Installation & DIY

Installation & DIY Posts

Step-by-step installation guides and DIY tips

2 posts in this category

CANBUS troubleshooting — car silhouette with dashboard bulb-out icon and wiring schematic

CANBUS Errors & Hyper-Flash After an LED Upgrade: Bulb-Out Warnings, Fast Blinking & DRL Flicker — Causes and Fixes

Why bulb-out warnings, hyper-flash and DRL flicker appear after fitting LEDs — cold and warm checks, load monitoring, PWM — and the fixes that actually apply: the five-step check for complete LED assemblies, and coding, resistor and flasher-relay options for LED bulbs in halogen housings.

EleronOctober 3, 2025

5 min read4454 views

Headlight aiming wall method diagram — vehicle center line, headlamp axis lines and the 1% cutoff reference

Installation & DIY

How to Aim Headlights: The 1% Rule, Wall Method & What Inspectors Check

The 1% rule explained properly — where your car's real aiming value is printed, the wall method step by step, what a correct ECE beam pattern looks like, and what TÜV, MOT and other beam testers actually measure. Essential after any LED or xenon install.

EleronSeptember 28, 2025

4 min read5563 views

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Installation & DIY Posts

CANBUS Errors & Hyper-Flash After an LED Upgrade: Bulb-Out Warnings, Fast Blinking & DRL Flicker — Causes and Fixes

How to Aim Headlights: The 1% Rule, Wall Method & What Inspectors Check

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