A dimmed headlight is usually cause by a bad ground. Check the connections in the headlight wiring. Sometimes they can get water in there and just a little bit of corrosion will cause bad connection.
Dim
bad connection in the dimmer control near the headlight switch
Sounds like it might be a bad ground
If it's dim it might not be a bad headlight, in fact it probably isn't the headlight. There are two possibilities that you might want to check. First, Honda often used separate fuses for each headlight. Make sure the headlight fuses are ok and that they aren't corroded. Next, make sure the ground wire for the dim headlight isn't corroded.
bright
foglights work.dr side headlight works on bright but no dim. pass side bright gets dim.
If the passenger side headlight on a 2001 Chevy Impala is dim, it may be time to change the bulb, or there is a problem with the wiring on that side.
check the ground wire to that headlight .
Electrical drain on battery
I have a 2001 Excursion Limited. It should be identical to the 2002. Just to the right of the headlight switch should be what I call a roller switch. It just rolls up and down. To dim them, just roll it downward. It will also turn on your convenience lights when rolled all the way upward.
Look at headlight lenses, if they are all clowdy, low beams will be dim and high beams will help Look at headlight lenses, if they are all clowdy, low beams will be dim and high beams will help Look at headlight lenses, if they are all clowdy, low beams will be dim and high beams will help
Twist the headlight switch.