.  parts coated using the pastar uwe should be left until dry to the touch in a 25 c environment for 60 to 75 minutes. Parts coated using pastar uc should be left until dry to the touch in a 25 c environment for 15 to 30 minutes.
2.  If using a pastar gun, one spray applies a 0.5 Mm thick coating.
3.  Pastar uwe: part number v9240-0025 pastar uc: spray type :part number v9240-0008
   aerosol type: part number v9240-0021

Reference

Tthe undercoating should be applied according to the specifications for your country while referring to the notes above.