Nissan Sentra Service Manual: Steering wheel
Inspection
CONDITION OF INSTALLATION
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Check installation condition of power steering gear assembly, front suspension, front drive shaft and steering column.
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Check if movement exists when steering wheel is moved up and down, to the left and right and to the axial direction.
Steering wheel axial end play : Refer to ST-18, "Steering Wheel".
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Verify that the power steering gear nuts are tightened to specification. Refer to ST-10, "Exploded View".
STEERING WHEEL PLAY
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Turn tires straight ahead, start engine, then turn steering wheel to the left and right lightly. Measure steering wheel movement on the outer circumference of the steering wheel when it is turned to the point where tires start moving.
Steering wheel play : Refer to ST-18, "Steering Wheel".
NEUTRAL POSITION ON STEERING WHEEL
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Check neutral position on steering wheel after confirming that front wheel alignment is correct. Refer to FSU- 23, "Wheel Alignment (Unladen*1)".
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Turn tires straight ahead, check if steering wheel is in the neutral position.
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If it is not in the neutral position, remove steering wheel and reinstall it correctly
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If the neutral position cannot be attained by repositioning the steering wheel two teeth or less on steering stem, loosen outer socket lock nuts of power steering gear outer sockets, then adjust outer sockets by the same amount in the opposite direction.
STEERING WHEEL TURNING FORCE
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Park vehicle on a level and dry surface, set parking brake.
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Tires need to be inflated to normal pressure. Refer to WT-54, "Tire Air Pressure".
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Start engine.
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Check steering wheel turning force using Tool when steering wheel has been turned 360В° from the neutral position.
Tool number : — (J-44372)
Steering wheel turning force : Refer to ST-18, "Steering Wheel".
FRONT WHEEL TURNING ANGLE
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P
erform toe-in inspection. Refer to FSU-6, "Inspection".
CAUTION:
Perform front wheel turning angle inspection, after toe-in inspection.
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Place front wheels on turning radius gauges and rear wheels on stands, so that vehicle can be level.
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Check the maximum inner and outer wheel turning angles for (RH/LH) road wheels.
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With the engine at idle, turn steering wheel from full left stop to full right stop and measure the turning angles.
Inner wheel (Angle: A) : Refer to ST-18, "Steering Angle".
Outer wheel (Angle: B) : Refer to ST-18, "Steering Angle".
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Check the following items when turning angle is out of the standard.
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Check rack stroke (L).
(L) : Refer to ST-19, "Power Steering Gear".
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If rack stroke is out of specification, replace steering gear assembly.
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Steering angles are not adjustable. Check steering gear assembly, steering column assembly, and front suspension components for wear or damage if any of the turning angles are different from the specified value. Replace any of them, if any non-standard condition exists.
Basic inspection
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Steering column
Inspection
STEERING COLUMN ASSEMBLY
Check each part of steering column assembly for damage or
other malfunctions. Replace entire steering column
assembly if any parts are damaged.
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Other materials:
Normal operating condition
Description
FUEL CUT CONTROL (AT NO LOAD AND HIGH ENGINE SPEED)
If the engine speed is above 2,500 rpm under no load (for example, the
selector lever position is neutral and
engine speed is over 2,500 rpm) fuel will be cut off after some time. The exact
time when the fuel is cut off varies
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Diagnosis and repair work flow
Work flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW THE CUSTOMER FOR THE SYMPTOM
Interview the customer for the symptom (the condition and the environment
when the incident/malfunction
occurs).
>> GO TO 2.
2.CHECK SYMPTOM
Check the symptom from the customer information.
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Front fog lamp
Aiming adjustment
PREPARATION BEFORE ADJUSTING
The fog lamp is a semi-sealed beam type which uses a replaceable halogen
bulb. Before performing aiming
adjustment procedure, check the following:
Ensure all tires are inflated to correct pressure.
Place vehicle and screen on level surface.
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