Technical data
11 Safety information
11.1 Safety measures when working on vehicles with a start/stop system
12 Repair notes
22.1 Contact corrosion
22.2 Routing and attachment of lines
23 Battery
33.1 Battery - general notes
33.2 Types of battery
3Starter, current supply, CCS
41 Battery
41.1 Assembly overview – battery
41.2 Removing and installing battery
81.3 Disconnecting and connecting battery
151.4 Removing and installing battery tray
191.5 Checking battery
201.6 Charging battery
201.7 Removing and installing earth wire with battery monitor control unit J367
201.8 Adapting battery monitor control unit J367
222 Alternator
232.1 Assembly overview - alternator
232.2 Removing and installing alternator
242.3 Checking alternator
322.4 Removing and installing poly V-belt pulley
322.5 Removing and installing voltage regulator
423 Starter
453.1 Assembly overview – starter
453.2 Removing and installing starter
484 Cruise control system (CCS)
585 Start/stop system
595.1 General description - start/stop system
595.2 Overview of fitting locations - start/stop system
596 Adaptive cruise control
606.1 Overview of fitting locations - adaptive cruise control
606.2 Removing and installing automatic distance control unit
606.3 Calibrating adaptive cruise control
61Gauges, instruments
621 Dash panel insert
621.1 Assembly overview - dash panel insert
621.2 Assembly overview - head-up display
631.3 Removing and installing dash panel insert KX2
641.4 Removing and installing control unit for head-up display
682 Horn
702.1 Assembly overview - horn
702.2 Removing and installing treble horn H2 and bass horn H7
702.3 Removing and installing bracket for horn H2/H7
71Windscreen wash/wipe system
731 Windscreen wiper system
731.1 Assembly overview - windscreen wiper system
731.2 Moving wipers to service position
761.3 Removing and installing wiper blade
761.4 Removing and installing wiper arms
771.5 Adjusting wiper arms
791.6 Removing and installing wiper motor V
811.7 Renewing wiper motor
821.8 Deactivating APP function of wiper motor
851.9 Removing and installing rain and light sensor
861.10 Repairing rain and light sensor
882 Windscreen washer system
922.1 Assembly overview - windscreen washer system
922.2 Removing and installing washer fluid reservoir
962.3 Removing and installing windscreen washer fluid level sender
1012.4 Removing and installing windscreen washer pump
1022.5 Removing and installing spray jets
1042.6 Adjusting spray jets
1053 Rear window wiper system
1063.1 Assembly overview - rear window wiper system
1063.2 Removing and installing wiper blade
1063.3 Removing and installing wiper arm
1073.4 Adjusting wiper arm
1083.5 Removing and installing rear window wiper motor V12
1094 Rear window washer system
1124.1 Assembly overview - rear window washer system
1124.2 Removing and installing washer fluid reservoir
1144.3 Removing and installing rear window washer pump
1154.4 Removing and installing spray jet
1154.5 Adjusting spray jet
1165 Headlight washer system
1175.1 Assembly overview - headlight washer system
1175.2 Removing and installing washer fluid reservoir
1195.3 Removing and installing headlight washer system pump V11
1195.4 Removing and installing pop-up cylinder
1215.5 Adjusting spray jets
1236 Washer fluid lines
1246.1 Repairing washer fluid lines
124Lights, bulbs, switches - exterior
1251 Headlights
1251.1 Assembly overview – headlight
1251.2 Removing and installing headlight
1331.3 Adjusting headlights
1341.4 Adjusting headlight installation position
1341.5 Removing and installing front turn signal bulb M5/M7
1361.6 Installing repair kit for headlight housing
1371.7 Converting headlights from driving on right to driving on left
1391.8 Converting headlights from driving on left to driving on right
1391.9 Removing and installing headlight range control motor V48/V49
1401.10 Removing and installing dipped-beam headlight bulb
1471.11 Removing and installing headlight main beam bulb M30/M32
1541.12 Removing and installing side light bulb M1/M3
1601.13 Removing and installing daytime running light bulb L174/L175
1601.15 Removing and installing bulbs for cornering light L148/L149
1631.16 Removing and installing output module for headlight J667/J668
1641.17 Removing and installing output module 1 for LED headlights A27/A31
1671.18 Removing and installing swivel module position sensor G474/G475
1691.19 Removing and installing dynamic cornering light control motor V318/V319
1702 Fog light
1712.1 Assembly overview - fog lights
1712.2 Removing and installing fog light
1712.3 Removing and installing fog light bulb L22/L23
1733 Lights in exterior mirror
1763.1 Assembly overview - lights in exterior mirror
1763.2 Removing and installing turn signal
1773.3 Removing and installing entry light in exterior mirror
1804 Tail light clusters
1814.1 Assembly overview - tail light cluster in body
1814.2 Assembly overview - tail lights in rear lid
1814.3 Removing and installing tail light in rear lid
1824.4 Adjusting installation position of tail light
1844.5 Removing and installing tail light cluster
1854.6 Removing and installing tail light bulb M2/M4
1864.7 Removing and installing rear fog light bulb L46/L47
1864.8 Removing and installing brake and tail light bulb M21/M22
1864.9 Removing and installing reversing light bulb
1864.10 Removing and installing turn signal bulb
1875 High-level brake light
1895.1 Assembly overview – high-level brake light
1895.2 Removing and installing high-level brake light
1896 Number plate light
1926.1 Assembly overview – number plate lights
1926.2 Removing and installing number plate light X4/X5
1926.3 Removing and installing bulb for number plate light X4/X5
1937 Entry and start authorisation system
1947.1 Overview of fitting locations - entry and start authorisation system
1947.2 Overview of fitting locations - keyless entry system
1977.3 Removing and installing interface for entry and start system J965
2017.4 Removing and installing door exterior handle contact sensor G415/G416
2047.5 Removing and installing interior aerial 1 for entry and start system R138
2047.6 Removing and installing interior aerial 2 for entry and start system R139
2057.7 Removing and installing driver side aerial for entry and start system R134
2067.9 Removing and installing rear bumper aerial for entry and start system R136
2067.11 Removing and installing rear lid power opening control unit J938
2087.12 Removing and installing rear lid power opening sender G750/G760
2088 Steering column switch module
2108.1 Assembly overview - steering column switch module
2108.2 Removing and installing lock cylinder
2128.3 Removing and installing ignition key withdrawal lock solenoid N376
2158.4 Removing and installing ignition/starter switch
2158.5 Removing and installing steering column switch module
2168.6 Removing and installing steering column electronics control unit J527
2198.7 Removing and installing turn signal switch E2
2238.8 Removing and installing intermittent wiper switch E22
2258.9 Removing and installing immobiliser reader coil D2
2258.10 Removing and installing base for steering column combination switch
2268.11 Removing and installing steering lock housing
2279 Parking aid
2299.1 Assembly overview – parking aid
2299.2 Removing and installing parking aid control unit J446
2319.3 Removing and installing front parking aid warning buzzer H22
2339.4 Removing and installing rear parking aid warning buzzer H15
2349.5 Removing and installing front parking aid senders
2359.6 Removing and installing rear parking aid senders
23510 Park assist steering
23710.1 Assembly overview - park assist steering
23710.2 Removing and installing park assist steering control unit J791
23810.3 Removing and installing front senders
23810.4 Removing and installing rear senders
23911 Automatic headlight range control
24111.1 Assembly overview - automatic headlight range control
24111.2 Removing and installing cornering light and headlight range control unit J745
24312 Trailer towing coupling
24612.1 Assembly overview - towing bracket socket
24612.2 Trailer socket U10
24612.3 Removing and installing trailer detector control unit J345
24713 Blind Spot Monitor
24913.1 Assembly overview - Blind Spot Monitor
24913.3 Removing and installing Blind Spot Monitor control unit J1086/J1087
25013.4 Calibrating Blind Spot Monitor
251Lights, bulbs, switches - interior
2601 Lights
2601.1 Overview of fitting locations - lights in dash panel
2601.2 Overview of fitting locations - lights in front doors
2611.3 Overview of fitting locations - lights in rear doors
2621.4 Overview of fitting locations - lights in centre console
2631.5 Overview of fitting locations - lights in luggage compartment
2641.6 Overview of fitting locations - lights in roof trim
2651.7 Removing and installing glove compartment light W6
2671.8 Replacing bulb for glove compartment light W6
2681.9 Removing and installing front footwell light K268/K269
2691.10 Removing and installing front footwell illumination bulb L151/L152
2701.11 Removing and installing Central locking SAFELOCK function warning lamp K133
2701.12 Removing and installing reflectors in door
2711.13 Removing and installing entry light W92/W93
2721.14 Removing and installing interior door handle illumination bulb L146/L147
2721.15 Removing and installing rear interior door handle illumination bulb L133/L134
2731.16 Removing and installing light 1 for front door background lighting L199/L200
2731.17 Removing and installing light 1 for rear door background lighting L201/L202
2741.18 Removing and installing roof ambient lighting bulb W76/W77
2741.19 Removing and installing selector lever position display Y26
2751.20 Removing and installing luggage compartment light W3
2751.21 Removing and installing electric torch R280
2761.22 Removing and installing surround lighting 1 in rear lid W61
2771.23 Removing and installing illuminated vanity mirror W20/W14
2781.24 Removing and installing bulb for front interior light W1
2791.25 Removing and installing bulb for rear interior light W43
2821.26 Removing and installing bulb for front reading light W13/W19
2841.27 Removing and installing bulb for rear reading light W11/W12
2841.28 Renewing bulb of rear interior light W47/W48
2842 Controls
2862.1 Overview of fitting locations - controls in dash panel
2872.2 Overview of fitting locations - controls in front doors
2892.3 Overview of fitting locations - controls in rear doors
2892.4 Overview of fitting locations - controls in centre console
2902.5 Overview of fitting locations - controls in luggage compartment
2912.6 Overview of fitting locations - controls in roof trim
2922.7 Removing and installing rotary light switch EX1
2952.8 Removing and installing headlight range control regulator E102
2962.9 Removing and installing switch for head-up display E736
2962.10 Removing and installing TCS and ESP button E256
2972.11 Removing and installing parking aid button E266
2982.12 Removing and installing park assist steering button E581
2982.13 Removing and installing Start/Stop operation button E693
2982.14 Removing and installing driving mode selection button E735
2982.15 Removing and installing switch module in centre console EX23/EX30
2982.16 Removing and installing operating unit for driving mode selection E881
3002.17 Removing and installing hazard warning light switch EX3
3022.18 Removing and installing buttons for seat heating E653/E654
3022.19 Removing and installing glove compartment light switch E26
3032.20 Removing and installing exterior mirror adjuster EX11
3042.21 Removing and installing operating unit for window regulator in driver door E512
3052.22 Removing and installing front passenger side window regulator button E716
3052.24 Removing and installing rear lid remote release button E233
3072.26 Removing and installing door contact switch F2/F3
3092.27 Removing and installing rear window regulator button E711/E713
3092.28 Removing and installing rear door contact switches F10/F11
3102.30 Removing and installing starter button E378
3112.31 Removing and installing rear lid warning buzzer H32
3122.32 Removing and installing rear lid contact switch
3122.33 Removing and installing rear lid closure button E574
3122.34 Removing and installing electric hinged tow coupling attachment button E474
3142.35 Removing and installing vanity mirror contact switch F147/F148
3152.36 Removing and installing sunroof button E325
3152.37 Removing and installing front interior light/reading light
3162.38 Removing and installing rear interior light/reading light
3172.39 Removing and installing front reading light button E633/E634
3203 Anti-theft alarm system
3223.1 Assembly overview - interior monitor
3223.2 Removing and installing alarm horn H12
3233.3 Removing and installing anti-theft alarm sensor G578
3254 Lane change assist
3284.1 Assembly overview - lane change assist
3284.3 Removing and installing lane change assist control unit J769/J770
3294.4 Calibrating lane change assist
3315 Front camera for driver assist systems
3405.1 Removing and installing front camera for driver assist systems
3406 Cigarette lighter, socket
3416.1 Assembly overview - DC/AC converter with socket, 12 V-230 V
3416.2 Removing and installing cigarette lighter U1
3426.3 Removing and installing socket illumination bulb L42
3426.4 Removing and installing rear cigarette lighter illumination bulb L32
3426.5 Removing and installing electric socket U
3426.6 Removing and installing DC/AC converter with socket, 12 V-230 V U13
342Wiring
3441 Relay carriers, fuse holders, electronics boxes
3441.1 Overview of fitting locations - relay carriers, fuse holders, E-boxes
3441.2 Removing and installing electronics box (E-box)
3481.3 Removing and installing relay and fuse holder in electronics box
3501.4 Removing and installing relay and fuse carrier behind dash panel
3531.5 Removing and installing main fuse carrier
3552 Select Control units
3572.1 Overview of fitting locations - control units
3572.2 Assembly overview - onboard supply control unit
3592.3 Assembly overview - data bus diagnostic interface
3612.4 Removing and installing onboard supply control unit J519
3632.5 Removing and installing data bus diagnostic interface J533
3682.6 Removing and installing bracket for onboard supply control unit J519
3692.7 Renewing bracket for onboard supply control unit J519
3722.8 Removing and installing parking aid control unit J446/park assist steering control unit J791
3732.9 Removing and installing rear lid control unit J605
3743 Connectors
3753.1 Repairing electrical wiring harnesses and plug-in connections
3754 Releasing and dismantling connector housings
3765 Repairing aerial wires
3776 Fibre optic cables
3787 Vehicle diagnosis, testing and information systems
379