[Healeys] Ballast resistor wiring question

Bob Haskell rchaskell at earthlink.net
Tue Dec 24 08:22:04 MST 2019

Per the Moss video, you're creating a new ground path to prevent all 
lights blinking when you turn on the left or right turn signal.  So 
connect the ballast resistors to the turn signal circuit.


Bob Haskell
Austin Healey 3000 BN7/BT7 registrar

On 12/24/19 9:22 AM, Michael Oritt wrote:
> I purchased two of the Moss 170-941 red LED bulbs to use as 
> tail-lights/brake-lights to replace the standard 1157 dual filament 
> bulbs on my 100 (I have the reflector pods electrified and wired for 
> turn signals).  In addition to the bulbs I also purchased, at Moss's 
> suggestion, two 170-965 Load Resistors.
> The instructions for installation of the resistors simply talk about the 
> resistor's being installed between the power and ground leads to each 
> fixture but it does not specify which power lead.  My question is:  do I 
> connect the ground lead to the tail light power lead or the turn signal 
> power lead or does it matter?  I cannot envision connecting it to both 
> as that would defeat their separate function.
> TIA....Michael Oritt
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