I bought a new Mercedes- Benz A180 in 2014 and had no problems for 12 months until the first service when a message appeared, "Add coolant, if on a slope". On a longer drive the temperature gauge ...

hi, i have a problem with cold starting, glow plugs will not come on unless i unplug the temp sensor and i have changed every part including plugs, thermostat and temp sensor, glow plug time relay, ...