So the lights come on and stays on until you shift from park to drive? Then once you shift from park to drive the passenger side flickers and turns off? Even if you manually turn the headlights off then back on?
Morimoto makes it a point to mention how their LED driver is DRL friendly and can still operate as DRL at lower/pulse voltage and “regular” full power low beam voltage with no hiccups.
Hmm...? The fact that a few of us have installed these in the low and high beams with no additional parts and operating as expected leads me to think maybe you got a fluke bad set of bulbs?
By turning them back on are you just switching the headlight switch back to “auto” headlights? I would be curious to see how the bulbs would function if you switched the headlight switch to the far right.
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My understanding is this is the manual “headlights on” switch. Regardless if vehicle is turned on/off in park or drive; Headlights on. Turn it to that and see if they still stay on when you go from park to drive?
Switching the LEDs from passenger to driver isn’t a bad idea. If the problem follows the bulb for sure it’s the bulb. If the problem stays on the passenger side there’s a bigger issue. But if you’ve got your stock OEM bulbs back in and operating as normal then it’s for sure the bulb.