Toyota Corolla Repair Manual: Precaution

Toyota Corolla Repair Manual / Lighting / Lighting system / Precaution

1. Precaution of headlight bulb replacement

if even a thin film of oil is left on the surface of the halogen lamp, its service life will be shortened because the lamp will be burn at a higher temperature.
handle any halogen lamp with great care. Dropping, hitting or damaging the bulb, in any way, may result in it exploding and scattering because the internal pressure is high.
always prepare a new bulb for immediate replacement. While replacing the bulb, the lens may attract dust and moisture if removed from the vehicle for too long.
always use a bulb of the same wattage for replacement.
firmly reinstall the socket after bulb replacement. The lens may become cloudy or the light cavity may fill with water through the gaps around the socket.

Problem symptoms table

Hint: use the table below to help determine the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these ...

Other materials:

Abbreviations used in this manual
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Key information
Keys The following keys are provided with the vehicle. ► Vehicles without a smart key system (type A) 1 Keys 2 Key number plate ► Vehicles without a smart key system (type B) 1 Keys Operating the wireless remote control function 2 Key number plate ► Vehicles ...

Inspection procedure
1 Check wire harness(dlc3 – airbag sensor assy center) Turn the ignition switch to the lock position. disconnect the aribag sensor assy center connector. measure the resistance according to the value(s) in the table below. Standard: 2 Check wire harness(cg of dlc3 ...