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 (Abs/Traction Control - Repair (E46)) Section 2 (Specifications & Procedures) Section 3 (Differentials & Axle Shafts) Section 4 (Servicing - M/T) Section 5 (Engine Controls - Service & Adjustment Specifications) Section 6 (Engine Controls - On-Vehicle Adjustments) Section 7 (Engine Controls - Basic Diagnostic Procedures) Section 8 (Engine Controls - Trouble Shooting - No Codes) Section 9 (Engine Controls - System & Component Testing) Section 10 (Engine Controls - Removal, Overhaul & Installation) Section 11 (Engine Performance Wiring Diagrams) Section 12 (Brakes - Repair) Section 13 (Anti-Lock (E30, E32 & E34)) Section 14 (Air Bag Restraint System) Section 15 (Steering Column - E36) Section 16 (Servicing - M/T) Section 17 (Servicing - M/T) Section 18 (Servicing - M/T) Section 19 (Servicing - M/T) Section 20 (Removal & Installation - M/T) Section 21 (Removal & Installation - M/T) Section 22 (Servicing - M/T) Section 23 (Removal & Installation - M/T) Section 24 (Removal & Installation - M/T) Section 25 (Removal & Installation - M/T) Section 26 (Servicing - M/T) Section 27 (Servicing - M/T) Section 28 (Removal & Installation - M/T) Section 29 (Removal & Installation - M/T) Section 30 (Removal & Installation - M/T) Section 31 (Removal & Installation - M/T) Section 32 (Servicing - M/T) Section 33 (Servicing - M/T) Section 34 (Servicing - M/T) Section 35 (Servicing - M/T) Section 36 (Air Bag/SRS Component Inspection & Replacement Tables - EUROPEAN) Section 37 (Air Bag Restraint Systems) Section 38 (A/C-Heater System) Section 39 (Front/Rear Drive Axle - Repair (2WD & 4WD)) Section 40 (Front Axle - Repair - E46) Section 41 (Air Bag Restraint Systems) Section 42 (Air Bag Restraint Systems) Section 43 (Air Bag - Trouble Codes) Section 44 (Rear Suspension - Repair - E46) Section 45 (Engine Controls - Service & Adjustment Specifications) Section 46 (Engine Controls - On-Vehicle Adjustments) 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 (Engine Controls - System & Component Testing) Section 51 (Engine Controls - Pin Voltage Charts) Section 52 (Steering Column - Repair) Section 53 (Power Steering System - Repair) Section 54 (Air Bag Deactivation Procedures) Section 55 (Cabin Air Filter - E46) Section 56 (Diagnostic Trouble Codes With Test Charts) Section 57 (Diagnostic Trouble Codes With Test Charts) Section 58 (Computer Relearn Procedures) Section 59 (Diagnostic Trouble Codes With Test Charts) Section 60 (Air Bag Restraint Systems) Section 61 (Brakes - Repair (E46)) Section 62 (Starter - Repair (2WD)) Section 63 (Starter - Repair) Section 64 (Cooling Fans - Repair (E46)) Section 65 (Manual Transmission - Servicing) Section 66 (Standard/Automatic Transmission - Overview) Section 67 (Transmission - Overview) Section 68 (Removal & Installation (A5S 325Z)) Section 69 (Removal & Installation (S5D 200G/S5D 250G/M52TU/M54)) Section 70 (Air Bag Restraint Systems) Section 71 (Removal & Installation - M3 (S6S 420G SMG)) Section 72 (REMOVAL & INSTALLATION - 330i, xi & Ci (GS6 37BZ)) Section 73 (On-Vehicle Servicing - (A5S 360R/390R)) Section 74 (Removal & Installation (A5S 3690R/390R)) Section 75 (On-Vehicle Servicing - (S5D 200G/250G & GS6S37BZ SMG)) Section 76 (On-Vehicle Servicing - (S5DZ & GS6X37BZ)) Section 77 (Gear Shift Mechanism - Repair) Section 78 (Maintenance And General Information - Repair Instructions) Section 79 (Engine - Repair (S54)) Section 80 (Engine Electrical System - Repair Instructions) Section 81 (Fuel System - Repair Instructions) Section 82 (Cooling System - Repair Instructions) Section 83 (Exhaust System - Repair Instructions) Section 84 (Clutch - Repair Instructions) Section 85 (Manual Transmission - Repair Instructions) Section 86 (Propeller Shaft - Repair Instructions) Section 87 (Wheel And Tires - Repair Instructions) Section 88 (Body Equipment - Repair Instructions) Section 89 (General Electrical System - Repair Instructions) Section 90 (Instruments - Repair Instructions) Section 91 (Engine - Technical Data) Section 92 (Engine Electrical System - Technical Data) Section 93 (Fuel System - Technical Data) Section 94 (Manual Transmission - Technical Data) Section 95 (Propeller Shaft - Technical Data) Section 96 (Wheel And Tires - Technical Data) Section 97 (Maintenance And General Information - Tightening Torques) Section 98 (Engine - Tightening Torques) Section 99 (Engine Electrical System - Tightening Torques) Section 100 (Fuel System - Tightening Torques) Section 101 (Cooling System - Tightening Torques) Section 102 (Clutch - Tightening Torques) Section 103 (Manual Transmission - Tightening Torques) Section 104 (Propeller Shaft - Tightening Torques) Section 105 (Wheel And Tires - Tightening Torques) Section 106 (Body Equipment - Tightening Torques) Section 107 (General Electrical System - Tightening Torques) Section 108 (Cooling System - Technical Data) Section 109 (Maintenance And General Information - Special Tools) Section 110 (Engine- Special Tools - M-Coupe & Z3 (E36)) Section 111 (Clutch - Special Tools - M-Coupe/Roadster & Z3 (E36)) Section 112 (MAINTENANCE - REPAIR INSTRUCTIONS - 330i, 330Ci, 330xi (M54/E46)) Section 113 (Engine - Repair (6-CYL)) Section 114 (Engine Electrical System - Repair) Section 115 (Fuel System - Repair Instructions) Section 116 (Fuel Supply System - Repair) Section 117 (Cooling System - Repair Instructions) Section 118 (Exhaust System - Repair) Section 119 (Engine And Transmission Mounting - Repair) Section 120 (Propeller Shaft - Repair - E46) Section 121 (Body Equipment - Repair) Section 122 (Seats - Repair) Section 123 (Slide/Tilt Roof - Repair) Section 124 (General Electrical System - Repair) Section 125 (Lights - Repair) Section 126 (Heating And Air Conditioning - Repair) Section 127 (Electrical Drives - Repair) Section 128 (Communication Systems - Repair) Section 129 (Propeller Shaft - Technical Data) Section 130 (Wheel And Tires - Technical Data) Section 131 (Engine - Technical Data) Section 132 (Wheel And Tires - Technical Data) Section 133 (Body Equipment - Technical Data) Section 134 (Lights - Technical Data) Section 135 (Lights - Service Information) Section 136 (Engine - Special Tools) Section 137 (Fuel System - Special Tools - M54, S54) Section 138 (Cooling System - Special Tools) Section 139 (Propeller Shaft - Special Tools - E46) Section 140 (Wheel And Tires - Special Tools) Section 141 (Body Equipment - Special Tools) Section 142 (Seats - Special Tools) Section 143 (Slide/Tilt Roof And Convertible Top - Special Tools) Section 144 (General Electrical System - Special Tools) Section 145 (Lights - Special Tools) Section 146 (Heating And Air Conditioning - Special Tools) Section 147 (Instruments - Repair) Section 148 (Body Equipment - Tightening Torques) Section 149 (Maintenance And General Information - Repair) Section 150 (Engine - Repair (S54)) Section 151 (Engine Electrical System - Repair) Section 152 (Fuel System - Repair) Section 153 (Cooling System - Repair) Section 154 (Exhaust System - Repair) Section 155 (Wheel And Tires - Repair) Section 156 (Body Equipment - Repair) Section 157 (Seats - Repair) Section 158 (Slide/Tilt Roof - Repair) Section 159 (General Electrical System - Repair) Section 160 (Instruments - Repair) Section 161 (Lights - Repair) Section 162 (Heating And Air Conditioning - Repair) Section 163 (Audio, Navigation, Anti-
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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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