88 In struments, ControlsPicture no: 17876s.tifSEng ine oi l level 3Control indicator illum inates in yellow.In vehicles with engine oil lev el check, theoil lev el is chec ked autom atically .If it illum ina tes when the engine is running:Engine oil level too low. C heck engine oillev el and top up engine oil if necessary, seepage 228.EPS1 )Elec tric Power St eeringControl indicator illum inates in yellow.Fault in Electric Power S teering. Vehicle canstill b e driven, but greater forc e is requiredfor steering. Contact a workshopimmediately .Picture no:vElectronic Stab ility Program me(ESP® Pl us) 3Control indica tor flashes or illuminates inyellow.If it flashes during d riv ing:System actively enga ged, see page 149.If it illum ina tes while driv ing:Fault in Electronic Stability Program me,see p age 149.YFuel levelControl indica tor illuminates or flashes inyellow.If it illum ina tes:Low fuel level, fuel gauge in reserve area.1) EPS = Electric Power Steering .If it flashes:Fuel supply exhausted, refuel immediately .N ever let the tank run dry!Erra tic fuel sup ply can c ause catalyticconverter to overheat, see pa ge 145.Diesel engines:If the tank is run dry, bleed the fuel systemas desc ribed on pa ge 170.!Prehea ting system for diesel engines 3,d i esel par ticle filt er 3C ontrol indicator illuminates in yellow .Preheating system active, switches on onlyif outside temperature is low.If it flashes (with diesel particle filter):Diesel particle filter must be cleaned .C ontinue driving, and as soon as road andtraffic conditions allow, increase speed toover 25 m ph (40 km/h) to start c leaning ofthe diesel p artic le filter. The controlindicator goes out when cleaning iscomplete. We recommend not turning offthe ignition during cleaning.Further information – see page 148.