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         REMOVAL & INSTALLATION

         * PLEASE READ THIS FIRST *

NOTE:    When battery is disconnected, vehicle computer and memory
         systems may lose memory data. Driveability problems may exist
         until computer systems have completed a relearn cycle.

NOTE:    For reassembly reference, label all electrical connectors,
         vacuum hoses and fuel lines before removal. Also place mating
         marks on other major assemblies before removal.

WARNING: Radio/cassette or radio/CD player is equipped with an
         anti-theft protection circuit. Whenever battery is
         disconnected, radio will go into anti-theft mode. When
         battery is reconnected, radio will display CODE, and will be
         inoperative until proper code number is entered. Obtain
         security code before disconnecting battery.

         FUEL PRESSURE RELEASE

         Remove fuel pump relay (lower right relay located in
fuse/relay panel). start engine and let idle until it stalls. Crank
engine for an additional 5 seconds. Reinstall fuel pump relay.

         ENGINE

NOTE:    Engine is removed with transaxle attached.

         Removal
         1) Obtain radio code. Turn ignition off and wait 20 seconds.
Disconnect negative battery cable. Remove air cleaner assembly.
Install 8-mm bolt in belt tensioner hole and remove accessory drive
belt. See Fig. 2.
         2) On manual transmission models, disconnect clutch slave
cylinder. On all models, remove power steering pump and attach to
body. DO NOT disconnect power steering hoses. Remove radiator, front
lock support and front bumper. Drain cooling system. Disconnect
cooling fan and thermoswitch.

Fig. 2:  Releasing Accessory Drive Belt Tensioner
Courtesy of Volkswagen United States, Inc.

         3) Label and disconnect all electrical wiring, control
cables, coolant hoses and vacuum hoses from engine/transaxle assembly.
Disconnect throttle, cruise and kickdown linkage (if equipped). Remove
air duct from intake manifold.
         4) Disconnect drive axles from transaxle. See FWD AXLE SHAFTS

Содержание 1998 Jetta

Страница 1: ...tion number is stamped on a machined pad on front of the cylinder block See Fig 1 The engine code is also listed on a sticker attached to the pulley side of the valve cover and the vehicle identificat...

Страница 2: ...ngine and let idle until it stalls Crank engine for an additional 5 seconds Reinstall fuel pump relay ENGINE NOTE Engine is removed with transaxle attached Removal 1 Obtain radio code Turn ignition of...

Страница 3: ...s are installed to original location Align all engine supports with mount bushings before tightening mount bolts Tighten bolts to specification See TORQUE SPECIFICATIONS Fig 3 Attaching Engine Sling C...

Страница 4: ...er Remove cylinder head bolts in reverse order of installation See Fig 7 Replace cylinder head bolts after loosening or removing Removal Golf Jetta AFP Engine 1 Remove engine cover Remove upper intake...

Страница 5: ...olts in reverse order of installation See Fig 7 Replace cylinder head bolt after loosening or removing Fig 5 Identifying 2 8L VR6 Cylinder Head Golf Jetta AFP Engine Courtesy of Volkswagen United Stat...

Страница 6: ...Fig 7 See TORQUE SPECIFICATIONS Fig 6 Sealing Cylinder Head 3 mm Holes Courtesy of Volkswagen United States Inc Fig 7 Cylinder Head Bolts Tightening Sequence Courtesy of Volkswagen United States Inc C...

Страница 7: ...Remove valve cover Remove camshaft sprocket cover and intermediate shaft cover Match mark all components to ensure reassembly in original position 2 Mark timing chains for direction of rotation Align...

Страница 8: ...shaft Guide 3268 installed Ensure crankshaft is aligned at TDC See Figs 11or 12 Ensure intermediate shaft is correctly aligned See Fig 13 Install timing chain on sprockets Reverse removal procedure to...

Страница 9: ...Fig 12 Aligning Crankshaft At TDC Golf Jetta AFP Engine Courtesy of Volkswagen United States Inc Fig 13 Aligning Intermediate Shaft At TDC Courtesy of Volkswagen United States Inc CAMSHAFT...

Страница 10: ...ing camshaft for cylinders No 1 3 and 5 tighten bearing caps No 3 and 5 alternately in a diagonal sequence to 15 ft lbs 20 N m Repeat procedure for bearing caps No 1 and 7 3 If installing camshaft for...

Страница 11: ...oval Installation 1 Remove center left and right damping pans Drain oil Remove oil pan bolts Remove oil pan using a rubber hammer if necessary Remove sealant residue from cylinder block and oil pan En...

Страница 12: ...Valve 1 34 34 1 Fig 15 Measuring Installed Valve Height Courtesy of Volkswagen United States Inc Valves Measure valve length stem diameter and valve margin If not within specification replace valves...

Страница 13: ...k piston in relation to pin Remove circlips from ends of pin bore Use Piston Pin Replacer Installer VW 222A to remove and install piston pin If pin is too tight heat piston to 140 F 60 C Ensure rod is...

Страница 14: ...Replace or machine as necessary See CRANKSHAFT MAIN CONNECTING ROD BEARINGS table under ENGINE SPECIFICATIONS Tighten evenly to specification in several steps See TORQUE SPECIFICATIONS Crankshaft Main...

Страница 15: ...1L 5 9 Qts 5 6L Oil Pressure Check oil pressure with engine at warm operating temperature Minimum oil pressure at 2000 RPM is 29 psi 2 0 kg cm If oil pressure is incorrect check oil pump and oil pres...

Страница 16: ...verter Bolt 18 25 Exhaust Pipe To Manifold Nut 30 40 Flywheel To Crankshaft Bolt Step 1 44 60 Step 2 Additional 1 4 Turn 90 Degrees Guide Rail Bolt 15 20 Intake Manifold 18 25 Intermediate Shaft Sproc...

Страница 17: ...tandard 003 009 07 23 Service Limit 012 30 Runout 001 03 Main Bearings Journal Diameter 2 361 2 362 59 958 59 978 Journal Out Of Round 001 03 Journal Taper 001 03 Oil Clearance Standard 0008 0020 02 0...

Страница 18: ...ylinder Bore Standard Diameter 3 189 81 01 Maximum Taper 0032 08 Maximum Out Of Round 001 03 OIL PUMP OIL PUMP Application Specification Pump Gear Clearance Radial Maximum 008 20 mm Axial Maximum 0039...

Страница 19: ...0 2 5 mm Valve Guides Intake Valve Valve Guide Installed Height 1 Oil Clearance 2 040 1 0 mm Exhaust Valve Valve Guide Installed Height 1 Valve Stem To Guide Oil Clearance 2 051 1 30 mm 1 Valve guide...

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