Megasquirt and W124 and DIY

A self-made LCD Gauge getting readouts from the Megasquirt ECU implemented on a W124 8valve 4cylinder model.

Left to right top row: Manifold Air Pressure, Ignition Advance Angle, Air Fuel Ratio
Left to right bottom row: Fuel Volumetric Efficiency, Coolant Temp, RPM

LCD display is created using Arduino.
For those interested in the code, kindly use the contact links found here.

And upgrade to a larger LCD has been done.
See this post!

Key components affecting Fuel Economy in W124

Tire pressure, octane level and injectors aside..

What are the key components that affect the fuel economy or fuel consumption of the W124.

Lighting Control Module Removal, Replacement and Diagnosis

A short writeup of my personal experience with the lighting control module [ aka lamp control module ] of the W124.

My W124 8v had the recurring issue of the dashboard indicator [bulb symbol] lighting up which indicates to the driver that one of the front or rear indicator lights may not be working.

Faulty headlamp/exterior bulbs warning
from dashboard warning indicators