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• Brakes - Repair
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• Cooling System - Repair (N51)
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• Driveshaft & Universal Joints
• DTC Index
• Electronic Suspension
• Emission Applications
• Engine
• Engine - Repair (N51)
• Engine - Repair (N52K)
• Engine Electrical System - Repair (N51)
• Engine Electrical System - Repair (N52)
• Engine Performance
• Exhaust
• Exterior Body Panels
• Exterior Lights
• Front Axle - Repair
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• General Electrical System - Repair (E82)
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• Reset Procedures
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• Seat System - Repair (E88)
• Seats
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• Steering and Wheel Alignment - Repair
• Sun Roof/t-Top/convertible Top
• Testing & Diagnostics
• Towing Systems
• Traction Control Disable
• Trailers - Repair
• Transmission
• Wheel & Tire System
• Wheel Alignment
• Wheel and Tires - Repair

Repair manual

Engine - Repair (N51) BMW 1 series F20/F21

Step-by-step instructions on "Engine - Repair (N51)" for BMW 1 series F20/F21 (2011–2015). Pick an article — removal, installation, adjustment and diagnostics with illustrations.

48subsections

48articles

222illustrations

00 Danger Of Poisoning If Oil Is Ingested/Absorbed Through The Skin

1 article

• 00 Danger Of Poisoning If Oil Is Ingested/Absorbed Through The Skin

00 Risk Of Injury If Oil Comes Into Contact With Eyes And Skin

1 article

• 00 Risk Of Injury If Oil Comes Into Contact With Eyes And Skin

00 Safety Instructions For Handling Oil

1 article

• 00 Safety Instructions For Handling Oil

11 00 Removing And Installing/Replacing Acoustic Cover (N51)

1 article

• 11 00 Removing And Installing/Replacing Acoustic Cover (N51) 1

11 00 050 Removing And Installing Engine (N51)

1 article

• 11 00 050 Removing And Installing Engine (N51) 2

11 00 Service - Engine Oil (N51)

1 article

• 11 00 Service - Engine Oil (N51) 3

11 12 000 Removing And Installing/Sealing Cylinder Head Cover (N51)

1 article

• 11 12 000 Removing And Installing/Sealing Cylinder Head Cover (N51) 4

11 12 100 Removing And Installing/Sealing Cylinder Head (N51)

1 article

• 11 12 100 Removing And Installing/Sealing Cylinder Head (N51) 14

11 12 101 Replacing Cylinder Head Gasket (N51)

1 article

• 11 12 101 Replacing Cylinder Head Gasket (N51) 3

11 12 719 Resurfacing Cylinder Head Sealing Face (N51)

1 article

• 11 12 719 Resurfacing Cylinder Head Sealing Face (N51) 2

11 12 729 Checking Cylinder Head For Leaks (N51)

1 article

• 11 12 729 Checking Cylinder Head For Leaks (N51) 3

11 13 000 Removing And Installing, Sealing Or Replacing Oil Sump (N51)

1 article

• 11 13 000 Removing And Installing, Sealing Or Replacing Oil Sump (N51) 1

11 14 005 Replacing Front Crankshaft Seal (N51)

1 article

• 11 14 005 Replacing Front Crankshaft Seal (N51) 12

11 14 010 Replacing Vacuum Pump Sealing Cover (N51)

1 article

• 11 14 010 Replacing Vacuum Pump Sealing Cover (N51) 5

11 14 151 Replacing Crankshaft Seal (N51) To 12/31/08

1 article

• 11 14 151 Replacing Crankshaft Seal (N51) To 12/31/08 9

11 14 151 Replacing Crankshaft Seal (N51) On Transmission Side From 1/1/09

1 article

• 11 14 151 Replacing Crankshaft Seal (N51) On Transmission Side From 1/1/09 12

11 21 500 Replacing Crankshaft (N51)

1 article

• 11 21 500 Replacing Crankshaft (N51) 11

11 21 531 Replacing All Crankshaft Main Bearings (N51)

1 article

• 11 21 531 Replacing All Crankshaft Main Bearings (N51) 8

11 22 500 Removing And Installing Or Replacing Flywheel (N51)

1 article

• 11 22 500 Removing And Installing Or Replacing Flywheel (N51) 2

11 24 571 Replacing All Connecting Rod Bearings (N51)

1 article

• 11 24 571 Replacing All Connecting Rod Bearings (N51) 6

11 25 530 Removing And Installing/Replacing All Pistons (N51)

1 article

• 11 25 530 Removing And Installing/Replacing All Pistons (N51) 14

11 25 671 Replacing Piston Rings On All Pistons (N51)

1 article

• 11 25 671 Replacing Piston Rings On All Pistons (N51) 6

11 28 010 Replacing Alternator Drive Belt (N51)

1 article

• 11 28 010 Replacing Alternator Drive Belt (N51) 3

11 28 020 Replacing Tensioning Device For Alternator Drive Belt (N51)

1 article

• 11 28 020 Replacing Tensioning Device For Alternator Drive Belt (N51)

11 31 005 Checking Camshaft Timing

1 article

• 11 31 005 Checking Camshaft Timing 6

11 31 025 Removing And Installing/Replacing Inlet Camshaft (N51)

1 article

• 11 31 025 Removing And Installing/Replacing Inlet Camshaft (N51) 4

11 31 028 Removing And Installing/Replacing Exhaust Camshaft (N51)

1 article

• 11 31 028 Removing And Installing/Replacing Exhaust Camshaft (N51) 11

11 31 051 Replacing Timing Chain (N51)

1 article

• 11 31 051 Replacing Timing Chain (N51) 11

11 31 090 Installing And Removing/Replacing Chain Tensioner Piston (N51)

1 article

• 11 31 090 Installing And Removing/Replacing Chain Tensioner Piston (N51) 2

11 31 505 Adjusting Camshaft Timing (N51)

1 article

• 11 31 505 Adjusting Camshaft Timing (N51) 4

11 33 050 Removing And Installing/Replacing All Rocker Arms (N51)

1 article

• 11 33 050 Removing And Installing/Replacing All Rocker Arms (N51) 1

11 34 552 Removing And Installing Or Replacing All Valves (N51)

1 article

• 11 34 552 Removing And Installing Or Replacing All Valves (N51) 1

11 34 560 Replacing All Valve Stem Seals (N51)

1 article

• 11 34 560 Replacing All Valve Stem Seals (N51) 4

11 34 715 Replacing All Valve Springs (N51)

1 article

• 11 34 715 Replacing All Valve Springs (N51) 3

11 37 005 Removing And Installing/Replacing Eccentric Shaft (N51)

1 article

• 11 37 005 Removing And Installing/Replacing Eccentric Shaft (N51) 5

11 37 010 Removing And Installing/Replacing Intermediate Levers (N51)

1 article

• 11 37 010 Removing And Installing/Replacing Intermediate Levers (N51) 25

11 37 020 Removing And Installing/Replacing Positioning Motor For Eccentric Shaft (N51)

1 article

• 11 37 020 Removing And Installing/Replacing Positioning Motor For Eccentric Shaft (N51) 1

11 37 030 Removing And Installing/Replacing Eccentric Shaft Sensor (N51)

1 article

• 11 37 030 Removing And Installing/Replacing Eccentric Shaft Sensor (N51)

11 40 000 Checking Engine Oil Pressure (N51)

1 article

• 11 40 000 Checking Engine Oil Pressure (N51) 3

11 41 000 Removing And Installing Oil Pump (N51)

1 article

• 11 41 000 Removing And Installing Oil Pump (N51) 5

11 41 010 Removing And Installing/Replacing Chain Module For Oil Pump/Vacuum Pump (N51)

1 article

• 11 41 010 Removing And Installing/Replacing Chain Module For Oil Pump/Vacuum Pump (N51) 5

11 42 020 Removing And Installing/Replacing Fullflow Oil Filter (N51)

1 article

• 11 42 020 Removing And Installing/Replacing Fullflow Oil Filter (N51) 1

11 51 000 Removing And Installing/Replacing Water Pump (N51)

1 article

• 11 51 000 Removing And Installing/Replacing Water Pump (N51) 1

11 53 000 Removing And Installing/Replacing Coolant Thermostat (N51)

1 article

• 11 53 000 Removing And Installing/Replacing Coolant Thermostat (N51) 1

11 61 050 Removing And Installing Intake Air Manifold (N51)

1 article

• 11 61 050 Removing And Installing Intake Air Manifold (N51) 4

18 40 050 Removing And Installing/Replacing Front Exhaust Manifold (N53/N52/N52K/N51)

1 article

• 18 40 050 Removing And Installing/Replacing Front Exhaust Manifold (N53/N52/N52K/N51) 1

18 40 060 Removing And Installing/Replacing Rear Exhaust Manifold (N53/N52/N52K/N51)

1 article

• 18 40 060 Removing And Installing/Replacing Rear Exhaust Manifold (N53/N52/N52K/N51) 1

VACUUM PUMP

1 article

• VACUUM PUMP 1