Maintenance

Chapter overview

• 1 Engine list
  1
• 1.1 Overview of engines - diesel engines
  1
• 1.2 Overview of engines - petrol engines
  2
• 2 Service work
  3
• 2.1 Information about flexible or fixed service
  3
• 2.2 Service tables
  5
• 2.3 Scopes of service
  6
• 3 General information
  15
• 3.1 Vehicle identification number
  15
• 3.2 Vehicle data sticker
  15
• 3.3 Severe operating conditions
  17
• 3.4 Country overview for diesel not compliant with EN 590
  17
• 3.5 Engine code and engine number
  18
• 3.6 Countries with high levels of dust
  18
• 3.7 Stickers
  19
• 3.8 Entries in the Digital Service Schedule
  20
• 4 Descriptions of work
  22
• 4.1 AdBlue® (reducing agent)
  23
• 4.2 Lifting the vehicle
  30
• 4.3 Swivel joints and suspension link mountings: visual check
  35
• 4.4 Reading ash mass (saturation level) of diesel particulate filter
  38
• 4.5 Battery: checking with battery tester (always refer to workshop manual)
  39
• 4.6 Battery: checking battery terminal clamps for secure seating
  40
• 4.7 Charge battery (establish backup power supply)
  42
• 4.8 Front passenger front airbag: checking key switch and “ON/OFF function”
  43
• 4.9 Checking tyres: condition, wear pattern, tyre pressure, tread depth
  44
• 4.10 Brake system and shock absorbers: inspecting for leaks and damage
  49
• 4.12 Brake and clutch mechanism: change brake fluid
  51
• 4.13 Brake fluid level: checking
  56
• 4.14 Electric windows: initialising (activation)
  58
• 4.15 Vehicle diagnostic tester
  59
• 4.17 Dust and pollen filter: cleaning housing and renewing filter element
  61
• 4.18 Poly V-belt: checking condition
  61
• 4.19 Poly V-belt: renewing
  66
• 4.20 Diesel fuel filter: Renew
  66
• 4.21 Diesel fuel system: flushing
  66
• 4.22 Diesel fuel filter: draining
  75
• 4.23 Cooling system: checking frost protection and coolant level
  78
• 4.24 Air filter: cleaning housing and renewing filter element
  81
• 4.25 Oil level: check
  83
• 4.26 Engine oil: capacities and specifications up to model year ►2020
  84
• 4.27 Engine oil: capacities and specifications as of model year 2021►
  85
• 4.28 Engine oil: draining, renewing oil filter and filling engine oil
  86
• 4.29 Multi-purpose additive for diesel fuel: adding
  95
• 4.30 Multi-purpose additive for petrol fuel: adding
  95
• 4.32 Bonnet lock: Cleaning and lubricating
  96
• 4.33 Bringing ERA GLONASS into operation
  97
• 4.34 Breakdown set: checking
  98
• 4.35 Carry out a road test
  99
• 4.36 Wheel securing bolts: tightening to specified torque
  100
• 4.37 Tyre Pressure Loss Indicator: calibrating
  102
• 4.38 Cleaning roll cover
  103
• 4.39 Timing chain: Renewing
  104
• 4.41 Headlight adjustment: checking and adjusting as necessary
  108
• 4.42 Service interval display: resetting
  114
• 4.43 Service interval display: recoding
  117
• 4.44 Transportation mode: switching off
  118
• 4.45 Power assisted steering: checking fluid level
  119
• 4.46 Track rod ends: checking clearance, firm seating and boots
  120
• 4.47 Doors: greasing door arrester
  122
• 4.48 Interior and exterior body: inspecting for corrosion with doors and flaps open
  122
• 4.49 Protective foil: Remove (if fitted)
  123
• 4.51 Clock and date: setting
  124
• 4.52 Camshaft drive toothed belt: renewing
  124
• 4.53 Camshaft drive toothed belt: checking condition
  124
• 4.54 Spark plugs: renewing
  125
• 5 Exhaust emissions test
  128
• 5.1 Exhaust emissions test for petrol engines
  128
• 5.2 Exhaust emissions test for diesel engines
  130
• 6 Periodic Technical Inspection (PTI)
  134