EPS Steering Gearbox Removal and Installation
EPS Steering Gearbox Removal and Installation
Special Tools Required
- Ball joint thread protector, 12 mm 07AAF-SDAA100
- Ball joint remover, 28 mm 07MAC-SL0A202
- Engine hanger/adaptor VSB02C000015*
- Front subframe adaptor VSB02C000016*
- 2006 Civic engine hanger VSB02C000025*
- Engine support hanger, A and Reds AAR-T12566*
*: Available through the Honda Tool and Equipment program, 888-424-6857.
Note these items during removal:
- Use solvent and a brush, wash any oil and dirt off the end of the steering gearbox. Avoid any electrical parts. Blow dry with compressed air.
- Be sure to remove the steering wheel before disconnecting the steering joint, or damage to the cable reel occur.
- The illustrations show Si model.
Removal
1. Do the battery terminal disconnection procedure. Procedures
2. Raise the front of the vehicle, and support it with safety stands in the proper locations. Service and Repair
3. Remove the front wheels.
4. Remove the driver's airbag, Drivers Airbag Replacement and the steering wheel. Steering Wheel Removal
5. Remove the driver's dashboard undercover. Drivers Dashboard Undercover Removal/Installation
6. Remove the steering joint cover (A).
7. Release the lock lever, and adjust the steering column to the full tilt up position, and to the full telescopic in position.
8. Tighten the lock lever.
9. Hold the lower slide shaft (A) on the column with a piece of wire (B) between the joint yoke (C) of the lower slide shaft and joint yoke (D) of the upper shaft to prevent the slider shaft from pulling out.
10. Release the lock lever, and adjust the steering column to the full telescopic out position, then tighten the lock lever.
11. Remove the steering joint bolt (A), and disconnect the steering joint by moving the steering joint (B) toward the column.
12. Remove the center guide (A) (if equipped), and discard it. The center guide is for factory assembly use only.
13. Remove the under cowl panel. Service and Repair
14. Remove the air cleaner housing:
- Except Si model Service and Repair
- Si model Service and Repair
15. Except Si model: Remove the air cleaner housing mounting bracket (A), and install the 1.8 support eyelet (B) behind the breather pipe (C) and down to the threaded hole (D) on the cylinder head.
16. Except Si model: Attach the 1.8 support eyelet (A) to the cylinder head with the 1.8 support bolt (B). Tighten the bolt by hand.
17. Si model: Attach the engine hanger adapter (VSB02C000015) to the threaded hole in the cylinder head.
18. Install the front leg assembly (A), hook (B), and the wing nut (C) from an A and Reds engine support hanger (AAR-T12566) onto the 2006 Civic engine hanger. Carefully position the engine hanger on the vehicle, and attach the hook to the forward hole in the engine hanger adapter (Si model) or the slotted hole in the 1.8 support eyelet (Except Si model). Tighten the wing nut by hand to lift and support the engine/transmission.
NOTE:
- Use care when working around the windshield.
- The illustration shows the Si model.
19. Remove the cotter pin (A) from the 12 mm nut (B), and loosen the nut on both sides.
20. Separate the tie-rod ball joint and the knuckle using the ball joint remover on both sides. Ball Joint Removal
21. Remove the front splash shield. Front Splash Shield Replacement (2-Door)
22. Disconnect the EPS motor connector A (2P), the EPS motor connector B (1P), torque sensor 4P connector (C), the EPS motor angle sensor 6P connector (D) from passenger's side of the steering gearbox. Wrap the connectors with vinyl tape to avoid contamination from grease or water.
23. Remove the lower ball joint mounting bolt (A) and the self-locking nuts (B) from the lower arm.
24. Disconnect the lower arm from the lower ball joint housing.
25. Si model: Remove the exhaust hanger (A) from the three way catalytic converter (TWC) (B).
26. Note the reference marks (A) on both sides of the subframe that line up with the body (B).
27. Attach the front subframe adaptor (A) to the front subframe (B) and the transmission jack (model number LSL-W9371) or the powertrain lift (model number OTC-1585), then tighten the front subframe adaptor screw.
28. Make sure the front subframe is securely supported by the jack with the front subframe adaptor.
29. Remove the front subframe middle mount bolt (A) from the left side.
30. Remove the front subframe middle mount bolt (A) from the right side.
31. Remove the lower torque rod mounting bolts (A).
Si model
Except Si model
32. Si model: Remove the lower radiator hose (A) from the radiator hose stay (B).
33. Si model: Remove the front engine mounting bolt (A).
34. Remove the front subframe front mounting bolts (A) from the right and left sides of the vehicle.
35. Remove the front subframe rear mounting bolts (A) from the right and left sides of the vehicle.
36. Lower the front subframe and steering gearbox as an assembly by lowering the jack slowly.
37. Si model: Remove the harness clamp bracket (A) from the front subframe, then remove the harness clips (B).
38. Except Si model: Remove the harness clips (A) from the harness clamp brackets, then remove the harness clamp brackets (B).
39. Remove the EPS motor connector A (2P), the EPS motor connector B (1P), torque sensor 4P connector (C), the EPS motor angle sensor 6P connector (D) from the passenger's side of the gearbox mounting bracket (E).
40. Remove the pinion shaft grommet (A) from the top of torque sensor.
41. Remove the two 10 mm bolts from the right side of the steering gearbox, then remove the gearbox mounting bracket (A) and the mounting cushion (B).
42. Remove the four 10 mm flange bolts from the left side of the steering gearbox, then remove the stiffener plates (A).
43. Remove the steering gearbox (B) from the front subframe.
Installation
1. Place the steering gearbox in position on the front subframe.
2. Loosely install the stiffener plates (A) and the gearbox mounting bolts on the left side of the steering gearbox.
3. Position the cutout (A) on the mounting cushion (B) as shown, and install it on the right side of the steering gearbox securely.
4. Install the gearbox mounting bracket (C) over the mounting cushion, and loosely install the two 10 mm bolts.
5. Tighten the 10 mm bolts on both sides of the steering gearbox to the specified torque alternately in two or more steps.
6. Install the pinion shaft grommet (A). Align the slot in the pinion shaft grommet with the lug portion (B) on the torque sensor. The grommet must not have a gap at the mating surface of the grommet and the torque sensor.
7. Install the EPS motor connector A (2P), the EPS motor connector B (1P), torque sensor 4P connector (C), the EPS motor angle sensor 6P connector (D) on the right side of the gearbox mounting bracket (E).
8. Si model: Install the harness clips (A) to the harness clamp bracket (B), then install the harness clamp bracket to the front subframe.
9. Except Si model: Install the harness clamp bracket (A) to the front subframe, then install the harness clips (B) to the harness clamp bracket.
10. Carefully raise the front subframe with the front subframe adapter and the transmission jack or the powertrain lift until the front subframe is in position, then loosely install new front subframe mounting bolts.
NOTE: Be sure that the pinion shaft grommet is in place securely. Check whether the pinion shaft grommet is not turning up. Incorrect installation can cause leakage of water, mud, and noise.
11. Align the front subframe reference marks (A) to the body (B), as noted during removal.
12. Tighten the new front subframe rear mounting bolts (A) to the specified torque.
13. Tighten the new front subframe front mounting bolts (A) to the specified torque.
14. Si model: Install the new nut (A) and the new front engine mounting bolt (B), and tighten the mounting bolt to the specified torque.
15. Si model: Install the lower radiator hose (A) to the radiator hose stay (B).
16. Install the new lower torque rod bracket bolts (A) and tighten them to the specified torque.
Si model
Except Si model
17. Install the new front subframe middle mount bolt (A) on the left side, and tighten it to the specified torque.
18. Install the new front subframe middle mount bolt (A) on the right side, and tighten it to the specified torque.
19. Lower the transmission jack supporting the front subframe.
20. Si model: Install the exhaust hanger (A) to the three way catalytic converter (TWC) (B).
21. Connect the lower arm (A) to the lower ball joint (B).
22. Install a new flange bolt and the new self-locking nuts. After lightly tightening all three fasteners, tighten them to the specified torque in the following order; the flange nut on the front (C), the flange nut on the rear (D), then the flange bolt (E).
23. Remove the vinyl tape, then connect the EPS motor connector A (2P), the EPS motor connector B (1P), torque sensor 4P connector (C), the EPS motor angle sensor 6P connector (D) to the steering gearbox. Make sure to push these connectors until you hear a click so that the connectors are secured.
24. Install the front splash shield. Front Splash Shield Replacement (2-Door)
25. Wipe off any grease contamination from the ball joint tapered section and the threads. Reconnect the tie-rod ends (A) to the steering knuckles. Install the 12 mm nut (B), and tighten it.
26. Install the new cotter pin (C), and bend it as shown (D) or (E).
27. Install the front wheel, then set the wheels in the straight ahead position.
NOTE: Before installing the wheel, clean the mating surfaces of the brake disc and inside of the wheel.
28. Lower the vehicle.
29. Center the steering rack within its stroke in the steering joint connection.
30. With the rack in the straight ahead driving position, cut the wire (A) and slip the lower end of the steering joint onto the pinion shaft (B) in the range shown.
31. Align the bolt hole (A) on the steering joint with the groove (B) around the pinion shaft, and loosely install the joint bolt (C). Be sure that the joint bolt is securely in the groove in the pinion shaft. Pull on the steering joint to make sure that the steering joint is fully seated. Tighten the steering joint bolt to the specified torque.
32. Install the steering joint cover (A).
33. Install the driver's dashboard under cover. Drivers Dashboard Undercover Removal/Installation
34. Install the steering wheel, Steering Wheel Installation and the driver's airbag. Drivers Airbag Replacement
35. With the tires raised off the ground (vehicle on a lift), check for the following symptoms by turning the steering wheel fully to the right and left several times.
36. Install the air cleaner housing:
- Except Si model Service and Repair
- Si model Service and Repair
37. Install the under cowl panel. Service and Repair
38. Do the battery terminal reconnection procedure, Procedures and do these tasks:
- Turn the ignition switch to ON (II) and check the SRS indicator comes on for about 6 seconds and then goes off.
- Make sure the horn and turn signal switches work properly.
- Make sure the steering wheel switches work properly.
39. After installation, do the following checks:
- Check the steering wheel spoke angle. If steering spoke angles to the right and left are not equal (steering wheel and rack are not centered), correct the engagement of the joint/pinion shaft splines.
- Set the steering column to the center tilt position, and to the center telescopic position, then do the front toe inspection. Service and Repair
- Make sure the steering wheel spokes are centered.
- Do the torque sensor neutral position memorization. Testing and Inspection
- Start the engine, and let it idle. Turn the steering wheel from lock-to-lock several times. Check that the EPS indicator does not come on.
