Acura RL. Manual - part 817

Fig. 20: Exploded View Of Power Steering Pump With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Disassembly

1. Drain the fluid from the pump.

2. Remove the power steering pump (see PUMP REPLACEMENT ).

3. Remove the inlet joint and O-ring.

4. Loosen the flow control valve cap with a hex wrench, and remove it and the O-ring, the flow control

valve and spring.

5. Remove the pump cover and pump cover seal.

6. Remove the snap ring, then remove the outer side plate, cam ring, rotor, vanes, side plate, and O-

NOTE:

Refer to the EXPLODED VIEW as needed during the following procedure.

2007 Acura RL

2005-08 STEERING Steering - RL

Friday, June 05, 2009 2:20:15 PM

Page 19

rings.

7. Remove the snap ring, then remove the pump driveshaft by tapping the shaft end with the plastic

hammer.

8. Remove the seal from the pump housing.

Inspection

9. Check the flow control valve for wear, burrs, and other damage to the edges of the grooves in the

valve.

Fig. 21: Identifying Flow Control Valve
Courtesy of AMERICAN HONDA MOTOR CO., INC.

10. Inspect the bore of the flow control valve on the pump housing for scratches and wear.

11. Slip the flow control valve back into the pump housing, and check that it moves in and out smoothly.

If OK, go to step 12; if not, replace the pump as an assembly. The flow control valve (A) is not
available separately.

Fig. 22: Identifying Flow Control Valve
Courtesy of AMERICAN HONDA MOTOR CO., INC.

12. Attach a hose (A) to the end of the flow control valve (B) as shown. Then submerge the flow control

valve in a container of power steering fluid or solvent (C), and blow in the hose.



If air bubbles leak through the valve at less than 98 kPa (1.0 kgf/cm

, 14.2 psi), replace the

pump as an assembly. The flow control valve is not available separately.



If the flow control valve is OK, set it aside for reassembly later.

2007 Acura RL

2005-08 STEERING Steering - RL

Friday, June 05, 2009 2:20:15 PM

Page 20

Fig. 23: Inspecting Flow Control Valve In A Container Of Power Steering Fluid Or
Solvent
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Reassembly

13. Install the oil seal (A) (with its grooved side facing in) into the pump housing by hand first. Press the

oil seal with the appropriate size socket wrench (B) as shown.

Fig. 24: Installing Oil Seal Into The Pump Housing
Courtesy of AMERICAN HONDA MOTOR CO., INC.

14. Install the pulley (with pump driveshaft) in the pump housing.

15. Coat the new 16.8 mm O-ring (A) with power steering fluid, and position it in the bottom of the pump

housing.

2007 Acura RL

2005-08 STEERING Steering - RL

Friday, June 05, 2009 2:20:15 PM

Page 21

Fig. 25: Identifying O-Ring
Courtesy of AMERICAN HONDA MOTOR CO., INC.

16. Coat the new 47.2 mm O-ring (A) with power steering fluid, and position it in the bottom of the pump

housing.

Fig. 26: Identifying O-Ring, Plate, Mark And Slot
Courtesy of AMERICAN HONDA MOTOR CO., INC.

17. Set the plate (B) with its "H" mark (C) facing up, and align the slot (D) in the pump housing.

18. Set the pump cam ring (A) with its "MS" mark (B) facing down, and align the slot (C) in the pump

housing.

2007 Acura RL

2005-08 STEERING Steering - RL

Friday, June 05, 2009 2:20:15 PM

Page 22

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