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how to change belt tensioner on 2003 neon

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2002 Dodge Neon Power Steering Belt Service and Repair Manual

Power Steering Belt REMOVAL POWER STEERING PUMP AND AIR CONDITIONING COMPRESSOR BELT 1. Using a 17 mm wrench, rotate belt tensioner clockwise (Fig. 2) until belt can be removed from power steering pump pulley. Gently, release spring tension on tensioner. 2. Remove the drive belt (Fig. 3). Clean all foreign debris from belt pulley grooves. The belt pulleys must be free of oil, grease, and coolants before installing the drive belt. INSPECTION Belt replacement under any or all of the following conditions is required: ^Excessive wear ^Frayed cords ^Severe glazing Poly-V Belt system may develop minor cracks across the ribbed side (due to reverse bending). These minor cracks are considered normal and acceptable. Parallel cracks are not (Fig. 6). NOTE: Do not use any type of belt dressing or restorer on Poly-V Belts. INSTALLATION NOTE: When installing drive belt on the pulleys, make sure that belt is properly routed and all V-grooves make proper contact with pulley grooves. POWER STEERING PUMP AND AIR CONDITIONING COMPRESSOR BELT 1. Install the drive belt (Fig. 3) over all the pulleys except for the power steering pump pulley 2. Using a 17 mm wrench, rotate belt tensioner clockwise (Fig. 2) until belt can be installed on the power steering pulley Release spring tension onto belt. 2002 Dodge Neon L4-2.0L VIN C Copyright © 2009, ALLDATA 9.90 Page 4 3. After belt is installed, inspect belt length indicator marks (Fig. 7). The indicator mark should be within the minimum belt length and maximum belt length marks. On a new belt, the indicator mark should align approximately with the nominal belt length mark

2003 Kia Optima L4-2.4L Timing Belt Service and Repair Manual

3.Turn the crankshaft clockwise and align the timing marks so as to bring the No.1 cylinder to compression top-dead-center position. At this time the timing marks of the camshaft sprocket and the upper surface of the rocker cover should coincide, and the dowel pin of the camshaft sprocket should be at the upper side. Remove the auto tensioner. CAUTION: Rotate the crankshaft clockwise. 4.Remove the timing belt. NOTE: If the timing belt is reused, make an arrow mark indicating the turning direction (or the front of the engine) to make sure that the belt is reinstalled in the same direction as before 6.When the oil pump sprocket nut is removed, first remove the plug at left side of the cylinder block and insert a screwdriver to check the left counter balance shaft in position. Screwdriver used for this purpose should have a shaft 8 mm (0.3 inch) in diameter which can be inserted more than 60 mm (2.36 inch) 7.Remove the oil pump sprocket retaining nut and remove the oil pump sprocket. 8.Loosen the right counter balance shaft sprocket mounting bolt until it can be loosened by hand. 9.Next, remove tensioner “B” and remove timing belt “B”. CAUTION: After timing belt “B” has been removed, do not attempt to loosen bolt while holding sprocket with pliers, etc. 10.Remove the crankshaft sprocket “B” from crankshaft. INSPECTION Sprockets, Tensioner Pulley, and Idler Pulley 1.Check the camshaft sprocket, crankshaft sprocket, tensioner pulley, and idler pulley for abnormal wear, cracks, or damage. Replace as necessary. 2.Inspect the tensioner pulley and the idler pulley for easy and smooth pulley rotation and check for play or noise. Replace as necessary. 3.Replace if there is grease leak

2003 Lexus ES 300 TIMING BELT Removal And Installation Manual

TIMING BELT Removal (ES 300) 1. Raise and support vehicle. Remove right side front wheel. Remove right fender apron seal. Remove accessory drive belts. Lower vehicle. Disconnect engine coolant reservoir hose from water outlet. Disconnect ground strap connectors. 2. Remove engine moving control rod and engine mounting bracket No. 2 (right side), located near timing belt cover. Remove generator-to-engine bracket for access to timing belt covers. 3. Using Pulley Holder (09213-54015) or equivalent and Handle (09330-00021) or equivalent, hold crankshaft pulley. Remove crankshaft pulley bolt. Using puller, remove crankshaft pulley. Remove No. 1 and No. 2 timing belt covers and gaskets. See Fig. 1 . Remove transverse engine mounting bracket from front of engine. Note direction of timing belt guide installation for reassembly reference. Remove timing belt guide. 4. Temporarily install crankshaft pulley bolt and washer in crankshaft. Using crankshaft pulley bolt, rotate crankshaft clockwise until timing mark on crankshaft sprocket aligns with timing mark on oil pump body. See Fig. 2 . 5. Ensure timing marks on camshaft sprockets are aligned with timing mark on No. 3 timing belt cover. See Fig. 2 . If timing marks are not aligned, rotate crankshaft clockwise one full revolution (360 degrees). Remove crankshaft pulley bolt. 6. If reusing old belt, ensure there are 3 installation marks and front arrow marked on belt. See Fig. 3 . If not, place mating mark on belt where it contacts the crankshaft and camshaft sprockets. Also, mark belt with arrow showing direction of rotation. 7. Alternately loosen 2 bolts, and remove timing belt tensioner and dust boot. DO NOT hold tensioner with push rod facing downward. Remove timing belt in the following sequence: No. 1 idler pulley, right camshaft sprocket (firewall side), No. 2 idler pulley, left camshaft sprocket (front of vehicle side), left camshaft sprocket (front of vehicle side), water pump pulley, then crankshaft sprocket

2003 Kia Rio L4-1.6L DOHC TIMING BELT Service and Repair Manual

REMOVAL 1. Disconnect negative battery cable. 2. Loosen power steering lock bolts and nuts accordingly and remove tension from Power Steering (P/S) and/or Air Conditioning (A/C) compressor drive belt . 3. Remove P/S and/or A/C drive belt . 4. Loosen generator mounting bolts and adjusting bolt. 5. Remove generator bolts. 6. Remove water pump pulley. 7. Remove crankshaft pulley and timing belt guide plate. 8. Remove upper and lower timing belt covers. 9. Turn crankshaft so that timing mark on timing belt pulley is aligned with timing mark on engine. 10. Check that “I” mark on intake camshaft pulley is aligned with mark on cylinder head cover and “E” mark on exhaust camshaft pulley is aligned with mark on cylinder head cover. NOTE: Do not move camshaft or crankshaft once timing marks have been correctly positioned. 11. Loosen tensioner pulley lock bolt. 12. Protect timing belt with a rag. 13. Remove tensioner pulley. 14. Remove timing belt. NOTE: Mark the direction of timing belt rotation (on the timing belt) for proper reinstallation. INSPECTION NOTE: Never forcefully twist, turn inside out or bend timing belt. Do not allow oil or grease to come in contact with timing belt. 1. Replace timing belt if it is contaminated with oil or grease

1993 Mercedes Benz 190E Drive Belt Tensioner Service and Repair Manual

Service and Repair Notes NOTE : The belt tensioning device has been modified during production, tensioner version may vary from one vehicle to another. Early engines may be retrofit with later tensioners but requires additional parts. PROCEDURE Remove Poly V-Belt . On Tensioning Devices Without Shock Absorber NOTE : The 1st design of the tensioning device was without a shock absorber. Unbolt fixing bolt (25). Tightening torque: With 19mm hex head 75 Nm (55 ft lbs) . With 17mm hex head 80 Nm (59 ft lbs) . Remove belt tensioner.