DIY: Yet another Torque Guide (YATG)

Archbid · 2020-05-20

I know the world likely doesn't need another torque guide but I have been keeping a doc on my iPhone that I use when I am restoring E46s. I have leaned heavily on these big efforts. The Ultimate e46 M54 Torque Specs Thread Ultimate BMW E46 M3 Torque Spec Guide Know your nuts? I added a bunch of more esoteric specs and organized it in a way I could understand more. I hope it is useful for you. Body wheel lugnut 118Nm (87 ft-lbs) bumper shock to bumper carrier (Torx) 41Nm (30 ft-lbs) bumper shock to body 22Nm (16 ft-lbs) door hinge 20Nm (15 ft-lbs) door check 24Nm (16 ft-lbs) window regulator rail to door 9Nm (80 in-lbs) window motor 5Nm (44 in-lbs) sunroof headliner to rails - 4.5Nm (40 in-lbs) wiper arms - 25Nm (18.5 ft-lbs) Interior Steering wheel bolt 62Nm (46 ft-lbs) Seats - 45Nm + 90° Side-impact airbag to door - 8.5Nm (75 in-lbs) Passenger airbag to dashboard - 22Nm (16 ft-lbs) Engine Chain tensioner - 70Nm (51 ft-lbs) Crankshaft "Jesus" bolt - 410 Nm (300 ft-lbs) Drive belt Tensioner body - 24 Nm (18 ft-lbs) Drive belt Pulley (11281748131) - 45 Nm (33 ft-lbs) Drive line idler pulley (11287512758) - 45 Nm (33 ft-lbs) Alternator hydraulic tensioner body - 24 Nm (18 ft-lbs) Alternator hydraulic tensioner pulley (11287841228) 45 Nm ( 33 ft-lbs) Coolant plug - 25 Nm (18 ft-lbs) Water Pump Body - 10 Nm (88 in-lbs) Water Pump Pulley - 10 Nm (88 in-lbs) Thermostat 3 Identical Bolts - 10 Nm (88 in-lbs) Thermostat Housing bolt right M8X30 - 24 Nm (17.7 ft-lbs) Alternator to crankcase M8 - 21Nm Idler pulley to alternator - 45 Nm Alternator Positive terminal - M8 - 13 Nm Starter flange to transmission - 43Nm (32 ft-lbs) Starter Solenoid lead to starter - M5 - 5Nm (44 in-lbs) Starter Electrical leads - M5 (5 Nm), M6 (7 Nm), M8 (13 Nm) AC Compressor mounting bolts - 20 Nm (15 ft-lbs, 177 in-lbs) A/C line to A/C compressor - 20 Nm (15 ft-lbs, 177 in-lbs) Refrigerant line to body - 5.5 Nm (48 in-lbs) AC Double pipe to expansion valve - 8 Nm (71 in-lbs) Spark plugs - 30 Nm (22 ft-lbs) Valve Cover (Bolts & Stand-Offs) 11 Nm (98 in-lbs) - per TIS VANOS housing piston covers 10Nm (84 in-lbs) VANOS Oil Hose from Oil Filter Housing (Hose with Hollow Bolt) - 32Nm (23.5 ft-lbs) Reverse Thread VANOS Bolts Connecting VANOS to Cam Shafts - 8 Nm (71 in-lbs) VANOS Piston Plug Caps - 50 Nm (37 ft-lbs) VANOS solenoid to VANOS control unit - 30Nm (22 ft-lbs) VANOS mounting nuts (6) - 8 Nm (72 in-lbs) Engine hanger nut and bolts- 10 Nm (84 in-lb) Camshaft position sensor - 5 Nm (44 in-lbs) Timing Chain Cover: 5Nm, then drive pins, then 10Nm (84 in-lbs) Oil drain plug - 25Nm (18.5 ft-lbs) Oil pan 8,8 - 10Nm (88 in-lbs) Oil pan 10,9 - 12Nm (106 in-lbs) Tranmission housing transverse bolts Oil pump sprocket nut (reverse thread) - 25Nm (18.5 ft-lbs) Oil level sensor - 8Nm (72 in-lbs) Oil filter housing 6 bolts - 22Nm (16 ft-lbs) VANOS oil line - 32Nm (24 ft-lbs) Dipstick support - 22Nm (16.2 ft-lbs) Oil filter cap - 34Nm (25 ft-lbs) Coolant temperature sensor 13 Nm (115 in-lbs) Camshaft position sensors (2) - 3.5 Nm (36 in-lbs) Oil pressure switch - 27Nm (20 ft-lbs) Oil temperature sensor - 27Nm (20 ft-lbs) Pre-cat O2 sensor - 50 Nm (37 ft-lbs) Crankshaft sensor - 10 Nm (7 ft-lbs) SAP vacuum pump on cylinder head - 10Nm (88 in-lbs) Exhaust manifold to cylinder head - 20Nm (15 ft-lbs) Exhaust flange to exhaust manifold (M10) - 30Nm (22 ft-lb) DISA, IAC - 10Nm (88 in-lbs) Throttle body - 8Nm (70 in-lbs) Harness electrical box - 10Nm (88 in-lbs) Intake Manifold (M7 nuts) - 15Nm (132 in-lbs) Fuel rail - 10Nm (88 in-lbs) Brakes Master cylinder to booster - 26Nm (19 ft-lbs) Brake booster to pedal assembly - 25Nm (18.4 ft-lbs) Brake rotor retaining screw - 16Nm (12 ft-lbs) Caliper Front bracket - 110Nm (81 ft-lbs) Caliper Rear bracket - 65Nm (48 ft-lbs) Caliper Guide pins - 30Nm (22 ft-lbs) 10-15lbs for pressure bleeder Small rear e-brake shield screws - 10Nm (88 in-lbs) Large rear e-brake shield screws - 18Nm (160 in-lbs) E-brake cable clamp (on trailing arm) - 10Nm (88 in-lbs) Steering Power steering fluid reservoir Clamp screw - 5.5nm (49 in-lbs) Power steering fluid reservoir Mounting bolt - 22Nm (16 ft-lbs) Power Steering pump mounting bolts - 22Nm (16 ft-lb) Power Steering pump pulley bolts - 22Nm (16 ft-lb) Power Steering rack to front subframe - 43Nm (32 ft-lbs) Steering column flex disc/giubo clamping screw - 22Nm (16 ft-lbs) Tie rod end to tie rod - 45Nm (33 ft-lbs) Tie rod joint to rack 100 +10Nm (74 +7 ft-lbs) Tie rod end to knuckle - 65Nm (48 ft-lbs) Pressure hose bracket to rack 5mm bolt - 22Nm (16 ft-lbs) Pressure hose to rack - 19mm/M14 - 33Nm (25 ft-lbs) Pressure hose to pump - 40Nm (30 ft-lbs) - 17mm crows foot Return hose to rack - M16 Banjo 40Nm (30 ft-lbs) Undercarriage Most nuts on undercarriage are single-use self-locking nuts (hole looks a little oval) Front Subframe Engine mount bracket to engine - 22Nm (16.2 ft-lbs) Engine mount M8 22Nm (16 ft-lbs) Engine mount M10 47Nm Front sub-frame to frame rail bolts (10.9 grade) - 110Nm (81 ft-lbs) Front end reinforcement to front subframe or body frame rails - 59Nm (43.5 ft-lbs) (90+30°) Motor mount - 45Nm (33 ft-lbs) Exhaust Heatshield 10Nm (88 in-lbs) Muffler hanger nuts (13mm) - 22Nm (16 ft-lbs) Muffler chassis plate - 22Nm (16 ft-lbs) Exhaust pipe to manifold - 30Nm (22 ft-lbs) Convertible V-strut large bolts (if 10mm) 59Nm+90° Convertible V-strut small bolts (M8X16-Z1) 22Nm (16 ft-lbs) Suspension Most nuts on suspension are single-use self-locking nuts (hole looks a little oval) Front Control arm bracket (bushing bracket) to frame rails - 60 Nm (44 ft-lbs) FCA Inner ball joint to subframe - 89.5 Nm (66 ft-lbs) FCA Outer ball joint to steering arm - 65 Nm (48 ft-lbs) Front Stabilizer bar bushing to frame rail nut - 22Nm (16 ft-lbs) Steering arm pinch bolt at strut housing - 81Nm (60 ft-lbs) Front end link - 65 Nm (48 ft-lbs) Front strut assembly to strut tower (self-locking nuts) - 24Nm (18 ft-lbs) Front upper strut mount to strut shaft M14 - 64Nm (47 ft-lbs) Front ABS/wheel speed sensor - 8Nm (71 in-lbs) Rear shock to trailing arm - 100Nm (74 ft-lbs) Rear shock to top mount - 13.5Nm (120 in-lbs) Rear shock top mount to body - 28Nm (21 ft-lbs) Rear end link mounts - 17mm bolt head - 34Nm (25 ft-lbs) Rear end link transverse bolt - 24Nm (17.7 ft-lbs) Rear sway bar mounts - 13mm nut and bolt - 22Nm (16 ft-lbs) Rear Subframe/Carrier support - 13mm bolts - 21Nm (15 ft-lbs, 186 in-lbs) Rear Subframe/Carrier heat shield 10Nm (88 in-lbs) Front/Rear fasteners to frame - 77Nm (57 ft-lbs) Rear Upper control arm inner - 77Nm (57 ft-lbs) Rear Lower control arm inner - 110Nm (81 ft-lbs) Rear Upper control arm outer - 110Nm (81 ft-lbs) Rear Lower control arm outer - 110Nm (81 ft-lbs) RTAB bushing transverse bolt - 110Nm (81 ft-lbs) RTAB mount bolts to frame - 77Nm (57 ft-lbs) Rear ABS/wheel speed sensor - 8Nm (71 in-lbs) E-brake clamp - 10Nm (7.4 ft-lbs) Transmission and Drivetrain Giubo/flex disc nuts are single-use. Recommend replacement of torx bolts. Transmission to Engine M8 Torx - 22 Nm (16 ft-lbs) Transmission to Engine M10 Torx - 43 Nm (32 ft-lbs) Transmission to Engine M12 Torx - 72 Nm (53 ft-lbs) Clutch master to pedals - 20 Nm (15 ft-lbs, 177 in-lbs) Clutch slave to transmission - 20 Nm (15 ft-lbs, 177 in-lbs) Fluid line to master cylinder or slave cylinder 20 + 5 Nm (15 + 4 ft-lbs) Manual Transmission fill plug 50Nm (37 ft-lbs), If allen head - 35Nm (26 ft-lbs) Transmission mounts -21 Nm (15 ft-lbs, 186 in-lbs) Transmission cross member to Chassis - 21Nm (186 in-lbs) Manual gearbox flywheel to crankshaft (replace bolts) - 105Nm (77 ft-lbs) ZF Auto transmission Drain plug - 35Nm (26 ft-lbs) ZF Auto transmission Fill plug - 30Nm (23 ft-lbs) ZF Auto transmission Pan/sump to transmission - 6Nm (48 in-lbs) ZF Auto transmission Filter - 9 Nm (78 in-lbs) ZF Auto transmission Automatic flex disc/flywheel to crankshaft - 121Nm (88 ft-lbs) ZF Auto transmission Torque convertor to flex plate - M10 8.8 45Nm (33 ft-lbs) Differential When reinstalling, insert all 3 bolts finger tight. Tighten the 2 front bolts first, then tighten down the rear bolt Differential fill plug - 70Nm (52 ft-lbs) Differential front mount bolts (18mm) - 95Nm (70 ft-lbs) Differential rear mount bolts (21mm nut and bolt) - 174Nm (128 ft-lbs) Differential cover (per TIS)m M10 8.8 - 45Nm (33 ft-lbs), M10 10.9 - 55Nm (41 ft-lbs) Driveshaft and Axles Front axle nut - 290Nm (214 ft-lbs) Rear axle nut - 300Nm (221 ft-lbs) Drive shaft to flex disc (giubo) - 64Nm or 45 ft-lbs Transmission output flange (ZNS) to flex disc (giubo) - 55Nm + 90 degrees (or 41 ft-lbs) Center Support Bearing to body - 21Nm (15 ft-lbs) Driveshaft to rear differential flange (E12 torx) - 85 Nm (63 ft-lbs) Rear axle bolts to rear diff (E12 torx) - 83 Nm (61 ft-lbs) Miscellaneous Convertible roof hinge bolts - M8-ZNS-3 24Nm 17.7 ft-lbs

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