Are all the bulbs the same age and value as different/older /brand/ bulbs
mess with the system ?
They may have the same wattage but the values vary .


"Ken Phillips" <ken-neptune@demungmesupanet.com> wrote in message
news:ul00p.9640$Dv7.8375@newsfe21.ams2...
> On 26/01/2011 20:51, David wrote:
>> Parking light Failure warning on dash.
>> All 8 bulbs replaced four at back and two side marker and front.
>> All replaced with correct wattage except RH Side marker which is 5W not
>> 3W
>>
>> Would this cause the failure not to extinguish?
>>
>>
>> TIA
>> Dave

> David,
>
> If the sensor is anything like the one on the 740, and using a sort of
> reed relay, then the 144mA current difference between left and right
> lighting circuits could certainly unbalance the relay. You could
> experiment, and remove both LH and RH side marker bulbs, this ought to
> rebalance the lighting circuits and prove the point
>
> Ken Phillips






› See More: Volvo S80 D5 Bulbs