Acura TSX / Honda Accord CL. Manual - part 713

on a clean, dry floor, pull the scale as shown and read it as soon as the tires begin to turn.

If the scale reads no more than specifications, the gearbox and pump are OK.

If the scale reads more than specifications, troubleshoot the steering system (see SYMPTOM
TROUBLESHOOTING ).

Fig. 6: Checking Power Assist

STEERING LINKAGE & GEARBOX INSPECTION

2004 Acura TSX

2004 STEERING Power Steering System - TSX

Fig. 7: Inspecting Steering Linkage & Gearbox

PUMP PRESSURE TEST WITH T/N 07406-0010001

Special Tools Required:

P/S joint adapter (pump) 07VAK-P8A011A

P/S joint adapter plate (pump) 07ZAK-S7CA100

P/S joint adapter (hose) 07ZAK-S7CA200

P/S pressure gauge 07406-0010001

2004 Acura TSX

2004 STEERING Power Steering System - TSX

Check the fluid pressure as follows to determine whether the trouble is in the pump or gearbox.

1. Check the power steering fluid level (see FLUID REPLACEMENT ).

2. Disconnect the pump outlet hose (A) from the pump outlet with care so as not to spill the power steering

fluid on the frame and other parts. Install the P/S joint adapter (pump) on the pump outlet (B).

Fig. 8: Installing The P/S Joint Adapter (Pump) On The Pump Outlet

2004 Acura TSX

2004 STEERING Power Steering System - TSX

3. Connect the P/S joint adapter (hose) to the P/S pressure gauge, then connect the pump outlet hose (A) to

the P/S joint adapter (hose).

4. Install the P/S pressure gauge to the P/S joint adapter (pump).

5. Fully open the shut-off valve (A).

Fig. 9: Fully Open The Shut-Off Valve & The Pressure Control Valve

6. Fully open the pressure control valve (B).

7. Start the engine and let it idle.

8. Turn the steering wheel from lock-to-lock several times to warm the fluid to operating temperature at

158°F (70°C).

2004 Acura TSX

2004 STEERING Power Steering System - TSX