224 Winter operation ment and filled with cold-resistant service products, your vehicle can be started at tem- peratures as low as Т 26 †. i Engine starting may be impaired despite taking appropriate measures if the vehicle is exposed to temperatures lower than the cold-start limits. Cold-resistant service products Driving mode X Turn the steering wheel to the right as far as it will to go. With the steering on full lock, there must be a clearance of at least 25 mm between the snow chains and the drag link.
Clearance between snow chain and drag link Cold climate package General notes To ensure that the vehicle can be started in low outside temperatures, the following optional equipment is available: R auxiliary heating R socket for jump-starting R fuel preheating system with water separa- tor You can also have coolant preheating retro- fitted at a qualified specialist workshop. This is operated independently of the on-board voltage at 230 V. Have the vehicle converted to cold-resistant service products at a qualified workshop. Before attempting a cold start Special measures must be taken before a cold start if the vehicle has been exposed to extremely low temperatures.
i If the vehicle is to be used in extreme cold on a frequent basis, Mercedes-Benz rec- ommends fitting the vehicle with the fol- lowing equipment: X Charge batteries in a low state of charge before starting. R high-output alternator X Thaw frozen batteries before charging them. i The fluid in discharged batteries may freeze at extremely cold temperatures. R heated windscreen R seat heating Without optional equipment, your vehicle is capable of starting at temperatures as low as Т 15 †. When fitted with the optional equip- Cold-start limits X Do not rapid-charge cold batteries.
Service prod- ucts Notes Diesel fuel Winter diesel Engine oil Cold-resistant oil SAE 5W-30 Coolant Mixing ratio of 50% by volume coolant/ 50% by volume water Axles 001 989 53 03 12 Steering 001 989 24 03 12 Hydraulic system Cold-resistant oil SAE 5W-40