Honda Bmw 5 Service Manual
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Final Drive Final drive input shaft seal, replacing - Remove exhaust system. See 180 Exhaust System - Remove drive shaft. See 260 Driveshaft. < Lift out collar nut locking plate (arrow). 4 While counterholding drive flange with special BMW tool 23 23 0 020 0 020 loosen and remove collar nut.
/Final Drive 4 Remove final drive input flange using BMW special tools 31 2 101,31 2 102,31 2 103 and 31 2 104 or equivalent. Using BMW special tool 00 5 010 or equivalent remove seal from final drive housing. 1 4 Drive new seal into place until its fully seated using BMW special tools 00 5 500, 33 3 440 and 33 3 470 or equivalent.
331-9 Final Drive Coat drive flange sealing area and seal lip with differential oil. * Install drive flange on pinion shaft. Using BMW special tools 23 1 300,33 1 341 and 23 1 302 press drive flange on to pinion shaft only to extent as to al- low collar nut to be installed. 4 Tighten collar nut only until previously marked points are aligned (arrow). CAUTION- Do not underany circumstances tighten collarnut beyond the markedpoints, othe~lise clamping sleeve will have to be re- placed. - Using a suitable drift, install new collar nut locking plate Stalte plate in place. - Remainder of installation is reverse of removal. - Check and, if necessary, set differential oil level. See Differ- ential oil level, checking. Tightening torque Driveshaft CV joint to final drive flange MI0 (Torx bolt) 70 Nrn (51 ft-lb) ME (compression nut) 32 Nrn (24 ft-lb)
. . Final Drive Final drive output shaft seals, replacing - Remove exhaust system (if necessary). See 180 Exhaust System. Remove drive axle CV joint bolts axle from body using stiff wire. (arrows). Suspend drive 4 Drive out final drive output flange using soft faced hammer. 4 Remove seal using BMW special tool 00 5 010 and 32 1 060 or equivalent.
331-1 1 Final rive( < Coat seal with differential oil and drive into place using BMW special tools 00 5 500 and 33 4 250 or equivalent. Replace snap ring (arrow) on final drive output flange shaft. Coat output flange shaft with differential oil where it con- tacts shaft seal. . Push output flange into final drive until flange splines en- gage splines of differential gear and snap ring can be heard to snap into place. - Remainder of installation is reverse of removal. Check and, if necessary, set differential oil level. See Dif- ferential oil level, checking. Tightening torques Drive axle to final drive flange Torx bolts (M10) 83 Nm (61 ft-lb) Torx bolt with ribbed teeth (M10) 64 Nm (47 it-lb) Torx bolt with ribbed teeth (Mi0 silver) 80 Nm (59 ft-lb) Torx bolt with ribbed teeth (MI0 black) 100 Nm (74 ft-lb) - Torx bolt with ribbed teeth (M12) 135 Nm (100 ft-lb)
331-12 Final Drive Final drive cover, removing and installing - Remove final drive. See Final drive, removing and install- ing. I 1 4 Remove fasteners (arrows) from rear cover and remove cov- er. Clean cover and final drive housing sealing surfaces. Install new gasket with cover. * Installation is reverse of removal. - Check differential oil level. See Differential oil level, check- ing. Tightening torque Final drive cover to final drive housing . M10 (8.8 grade) 45 Nm (33 ft-lb) M10 (10.9 grade) 90 Nm (66 ft-lb) Final drive mounts, replacing - Remove final drive. See Final drive, removing and install- ing. Rear final drive mounts - Remove rear final drive rubber mounts using BMW special tools333314,333315,334 181, and334 183. 4 Coat new mount with CircolightB anti-friction agent and in- . stall, noting the following: Long bushing on mount must face forward (arrow). A shows installation position of mounts.
Final Drive Front final drive mount 4 Remove front final drive mount using BMW special tools 33 3312,333314, 333315,334161 and334162. I i 4 Coat bearing sleeve in rear axle carrier and rubber mount with ~ircolight~ anti-friction agent. Slide rubber mount from side with large diameter into BMW special tool 33 4 165. Milled recess (A) makes firm contact with rear axle carrier when top rubber mount is tightened down. The slolled srde ot r11e rubber mounl must be ar r#ghl angles lo rhe groove rn specal roo/ 33 1 165 and shoulo be lrghrened I down ~ransversely across the vehicle axis. I Draw rubber mount in firmly with BMW special tools 33 3 314,333315,334164,334165and334166. NOTE- Male sure special tool 33 4 166 is properly seated. 0 Rubber mount must locate flush in rear axle carrier. If nec- essary, rotate special tool 33 4 164 through 90 and draw in overlap. - Remainder of installation is reverse of removal
Final Drive Drive axles use constant-velocity (CV) joints on both ends. For replacement parts, only CV joint boots or complete axles are offered by BMW. The procedure for drive axle removal varies for sedan and sport wagon. Follow the appropriate pro- cedure below. Drive axle assembly 1. lnner CV joint 2. Drive axle 3. Outer CV joint 4. Collar nut 5. Outer CV boot kit 6. lnner CV boot kit 7. Circlip 8. Dust cover 9. Reinforcement 10. Torx bolt Drive axle, removing and installing (sedan) 4 With an assistant applying brakes, break free staked collar nut (arrow) at center of rear wheel hub. Do not remove com- pletely. NOTE- The drive flange collar nut is tightened to a torque of over 300 Nm (221 ft-lb). Male sure the car is firmly on the ground. - Raise rear of car. Remove rear wheel WARNING - Make sure that the car is firmly supported on jack stands de- signed for the purpose. Place the jack stands beneath struc- tural chassis points. Do not place jack stands under suspension parts. - Remove f~nal drrve. See Final drive, removing and install- ing.
Final ~rivel 4 Remove staked collar nut and press output shafl out of wheel hub with special BMW tool 33 2 111/116/117. - Remove drive axle. - Installation is reverse of removal, noting the following: Use a new collar nut. a Apply a light coating of oil to contact face of collar nut and install it loosely. * Install road wheel and lower car to ground. - With an assistant applying brakes, tighten drive axle collar nut to its final torque. Stake collar nut. Tightening torques - Drive axle collar nut to drive flange M27 300 Nrn (221 ft-lb) Drive axle to differential flange * M10x20 rnm black Torx bolt 83 Nrn (61 ft-lb) M10x20 rnrn silver Torx bolt 100 Nrn (74 ft-lb) Road wheel to hub 120 Nrn f 10 (89 ft-lbf7) Drive axle, removing and installing (Sport Wagon) 4 With an assistant applying brakes, brealc free staked collar nut (arrow) at center of rear wheel hub. Do not remove com- pletely. NOJE- The drive flange collar nut is tightened to a torque of over 300 Nm (221 ft-lb). Make sure the car is firmly on the ground. WARNING - Disable airsupply pump (if applicable) by disconnecting elec- tricalplug before performing any repairs. Pump is located be- neath a cover under the spare tire in the floor of the cargo compartment. - Raise rear of car. Remove rear wheel. WARNING - Malce sure that the car is firmly supported on jack stands de- signed for the purpose. Place the jack stands beneath struc- tural chassis points. Do not place jack stands under suspension parts. - Models with rear coil springs: Remove cargo compartment floor carpet.
331-16 I Final Drive Worlting at top of coil spring, press center cap down or pry upward to remove. If pushed down, remove from inside coil spring. 4 Worlting from underneath, position BMW special tool 33 2 301 between 2nd and 3rd spring coil from the bottom. Make sure tool recess faces upward. Worlting in cargo compartment, guide BMW special tool 33 2 304 from above and thread into special tool 33 2 301. 4 Worlting in cargo compartment, attach BMW special tools 33 2 302.33 2 303 and 33 2 305 to special tool 33 2 304. - Use special tool 33 2 306 to compress spring. Tighten until lower spring end lifts off spring seat on wheel bearing carrier. - Model with air springs: Loosen compressed air pipes at air distribution assembly to release system pressure. WARNING- The vehicle will lower when tlie airpipes are loosened. - Remove final drive. See Final drive, removing and install- ing.