Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE
Service Data
WARNING: This page is about a different car, the 2006 Scion tC. However, it is still accessible from the selected car via links, so may be relevant.
POWER STEERING SERVICE DATA SPECIFICATION
| POWER STEERING FLUID | ||
| Fluid level rise | Maximum | 5 mm (0.20 in.) |
| Fluid pressure at idle speed with valve closed | 7,800 to 8,300 kPa (80 to 85 kgf/cm2 , 1,131 to 1,204 psi) | |
| STEERING WHEEL | ||
| Steering effort at idle speed | Reference | 5.5 N.m (56 kgf.cm, 49 48 in.lbf) |
| VANE PUMP ASSEMBLY | ||
| Vane pump rotating torque | 0.27 N.m (2.8 kgf.cm, 2.4 48 in.lbf) or less | |
| Vane pump shaft and vane pump housing oil clearance | Maximum | 0.07 mm (0.0028 in) |
| Vane plate thickness | Standard | 1.405 to 1.411 mm (0.05531 to 0.05555 in.) |
| Clearance between the rotor groove and plate | Maximum | 0.03 mm (0.0012 in.) |
| Spring free length | Minimum | 36.9 mm (1.453 in.) |
| POWER STEERING LINK ASSEMBLY | ||
| Steering rack runout | Maximum | 0.1 mm (0.004 in.) |
| Tie rod assembly stad bolt torque | Turning | 0.49 to 3.43 N.m (5.0 to 35.0 kgf.cm, 4.3 to 30.4 48 in.lbf) or less |
| Total preload (Control vale rotating torque) | Turning | 0.9 to 1.6 N.m (9.2 to 16.3 kgf.cm, 8.0 to 14.2 48 in.lbf) or less |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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