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Checking Fluid Leakage

WARNING: This page is about a different car, the 2007 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

Check the power steering hoses for improper attachment, leaks, cracks, damage, loose connections, chafing and deterioration.

Fig 1: Checking Power Steering Hoses For Fluid Leakage
G04916584Courtesy of NISSAN MOTOR CO., U.S.A.
  1. Run the engine between idle speed and 1,000 rpm. Make sure the temperature of the power steering fluid in the reservoir tank rises to 60° to 80°C (140° to 176°F).
  2. Turn the steering wheel right-to-left several times.
  3. Hold the steering wheel at each lock position for five seconds and carefully check for fluid leaks.
    CAUTION: Do not hold the steering wheel in a locked position for more than 15 seconds.
  4. If fluid leaks at the connectors is noted, loosen the flare nut and then retighten it.
    CAUTION: Do not overtighten the connector as this can damage the O-ring, washer, and connector.
  5. If fluid leaks from the power steering pump are noted, check the power steering oil pump. Refer to "INSPECTION AFTER DISASSEMBLY ".
  6. Check the steering gear boots for accumulation of power steering fluid indicating a steering gear leak.
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