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(4) Disconnect the high pressure hose from the power steering pump. (5) Connect Tube 6865 to the pump hose fitting. steering gear to Adapter 6826. (7) Open the test valve completely. late power steering fluid through flow/pressure test (9) Shut off the engine and check the fluid level, add fluid as necessary. Start engine again and let (10) Gauge should read below 862 kPa (125 psi), if above, inspect the hoses for restrictions and repair as (11) Increase the engine speed to 1500 RPM and read the flow meter. The reading should be 2.4 - 2.8 CAUTION: This next step involves testing maximum (12) Close valve fully three times for three seconds and record highest pressure indicated each time. All • Pressures above specifications but not within 345 kPa (50 psi) of each other, replace pump. • Pressures within 345 kPa (50 psi) of each other but below specifications, replace pump. (13) Open the test valve and turn the steering wheel to the extreme left and right positions against CAUTION: Do not force the pump to operate against PUMP SPECIFICATIONS ENGINE RELIEF PRESSURE ± 50 FLOW RATE (GPM) 2.4L 9653 kPa (1400 psi) 1500 RPM 2.4 - 2.8 GPM 4.0L 9653 kPa (1400 psi) Fig. 4 Power Steering Analyzer 1 - TUBE TJ STEERING 19 - 5 STEERING (Continued) |