Sorry, Mark is more likely correct than you. When high beams are on,
all four lights (on later model vanagons) are on. The low beam light
has a separate filament for high beams as well.

On Nov 10, 2007, at 5:44 PM, Wesley Pegden wrote:

> This just means the high beam bulb is burnt out.  Whenever you
> switch to
> high beams, it uses just the high beam bulb.
>
>
>
> Jere Hawn wrote:
>> Greetings All
>>
>>
>>
>> Low beam works as designed;  I switch to hi beams and both lights
>> on the
>> passenger side go out?????
>>
>>
>>
>> Any suggestions?
>>
>>