Page 2825 of 3870
Fig. 5: Checking Fluid Level (Shrill Noise)
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
STEP 2. Check for seizure in the oil pump.
Q: Is there seizure?
YES: Replace the part. Then go to Step 3.
NO: Go to Step 3.
STEP 3. Retest the system.
Confirm that no noise is generated.
2004 Mitsubishi Endeavor LS
2004 STEERING Power Steering - Endeavor
Page 2826 of 3870
Q: Is there noise?
YES: Repeat from Step 1 .
NO: The procedure is complete.
INSPECTION PROCEDURE 5: SQUEALING NOISE DIAGNOSIS
STEP 1. Check the drive belt tension.
Refer to 7. DRIVE BELTS (FOR GENERATOR, POWER STEERING OIL PUMP AND AIR CONDITIONING) (CHECK)
.
Q: Is the drive belt tension incorrect?
YES: Adjust the belt tension. (Refer to 7. DRIVE BELTS (FOR
GENERATOR, POWER STEERING OIL PUMP AND AIR CONDITIONING) (CHECK)
). Then go to Step 3 .
NO: Go to Step 2.
STEP 2. Check for seizure in the oil pump.
Q: Is there seizure?
YES: Replace the part. Then go to Step 3.
NO: Go to Step 3.
STEP 3. Retest the system.
Confirm that no noise is generated.
Q: Is there noise?
YES: Repeat from Step 1 .
NO: The procedure is complete.
INSPECTION PROCEDURE 6: HISSING NOISE DIAGNOSIS
2004 Mitsubishi Endeavor LS
2004 STEERING Power Steering - Endeavor
Page 2827 of 3870
STEP 1. Check the fluid level.
1. Park the vehicle on a flat, level surface, and then start the engine.
2. Turn the steering wheel several times to raise the temperature of the fluid
to approximately 50 - 60°C (122 - 140°F).
3. With the engine running, turn the wheel all the way to the left and right
several times.
4. Check the fluid in the oil reservoir for foaming or milkiness. Check the
difference of the fluid level when the engine is stopped, and while it is
running.
Q: Is the check result OK?
YES: Go to Step 2.
NO: Bleed the air (Refer to POWER STEERING SYSTEM AIR
BLEEDING
). Then
go to Ste
p 4 .
2004 Mitsubishi Endeavor LS
2004 STEERING Power Steering - Endeavor
Page 2828 of 3870
Fig. 6: Checking Fluid Level (Hissing Noise)
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
STEP 2. Check each hose for crushing or twisting.
Q: Is any hose crushed or twisted?
YES: Repair or replace the hose. Then go to Step 4 .
NO: Go to Step 3.
STEP 3. Check the steering gear for damage.
Q: Is there damage?
2004 Mitsubishi Endeavor LS
2004 STEERING Power Steering - Endeavor
Page 2829 of 3870
YES: Repair or replace the part. Then go to Step 4.
NO: Go to Step 4.
STEP 4. Retest the system.
Confirm that no noise is generated.
Q: Is there noise?
YES: Repeat from Step 1 .
NO: The procedure is complete.
INSPECTION PROCEDURE 7: DRONING NOISE DIAGNOSIS
STEP 1. Check the oil pump or oil pump bracket installation.
Q: Is the oil pump or the oil pump bracket installation correct?
YES: Go to Step 2.
NO: Repair it. Then go to Step 3 .
STEP 2. Check the oil pump for damage.
Q: Is there damage?
YES: Replace the oil pump. Then go to Step 3.
NO: Go to Step 3.
STEP 3. Retest the system.
Confirm that no noise is generated.
Q: Is there noise?
NOTE: If a slight "beat noise" is produced by the oil pump when
the steering wheel is turned fully and held in that position,
this is normal.
2004 Mitsubishi Endeavor LS
2004 STEERING Power Steering - Endeavor
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YES: Repeat from Step 1 .
NO: The procedure is complete.
INSPECTION PROCEDURE 8: SQUEAKING NOISE DIAGNOSIS
STEP 1. Check for interference of the wheel and the vehicle body.
If interfering, adjust the steering angle.
1. Place the front wheel on a turning radius gauge and measure the steering
angle.
2004 Mitsubishi Endeavor LS
2004 STEERING Power Steering - Endeavor
Page 2831 of 3870
Fig. 7: Placing Front Wheel On A Turning Radius Gauge
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2004 Mitsubishi Endeavor LS
2004 STEERING Power Steering - Endeavor
Page 2832 of 3870
Fig. 8: Steering Angle Standard Value Chart
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2. If the steering angle is not within the standard value, adjust the toe.
Standard value: 0 +/- 3 mm (0 +/- 0.12 inch)
3. Adjust the toe by undoing the clip and jam nut, and turning the left and
right tie rod turnbuckles by the same amount (in opposite directions).
Q: Is the steering angle normal?
YES: Go to Step 2.
NO: Repeat the toe adjustment. Then go to Step 3.
NOTE: The toe will move out as the left turnbuckle is
turned toward the front of the vehicle and the right
turnbuckle is turned toward the rear of the vehicle.
2004 Mitsubishi Endeavor LS
2004 STEERING Power Steering - Endeavor