The little orange box told me because of my Service Engine Soon light was cylinder number one and number seven misfire. The most common reasons for this to happen that spark plugs or coil packs. So, for a mere $350 I changed all the coil packs and plugs. I figured these red Dinan coil packs must at least 10 hp.
The back liftgate and window needed new shocks
The radio needed a new display.
May 22
2025
Back to 540i E39
