Honda Bmw 5 Service Manual
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Steering and Wheel Alignment 4 Release lock (A) and pull up on harness connector (6) to dis- connect ignition switch harness. . Remove wire harness bracket fastener (C). 4 Remove shear bolts (arrows) using a chisel or punch. NOTE- The shear bolts can be drilled and then removed using an easy-out. - Remove steering column lock housing. - Installation is reverse of removal. Tighten new shear bolts until bolt heads shear off. ignition interlock cable, removing and installing (models with automatic transmission) - Remove steering column trim panels as described earlier. 4 Loosen and disconnect interlock cable (arrow) from ignition lock assembly. - Remove center console trim panel.
320-1 4 Steering and Wheel Alignment Remove cable mounting fastener (arrow). Disconnect cable from shift linkage. Remove old cable and replace with new cable. Reinstall trim. Interlock cable, adjusting (models with automatic transmission) - Remove center console trim panel. - Place gear shift selector lever in PARK. 4 Loosen cable mounting fastener (A). - Remove ignition key. - Press down on interlock lever (B) and tighten cable mounting fastener (A). Steering column, removing and installing - Disconnect negative cable from battery. CAUTIOI\C Prior to disconnecting the battea read the battery discon- nection cautions given in 001 General Cautions and Warninqs. - Remove steering wheel as described earlier. m - Remove steering column trim panels as described earlier. \L/>I - Remove steerinq shaft collar Automatic transmission models: Loosen and disconnect in- terlock shift cable (arrow) from ignition lock assembly. 4 - Disconnect steering angle sensor electrical harness.
320-1 5 Steering and Wheel ~li~nmentl Remove steering shaft coupler clamping bolt (arrow) at base of column. Slide lower steering shaft forward to gain access to column mounting shear bolts. < Drill steering column mounting shear bolts (arrow) and use easy-out to remove. Remove upper steering column mounting bolts (arrows). Remove upper steering column. Disconnect electrical harnesses from steering column switches. 4 Release lock (A) and pull up on harness connector connect harness. Remove wiring harness mounting bolt (C). - Remove steering column assembly. (B) to dis.
I Steering and Wheel Alignment - Installation is reverse of removal, noting the following: Replace shear bolts at steering column mounting bracket. Tighten until bolt heads shear off. Make sure interlock cable snaps into place. When installing column top trim panel, replace expansion nut for trim retaining screw. NOTE- The steering angle sensor must be coded using a BMW scan tool if it has been replaced. A steering angle offset check must then be carried out using the same BMW scan tool. CAUTION- Check steering system for freedom of movement through en- tire steering column adiustment range. Tightening torques Steering shaft coupler to steering shaft 25 Nm (18 ft-lb) (replace bolt) Steering column to body 22 Nm (16 ft-lb) Steering column adjustment motors, removing and installing Remove lower dash panel mounting fasteners (A) and (B). - Lower panel and disconnect wiring harness from back side. - Remove steering column lower trim panel. See Steering col- umn trim, removing and replacing. - Disconnect electrical harness from motor. Remove motor mounting fasteners (arrows) Slide motor to side and forward to remove. Installation is reverse of removal.
Steering and Wheel Alignment Power assist is provided by a belt-driven pump at the lower left front of the engine. The power steering fluid reservoir is lo- cated at the left side of the engine compartment. Power steering pump, removing and installing When working with power steering components, absolute cleanliness is needed to ensure proper operation of the hy- - Empty power steering fluid reservoir using clean syringe. Do not reuse fluid. - Raise front of car. Remove splash shield from under engine. WARNING- Make sure the car is firmly supported on jack stands de- signed for the purpose. Place jack stands beneath structural chassis points. Do not place jack stands under suspension Darts. Remove drive belt from power steering pump. See 020 Main- tenance. Remove alternator cooling duct Remove fluid hoses from pump. Plug openings in pump and hose ends. Remove pump front mounting bolts (A). Remove fluid line support bracket (B) Remove pump rear mounting bolt (arrow) - Installation is reverse of removal, noting the following: Make sure all thread bores, bolts, nuts, fluid couplings and mating surfaces are clean, and inside surface of multi- ribbed-belt is free of grease and dirt. Use new sealing washers when reattaching power steer- ing pressure lines. Make sure hoses have adequate clearance from chassis. Install front pump fasteners.
- -steering and wheel -. Alignment I < Hand tighten rear suppoll nut (arrow) against mounting bracket. Install rear mounting nut and tighten. Do not over-torque banjo bolts. * Fill and bleed power steering system as described later. Tightening torques Hydraulic lines to steering pump (banjo bolts) a MlO 12 Nm (9 ft-lb) . M14 35 Nm (26 ft-lb) MI6 40 Nm (30 ft-lb) . MI8 45 Nm (33 ft-lb) Pump brackets to engine block 25 Nm (18 ft-lb) Rear pump support stud to pump housing 22 Nm (16 ft-lb) Power steering system, bleeding and filling - With engine off, fill power steering fluid reservoir with clean fluid. Fill level to MAX mark on dip stick. - Start engine. Turn steering wheel twice to left lock and right I lock. - Recheck fluid level with engine off. Fill to MAX.
i Steering and Wheel Alignment RACK AND PINION STEERING (6-CYLINDER MODELS) Refer to the steering components illustration when perform- ing the procedures below. Rack and pinion steering components (6-cylinder models) 1. Power steering fluid reservoir 2. Fluid supply line 3. Power steering pump 4. Copper sealing ring 5. Banjo bolt MI4 6. Banjo bolt MI6 7. Power steering rack 8. Fluid return line 9. Pressurized fluid line 10. Steering fluid cooler 11. Rack boot components 12. Tie rod nut 13. Washer 14. Outer tie rod end 15. Tie rod locking ring 16. Outer tie rod end loclc nut 17. Inner tie rod 18. Hydraulic control valve Steering rack, removing and installing - Remove steering wheel as described earlier. - Raise front of car, and remove front wheels. WARNING - Male sure the car is firmly supported on jack stands de- signed for the purpose. Place jack stands beneath structural chassis points. Do not place jack stands under suspension parts. - Remove splash shield from under engine. - Remove right and lefl engine mount fasteners - ., - , . ,
/steering and Wheel Alignment Raise engine approximately 40 mm (1.6 in). See 110 Engine Removal and installation. Remove right and left engine mounts and remove mount brackets from subframe. Empty power steering fluid reservoir using a clean syringe. Do not reuse power steering fluid. Remove right tie rod fastener (arrow) from right steering Itnuckle. Repeat for left. 4 Press right tie rod out of right steering knucltle using BMW special tool 31 2 240. Repeat for left. / ~ock nut Loclting ring 0012143 4 Malte reference measurement (A) of right tie rod end to tie rod. Record measurement. Repeat for left. NOJE- 0 Accurate measurement of tie rod end with reference to tie rod will help approximate correct wheel alignment during reassembly. Note correct placement of inner taper on locling ring Remove fluid line banjo bolts (arrows) from steering rack.
Steering and Wheel ~lignmentl Remove lower steering column flexible joint pinch bolt (ar- row). Pull flexible joint off steering rack shaft. Remove steering rack mounting bolts. Remove steering raclc from subframe by pulling it to left. Installation is reverse of removal, noting the following: Make sure all thread bores, bolts, nuts, splines and mating surfaces are clean. Use new steering rack mounting bolts. Tighten in two stag- es. Note tightening instructions in torque table below. Use anti-seize paste on inner tie rod threads. Use new self-loclting nuts wherever applicable. Use keved comDonents to reassemble steerino column flexible\oint to ;teering raclt shaft. u Use new bolt at steering shaft coupling. Use new sealing O-rings on banjo fittings. Do not over-torque banjo bolts. Fill and bleed power steering system as described earlier. Use tie rod measurement previously made (measurement A) to temporarily set toe. Have car professionally aligned. Tightening torques Hydraulic lines to steering rack (use new O-ring seals) M14 banjo bolt 35 Nrn (26 ft-lb) . M16 banjo bolt 40 Nm (30 ft-lb) Steering shaft coupling to rack (use new bolt) 19 Nm (14 it-lb) Steering rack to subframe (use new bolts) - initial torque 50 Nm (37 ft-lb) Torque angle 90 Tie rod to Steering knuckle (replace self-locking 65 Nm (48 ft-lb) nut) - to Steering rack 71 Nm (52 ft-ib) Outer tie rod end lock nut 51 Nm (38 ft-lb)
--. -- Steering and Wheel Alignment Steering rack boot, replacing - Remove outer tie rod end. See Tie rod (outer), replacing - Cut rack boot band clamps and remove boot. - Cut rack boot band clamp and slide bellows back. Inspect boot for any sign of damage. Replace if necessary. NOTE- New rack boot lit comes with new band clamp. - Grease tie rod taper so that small end of rack boot slides on tie rod when tie rod is tightened, preventing raclc boot from twisting. - Slide new boot into position and replace band clamps Tie rod (outer), replacing LOCI( nut Locking ring - Raise front of car. Remove road wheel WARNING- Male sure caris firmly suppoiiedon jackstands designed for the purpose. Place jack stands beneath structural chassis ooints. Do not olace iack stands under susoension oaiis. 4 Make reference measurement (A) of outer tie rod end to tie rod. Record measurement. NOTE- Accurate measurement of the tie rod end with reference to the tie rod will help approximate correct wheel alignment when new parts are installed. Note correct placement of inner taper on loclcing ring. Loosen outer tie rod end loclc nut (arrow). Remove tie rod lock nut from steering ltnuclcle. Press tie rod out of steering knuckle using BMW 31 2 240 or equivalent. special tool Unscrew tie rod end from tie rod shaft.