Audi Q7 4L 4M service manual 2007-2017 SERVICE REPAIR WORKSHOP MANUAL
CONTENTS
1 General information . . . . . . . . . . . . . . . 1
1.1 — Change history — . . . . . . . . . . . . . . . . . . . . 1
1.2 Engine number . . . . . . . . . . . . . . . . . . . . . . . . . 1
1.3 Vehicle identification number . . . . . . . . . . . . . . . . . . . . . . 3
1.4 Vehicle data sticker . . . . . . . . . . . . . . . . . . . . . . . . . 4
2 Preparations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.1 Vehicle: raising . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.2 Engine cover panel: removing and installing . . . . . . . . . . . . . . . . . . 6
2.3 Noise insulation: removing and installing . . . . . . . . . . . . . . . . . . . . 9
2.4 Window regulators: activating automatic open/close function . . . . . . . . . . . . 10
2.5 Vehicle diagnostic tester: connecting . . . . . . . . . . . . . . . . . . . . . . 10
3 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.1 Diesel particulate filter: reading out ash deposit volume . . . . . . . . . . . . 16
3.2 Event memory: reading out and erasing . . . . . . . . . . . . . . . . 17
3.3 Navigation system (MMI basic): releasing eject button . . . . . . . . . . . . . . 17
3.4 MMI navigation system: loading navigation CD/DVD . . . . . . . . . . . . . . 18
3.5 Service interval display: resetting service . . . . . . . . . . . . . . . . . . 18
3.6 Transport mode: deactivating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.7 Transport mode: checking activation and activating if necessary . . . . . . . . . . . 19
3.8 Shipping mode: deactivating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.9 Battery: reading out status and sending diagnostic log . . . . . . . . . . . . . . . . . . 20
3.10 Battery: checking electrolyte level . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.11 Battery: connecting stationary battery charging unit (min. 30A, charging voltage max. 14.8 V
on IV characteristic curve) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
3.12 Battery: determining and recording state of charge (SOC) . . . . . . . . . 27
3.13 Mirror hanger indicating defective battery: renewing battery on affected vehicles . 31
3.14 Brake fluid: changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3.15 Brake fluid (vehicles older than 12 months): changing . . . . . . . . . . . . . . . . . . . . 36
3.16 Brake fluid: checking fluid level . . . . . . . . . . . . . . . . . . . . . 36
3.17 Brake system: checking condition of brake hoses, and checking that caps are fitted on bleeder screws . . . . . . 36
3.18 Brake pads: checking thickness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
3.19 Brake discs: checking for surface rust and operating brakes to clean if necessary . . . . . . 38
3.20 Parking brake: releasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
3.21 Tyres: checking condition and wear pattern, and checking and recording tread depth . . . . 39
3.22 Tyres: checking tyre pressures and adjusting if necessary . . . . . . . . . . . . . . . . . . . . . . . . 40
3.23 Tyres (except spare wheel): checking tyre pressures and adjusting to 3.5 bar if necessary . . . . . . . . . 41
3.24 Tyre Pressure Loss Indicator: storing changed tyre pressures . . . . . . . . . . . . 42
3.25 Tyre repair kit: checking that set is complete, and checking and recording expiry date . . 43
3.26 Wheel bolts: tightening to specified torque . . . . . . . . . . . . . . . . . . . . . . . . . . 43
3.27 Axles (front and rear): checking components for play, secure attachment and damage, and checking protective boots 43
3.28 Engine, gearbox, final drive and steering: checking for leaks and damage . . 46
3.29 Vehicle (from below): checking for damage . . . . . . . . . . . . . . . . . . . . . 47
3.30 Underbody: checking trim, wheel housing liners, side members and pipes/wiring for damage, and checking that they are properly secured . . . 47
3.31 Roof insert – panorama sunroof: cleaning and lubricating . . . . . . . . . . . . . 47
3.32 Bonnet arrester hook: lubricating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
3.33 Door hinges with arresters and locking cylinders: lubricating . . . . . . . . . . . . . . 52
3.34 Suspension struts on front and rear axle: removing locking elements and correctly fitting bump stops . . . . . . . . . . 54
3.35 Windscreen/rear window washer system: checking spray pattern and adjusting if necessary . . . . . . . . . . . . . 56
3.36 Wiper blades: checking for damage . . . . . . . . . . . . . . . . . . . . . . . . . . 57
3.37 Headlight washer system: checking operation . . . . . . . . . . . . . . . . . . . . . . 58
3.38 Headlights: checking for correct adjustment . . . . . . . . . . . . . . . . . . . . . . . . 59
3.39 Headlights and reversing lights, side lights, number plate lights, turn signals, hazard warning lights: checking operation . . . . . . . 60
3.40 Luggage compartment lighting: checking operation . . . . . . . . . . . . . . . . 61
3.41 Luggage compartment: removing protective film and felt pieces . . . . . . . . . . 61
3.42 Glove box light, interior lighting and reading light: checking operation . . . . . . . . 61
3.43 Horn: checking operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
3.44 Passenger airbag: checking key switch on/off and setting to “on” . . . . . . . . . . . 62
3.45 Owner’s literature: checking that all documents are present . . . . . . . . . . . . . 62
3.46 Service Schedule: affixing vehicle data sticker . . . . . . . . . . . . . . . . . . . . . . 62
3.47 Service Schedule: entering Delivery Inspection . . . . . . . . . . . . . . . . . . . 62
3.48 Seat belts: checking that retaining rivets are fitted, and checking locking action of automatic belt retractor . . 63
3.49 Vehicle interior: removing protective covers for seats and carpet . . . . . . . . . . . 63
3.50 Vehicle interior: checking that it is clean and cleaning if necessary . . . . . . . . . . . 63
3.51 Vehicle interior: removing any objects other than those protecting interior surfaces ..63
3.52 Vehicle interior and exterior: checking for and documenting any damage . . . . . 63
3.53 Instrument cluster: checking warning lamps . . . . . . . . . . . . . . . . . . . . 64
3.54 Warning triangle: checking availability . . . . . . . . . . . . . . . . . . . . . . . . . 64
3.55 First-aid kit: checking and recording expiry date . . . . . . . . . . . . . . . . . . . . 64
3.56 Vehicle keys: checking operation and recording number of keys given to customer . . . . . . 64
3.57 Vehicle key: removing from ignition lock . . . . . . . . . . . . . . . . . . . . . . . . . 65
3.58 Vehicle key(s), wheel covers and owner’s literature: checking availability and recording number present . . . . . . . 65
3.59 Sun visors: checking that they are folded up and folding up if necessary . . . . 65
3.60 Luggage compartment cover and sun blind: checking that they are rolled up and rolling up if necessary . . . . 65
3.61 Engine oil: draining . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
3.62 Engine oil: renewing oil filter . . . . . . . . . . . . . . . . . . . . . . . 73
3.63 Engine oil: filling up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
3.64 Engine oil: checking oil level and correcting if necessary . . . . . . . . . 81
3.65 Poly V-belts for ancillaries: checking . . . . . . . . . . . . . . . . . . . . . . 83
3.66 Spark plugs: renewing . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
3.67 Hydraulic system: checking fluid level . . . . . . . . . . . . . . . . . . . . . . . . . 95
3.68 Coolant level: checking (coolant level must reach at least top marking on coolant expansion tank) . . . . 96
3.69 Air cleaner: renewing filter element and cleaning housing . . . . . . . . . . . 99
3.70 Plenum chamber and water drains: checking for dirt . . . . . . . . . . . . . 109
3.71 Dust and pollen filter: renewing . . . . . . . . . . . . . . . . . . . . . . 111
3.72 Fuel filter: renewing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
3.73 Fuel filter: draining . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
3.74 Fuel tank: adding fuel additive . . . . . . . . . . . . . . . . . . . . . . 116
3.75 Reducing agent (AdBlue®): filling up tank completely . . . . . . . . . . . . . . . 117
3.76 Vehicle doors: removing edge protection . . . . . . . . . . . . . . . . . . . . . . . . . 122
3.77 Vehicle exterior: checking unprotected areas for dirt, and cleaning if necessary . . . . . 122
3.78 Vehicle exterior: removing protective film . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
3.79 Vehicle cover: checking position and correcting if necessary . . . . . . . . . . . . . 123
3.80 Vehicle cover: removing according to manufacturer’s instructions . . . . . . . . . 123
3.81 Paintwork, trims, side windows and wiper blades: checking cleanliness . . . . . 123
3.82 Body: checking vehicle paintwork for damage and corrosion from below and with bonnet, rear lid and doors open .123
3.83 Vehicles parked outdoors: locking . . . . . .. . . . . . . . . . . . . . 123
3.84 Road test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
3.85 Stock vehicles: observing measures specified in Maintenance table for stock vehicles (see “Before handing vehicle over to customer”) . . . 124
3.86 Accessories: installing . . . .. . . . . . . . . . . . . . . . . . . . 124
3.87 Checklist “Documentation of cleaning and care routine”: checking that list is present . . . . 125
3.88 “Stock vehicle maintenance” checklist: signing and placing in vehicle wallet . . . . . . . . . . 125
3.89 Cleaning and care: checking that required measures have been carried out on time . . . . 125
3.90 Stock vehicle care management: deciding and recording date of next check . . . . . . . . . . 125
3.91 Display instruments: setting time and date . . . . . . . . . . . . . . . . . . 125
3.92 Manual gearbox/automatic gearbox: selecting 1st gear/park . . . . . . . . . . . . . 126
3.93 Interior mirror: calibrating compass . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
3.94 Poly V-belt for supercharger with charge air coolers: renewing . . . . . . . . . . . 126
3.95 Poly V-belts for ancillaries: renewing . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
3.96 Poly V-belt for ancillaries and pulleys for coolant pump and power steering pump: renewing . . . . . . . . 126
3.97 Instrument cluster: resetting driver information system . . . . . . . . . . . . . . . . . 126
4 Exhaust emissions test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
4.1 Petrol engines: performing exhaust emissions test . . . . . . . . . . . . . . . . . . 127
4.2 Diesel engines: performing exhaust emissions test . . . . . . . . . . . . . . . . . 134
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