Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
External Pages
's manual. Be very cautious using repair info from here because these pages may not apply to your vehicle. Different car Section 1 (Engine Controls - Service & Adjustment Specifications) Section 2 (Engine Controls - On-Vehicle Adjustments) Section 3 (Engine Controls - Basic Diagnostic Procedures - Except V12) Section 4 (Diagnostic Trouble Codes With Test Charts) Section 5 (Engine Controls - Trouble Shooting - No Codes) Section 6 (Engine Controls - System & Component Testing) Section 7 (Engine Controls - Removal, Overhaul & Installation - 1 Of 2) Section 8 (Engine Performance Wiring Diagrams) Section 9 (Differentials & Axle Shafts) Section 10 (Clutches - 5 Series (E39)) Section 11 (Removal & Installation - A/T (Except A4S 270R/310R)) Section 12 (Servicing - M/T) Section 13 (Engine Controls - Specifications) Section 14 (Engine Controls - Adjustments - Except V12) Section 15 (Engine Performance Wiring Diagrams) Section 16 (Diagnostic Trouble Codes With Test Charts) Section 17 (Engine Controls - Basic Testing) Section 18 (Engine Controls - Tests W/O Codes) Section 19 (Engine Controls - System/Component Tests) Section 20 (Engine Controls - Remove/Install/Overhaul) Section 21 (Engine Controls - Service & Adjustment Specifications) Section 22 (Engine Controls - On-Vehicle Adjustments) Section 23 (Engine Controls - Basic Diagnostic Procedures) Section 24 (Engine Controls - Trouble Shooting - No Codes) Section 25 (Engine Controls - System & Component Testing) Section 26 (Engine Performance Wiring Diagrams) Section 27 (Brakes - Repair) Section 28 (Electrical Component Locator) Section 29 (Electrical Component Locator) Section 30 (Electrical Component Locator - E36) Section 31 (Electrical Component Locator) Section 32 (Electrical Component Locator) Section 33 (Specifications & Drive Belt Routing) Section 34 (Steering Column - E36) Section 35 (Air Bag Restraint Systems) Section 36 (Electrical Component Locator) Section 37 (Electrical Component Locator) Section 38 (Electrical Component Locator) Section 39 (Electrical Component Locator) Section 40 (Electrical Component Locator) Section 41 (A/C-Heater System) Section 42 (Anti-Lock/Traction Control) Section 43 (Electrical Component Locator) Section 44 (Axle Shafts - 5 Series) Section 45 (Suspension - Front) Section 46 (Disc - Z8) Section 47 (Engine Controls - Basic Diagnostic Procedures) Section 48 (Diagnostic Trouble Codes With Test Charts) Section 49 (Engine Controls - Trouble Shooting - No Codes) Section 50 (Brakes - Repair) Section 51 (Axle Shafts - X5) Section 52 (Anti-Lock Brakes/Traction Control System - X5) Section 53 (Front Differentials) Section 54 (Air Bag Restraint Systems) Section 55 (Air Bag Restraint Systems) Section 56 (Air Bag Restraint Systems) Section 57 (Suspension - Front - Repair) Section 58 (Suspension - Front) Section 59 (Air Bag Restraint Systems) Section 60 (Steering Column - Repair) Section 61 (Steering Column) Section 62 (Steering Column) Section 63 (Power Rack & Pinion - Repair) Section 64 (Power Rack & Pinion) Section 65 (Steering - Repair) Section 66 (Air Bag Deactivation Procedures) Section 67 (Cabin Air Filter) Section 68 (Cabin Air Filter) Section 69 (Cabin Air Filter) Section 70 (Electrical Component Locator) Section 71 (Electrical Component Locator) Section 72 (Diagnostic Trouble Codes With Test Charts) Section 73 (Diagnostic Trouble Codes With Test Charts) Section 74 (Diagnostic Trouble Codes With Test Charts (6-Cylinder)) Section 75 (Diagnostic Trouble Codes With Test Charts (V8 & V12)) Section 76 (Computer Relearn Procedures) Section 77 (Diagnostic Trouble Codes With Test Charts) Section 78 (Air Bag Restraint Systems) Section 79 (Air Bag Restraint Systems) Section 80 (Air Bag Restraint Systems) Section 81 (Air Bag Deactivation Procedures) Section 82 (Power Convertible Top - Z8) Section 83 (Specifications & Procedures) Section 84 (Axle Shafts (Front & Rear) - Repair) Section 85 (Cooling Fans) Section 86 (Generators & Regulators) Section 87 (Brakes - Repair) Section 88 (Starter - Repair (4WD)) Section 89 (Starter - Repair) Section 90 (Starters) Section 91 (Starter) Section 92 (Specifications & Drive Belt Routing) Section 93 (Cabin Air Filter) Section 94 (Cabin Air Filter) Section 95 (Cabin Air Filter) Section 96 (Servicing - A/T) Section 97 (Removal & Installation - (A5S 440Z)) Section 98 (Removal & Installation - (A5S 325Z)) Section 99 (REMOVAL & INSTALLATION - 325xi & 330xi) Section 100 (Automatic Transmission - Removal & Installation - X5 (A5S 440Z)) Section 101 (Automatic Transmission - Removal & Installation - A5S360R) Section 102 (Automatic Transmission - Removal & Installation - X5 (6HP26Z)) Section 103 (Automatic Transmission - Removal & Installation - 6HP19Z) Section 104 (Manual Transmission - Removal & Installation (A5S 360R/390R)) Section 105 (Overview - 5-Series) Section 106 (Removal & Installation - (S5D 310Z/S5D 320Z)) Section 107 (Propeller Shaft - Repair) Section 108 (Removal & Installation (S5D 200G/S5D 250G/M52TU/M54)) Section 109 (Air Bag Restraint Systems) Section 110 (Air Bag Restraint Systems) Section 111 (Removal & Installation (S6S 420G)) Section 112 (Manual Transmission - Torque Specifications, Removal, & Installation (GS6-37BZ)) Section 113 (Removal & Installation - X5 (S5D 280Z)) Section 114 (Removal & Installation - M3 (S6S 420G SMG)) Section 115 (On-Vehicle Servicing - (A5S 360R/390R)) Section 116 (On-Vehicle Servicing - GA6HP26Z) Section 117 (On-Vehicle Servicing - (S5D 200G/250G)) Section 118 (On-Vehicle Servicing - (S5D 260Z/310Z & S5D 320Z)) Section 119 (On-Vehicle Servicing - (GS6-37BZ)) Section 120 (Clutch - Repair) Section 121 (On-Vehicle Servicing - (S5DZ & GS6X37BZ)) Section 122 (Transfer Case Removal & Installation - X3) Section 123 (Transfer Case - Removal & Installation) Section 124 (Transfer Case Servicing) Section 125 (Transfer Case - Overhaul) Section 126 (Transfer Case - Overview (X-Drive)) Section 127 (Gear Shift Mechanisms) Section 128 (Electrical Component Locator) Section 129 (Electrical Component Locator) Section 130 (Electrical Component Locator) Section 131 (Electrical Component Locator) Section 132 (System Wiring Diagrams) Section 133 (Maintenance And General Information - Repair Instructions) Section 134 (Engine - Repair Instructions - X5 (4.4L)) Section 135 (Engine Electrical System - Repair Instructions - X5 (4.4L)) Section 136 (Fuel System - Repair Instructions - X5 (4.4L)) Section 137 (Cooling System - Repair Instructions - X5 (4.4L)) Section 138 (Exhaust System - Repair Instructions - X5 (4.4L)) Section 139 (Propeller Shaft - Repair Instructions - X5 (4.4L)) Section 140 (Pedals - Repair - X5 (4.4L)) Section 141 (Body Equipment - Repair Instructions - X5 (4.4L)) Section 142 (Seats - Repair Instructions - 4.4L) Section 143 (Slide/Tilt Roof - Repair Instructions - X5 (4.4L)) Section 144 (General Electrical System - Repair Instructions - X5 (4.4L)) Section 145 (Instruments - Repair Instructions - X5 (4.4L)) Section 146 (Lights - Repair Instructions - X5 (4.4L)) Section 147 (Heating And Air Conditioning - Repair - X5 (4.4L)) Section 148 (Audio, Navigation And Anti-Theft - Repair Instructions - X5 (4.4L)) Section 149 (Electrical Drives - Repair Instructions - X5 (4.4L)) Section 150 (Communication Systems - Repair Instructions - X5 (4.4L)) Section 151 (Maintenance And General Information - Repair Instructions) Section 152 (Engine - Repair Instructions) Section 153 (Engine Electrical System - Repair Instructions) Section 154 (Fuel System - Repair Instructions) Section 155 (Fuel Supply System - Repair Instructions) Section 156 (Cooling System
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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