Engine Identification: Removal & Installation Mazda Tribute I

Removal

1. Remove the timing belt. Refer to «TIMING BELT»(ref-159303-S04091706282005042500000) .
2. Use a feeler gauge to measure each valve's clearance and record its location.
3. Remove the camshafts. Refer to «CAMSHAFTS»(ref-159303-S40314294172005042500000) .
4. Remove the valve tappets from the cylinder head.
5. Select tappets and mark installation location.

Installation

Note. Lubricate the valve tappets with SAE 5W-20 Motor Oil.

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1. Install the valve tappets.
2. Install the camshafts. Refer to «CAMSHAFTS»(ref-159303-S40314294172005042500000) .
3. Confirm each valve's clearance at base circle with the lobe pointed away from the tappet.
4. Install the timing belt. Refer to «TIMING BELT»(ref-159303-S04091706282005042500000) .

1. Remove the camshafts. Refer to «CAMSHAFTS»(ref-159303-S40314294172005042500000) .
2. Remove the valve tappets from the cylinder head.
3. Inspect the valve tappets. Refer to «VALVE TAPPET - INSPECTION»(ref-159303-S08549798642005042500000) .
4. To install, reverse the removal procedure. Lubricate the valve tappet with SAE 5W-20 Motor Oil.

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1. Remove the spark plugs.
2. Remove the valve tappets. Refer to «VALVE TAPPETS»(ref-159303-S15015653672005042500000) .
3. Install the air line with an adapter in the spark plug hole and turn on the air supply.
4. Install the special tools, compress the valve spring, and remove the valve spring retainer and valve spring.
5. Inspect the valve spring, valve spring retainer and valve spring retainer key. Install new parts as necessary.
6. Use the special tools to remove the valve stem seal.

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1. Remove the air pressure from the spark plug adapter and inspect the valve for damage. Rotate the valve and check the valve for eccentric movement during rotation.
2. If the condition of the valve is satisfactory, apply SAE 5W-20 Motor Oil to the valve stem and hold the valve closed. Apply the air pressure within the cylinder.
3. Lubricate valve and guides with SAE 5W-20 Motor Oil and using the special tool install the valve stem seals onto the cylinder head valve guides.
4. Place the valve spring in position over the valve and install the valve spring retainer.
5. Using the special tools compress the valve spring and install the valve spring retainer keys. Remove the special tools.
6. Remove the air pressure.
7. Remove the air line adapter.
8. Install the valve tappets. Refer to «VALVE TAPPETS»(ref-159303-S15015653672005042500000) .
9. Install the spark plugs.

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1. Raise and support the vehicle. Refer to «JACKING & HOISTING»(ref-99217-S42191816352001062900000) .
2. Remove the bolts and the RH lower splash shield.
3. Loosen the bolt retaining the crankshaft pulley.
4. Remove the accessory drive belt.
5. Remove the bolt and the crankshaft pulley.
6. To install, reverse the removal procedure.

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1. Remove the timing belt. Refer to «TIMING BELT»(ref-159303-S04091706282005042500000) .
2. Remove the crankshaft sprocket and timing belt guide. CAUTION: Use care to avoid damaging the crankshaft surface.
3. Using the special tool, remove the crankshaft front seal from the oil pump.

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1. Using the special tool, install a new crankshaft front seal.
2. Install the timing belt guide and crankshaft sprocket.
3. Install the timing belt. Refer to «TIMING BELT»(ref-159303-S04091706282005042500000) .

1. Remove the flywheel. Refer to «FLYWHEEL»(ref-159303-S33320579882005042500000) .
2. Using the special tool, remove the crankshaft rear oil seal.
3. Inspect the crankshaft rear oil seal area.

Note. Coat the rear oil seal area and the crankshaft rear oil seal lip with SAE 5W-20 Motor Oil.

Note. Make sure the crankshaft rear oil seal is on correctly and that the edges are not rolled over.

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1. Using the special tools, install the crankshaft rear oil seal.
2. Install the flywheel. Refer to «FLYWHEEL»(ref-159303-S33320579882005042500000) .

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1. Disconnect the battery ground cable.
2. Remove the crankshaft pulley. Refer to «CRANKSHAFT PULLEY»(ref-159303-S09358990492005042500000) .
3. Remove the bolts and the lower timing belt cover.
4. Lower the vehicle.
5. Install the special tool.
6. Remove the ground strap.
7. Remove the engine mount upper bracket.
8. Remove the studs.
9. Remove the bolts and the upper timing belt cover.
10. To install, reverse the removal procedure.

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1. Remove the valve cover. Refer to «VALVE COVER»(ref-159303-S31682353032005042500000) .
2. Remove the spark plugs.
3. Remove the catalytic converter.
4. Remove the bolt, nut, and position the coolant tube aside.
5. Rotate the crankshaft to just before Top Dead Center (TDC) (No. 1 cylinder).
6. Remove the stud.
7. Install the special tools.
8. Rotate the crankshaft clockwise against the peg to bring it to TDC (No. 1 cylinder).
9. Loosen the water pump pulley bolts.
10. Remove the timing belt covers. Refer to «TIMING BELT COVER - UPPER AND LOWER»(ref-159303-S16522057122005042500000) .
11. Remove the water pump pulley.
12. Remove the accessory drive belt idler pulley.
13. Install the special tool and align the camshafts.
14. Raise and support the vehicle, Refer to «JACKING & HOISTING»(ref-99217-S42191816352001062900000) .
15. Remove the bolts and the engine mount lower bracket.
16. Loosen the timing belt tensioner pulley and allow to slide down to the bottom of its travel.
17. Slide the timing belt off of the camshaft and crankshaft sprockets.
18. Inspect the timing belt for wear. Install a new belt if necessary.

Note. Make sure the correct (second) notch in the pulley is indexed to the lower cylinder block.

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1. Slide the crankshaft pulley onto the crankshaft and confirm the crankshaft position is at TDC (No. 1 cylinder) by rotating it clockwise against the alignment peg. Remove the crankshaft pulley.
2. Lower the vehicle.
3. Confirm that the timing belt tensioner is installed correctly with the tab positioned in the slot in the inner timing cover.
4. Install the timing belt onto the timing belt sprockets.
5. Adjust the timing belt tensioner. Using a 6mm Allen wrench, rotate the adjuster counterclockwise and align the marks as shown. Tighten the tensioner pulley bolt.
6. Raise and support the vehicle. Refer to «JACKING & HOISTING»(ref-99217-S42191816352001062900000) .
7. Install the front engine mount lower bracket.
8. Install the accessory drive belt idler pulley.
9. Install the water pump pulley. Hand tighten the bolts.
10. Install the timing belt covers. Refer to «TIMING BELT COVER - UPPER AND LOWER»(ref-159303-S16522057122005042500000) .
11. Tighten the water pump pulley bolts.
12. Remove the special tool.
13. Install the stud.
14. Install the coolant tube.
15. Install the catalytic converter.
16. Remove the special tool.
17. Install the valve cover. Refer to «VALVE COVER»(ref-159303-S31682353032005042500000) .
18. Install the spark plugs.

1. Remove the timing belt. Refer to «TIMING BELT»(ref-159303-S04091706282005042500000) .
2. Raise and support the vehicle. Refer to «JACKING & HOISTING»(ref-99217-S42191816352001062900000) .
3. Remove the bolts and the camshaft timing sprockets.

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1. Install the camshaft sprockets onto the camshafts and loosely install the bolts.
2. Raise and support the vehicle. Refer to «JACKING & HOISTING»(ref-99217-S42191816352001062900000)
3. Slide the crankshaft pulley onto the crankshaft and confirm the crankshaft position is at TDC (No. 1 cylinder) by rotating it clockwise against the alignment peg. Remove the crankshaft pulley.
4. Lower the vehicle.
5. Confirm that the timing belt tensioner is installed correctly with the tab positioned in the slot in the inner timing cover.
6. Install the timing belt onto the timing belt sprockets.
7. Adjust the timing belt tensioner. Using a 6mm Allen wrench, rotate the adjuster counterclockwise and align the marks as shown. Tighten the tensioner pulley bolt.
8. Tighten the camshaft timing sprocket bolts to specifications.
9. Raise and support the vehicle. Refer to «JACKING & HOISTING»(ref-99217-S42191816352001062900000) .
10. Install the front mount lower bracket.
11. Install the lower timing belt cover.
12. Install the accessory drive belt idler pulley.
13. Install the water pump pulley. Hand tighten the bolts.
14. Install the crankshaft pulley. Refer to «CRANKSHAFT PULLEY»(ref-159303-S09358990492005042500000) .
15. Tighten the water pump pulley bolts.
16. Remove the special tool.
17. Install the stud.
18. Install the coolant tube.
19. Install the catalytic converter.
20. Lower the vehicle.
21. Remove the special tool.
22. Remove the special tool.
23. Install the valve cover. Refer to «VALVE COVER»(ref-159303-S31682353032005042500000) .
24. Install the spark plugs.

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1. Install the special tool.
2. Disconnect the ground strap.
3. Remove the engine mount upper bracket.
4. Disconnect the ground wire.
5. Disconnect the power steering line bracket.
6. Disconnect the power steering line bracket and position the line aside.
7. Remove the engine mount.
8. To install, reverse the removal procedure.

1. Remove the camshaft timing sprockets. Refer to «TIMING DRIVE COMPONENTS - TIMING SPROCKETS»(ref-159303-S16916911222005042500000) .
2. Using the special tool, remove the camshaft oil seals.

1. Using the special tool, install new camshaft front oil seals.
2. Install the camshaft timing sprockets. Refer to «TIMING DRIVE COMPONENTS - TIMING SPROCKETS»(ref-159303-S16916911222005042500000) .

1. Remove the camshaft timing sprockets. Refer to «TIMING DRIVE COMPONENTS - TIMING SPROCKETS»(ref-159303-S16916911222005042500000) .
2. Verify the valve clearance. Refer to «VALVE - VALVE CLEARANCE, ADJUST»(ref-159303-S13379227692005042500000) .
3. Remove the camshafts. Loosen the camshaft journal cap bolts in several two-turn passes in the sequence shown. Remove the bolts. Remove the caps.
4. Inspect the camshafts for wear. Discard the oil seals.

1. Coat the sealing surface of the front camshaft journal cap with silicone.
2. Install the camshafts. Position the camshafts and camshaft journal caps. Install the bolts and tighten the bolts in several two-turn passes using the sequence shown.
3. Verify the valve clearance. Refer to «VALVE - VALVE CLEARANCE, ADJUST»(ref-159303-S13379227692005042500000) .
4. Using the special tool, install new camshaft front oil seals.
5. Install the camshaft timing sprockets. Refer to «TIMING DRIVE COMPONENTS - TIMING SPROCKETS»(ref-159303-S16916911222005042500000) .

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1. Remove the ignition coil bracket.
2. Remove the thermostat housing.
3. Remove the Positive Crankcase Ventilation (PCV) tube.
4. Remove the intake manifold.
5. Remove the exhaust manifold.
6. Remove the power steering bracket retainers and position aside.
7. Remove the valve tappets. Refer to «VALVE TAPPETS»(ref-159303-S15015653672005042500000) .
8. Raise and support the vehicle. Refer to «JACKING & HOISTING»(ref-99217-S42191816352001062900000) .
9. Install the engine mount lower bracket.
10. Lower the vehicle.
11. Install the engine mount upper bracket.
12. Remove the special tool.
13. Remove the cylinder head bolts in the sequence shown and remove the cylinder head. Discard the gasket. Discard the bolts.

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1. Clean all gasket material from the mating surfaces on the cylinder head and cylinder block. Clean out the bolt holes in the cylinder block. Inspect the cylinder head for flatness.
2. Install a new head gasket on the cylinder block.
3. Install the cylinder head and tighten the bolts in three stages using the sequence shown. Stage 1: Tighten the bolts to 20 Nm (15 lb-ft). Stage 2: Tighten the bolts to 40 Nm (30 lb-ft). Stage 3: Tighten the bolts an additional 90 degrees.
4. Install the special tool.
5. Remove the engine mount upper bracket.
6. Raise and support the vehicle. Refer to «JACKING & HOISTING»(ref-99217-S42191816352001062900000).
7. Remove the engine mount lower bracket.
8. Drain engine oil and replace the oil filter. Fill the crankcase with SAE 5W- 20 Motor Oil.
9. Lower the vehicle.
10. Install the valve tappets. Refer to «VALVE TAPPETS»(ref-159303-S15015653672005042500000).
11. Position the power steering bracket back.
12. Install the exhaust manifold. see scheme 401
13. Install the intake manifold. see scheme 402
14. Install the PCV tube.
15. Install the thermostat housing.
16. Install the ignition coil bracket.

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1. Remove the hood.
2. Relieve the fuel system pressure. Refer to «FUEL SYSTEM PRESSURE RELEASE»(ref-12159-S27442981722000121300000) .
3. Remove the battery tray.
4. Remove the air cleaner assembly.
5. Drain the engine coolant.
6. Recover the A/C system refrigerant. Refer to «REFRIGERANT RECOVERY/RECYCLING»(ref-98975-S05260558422001060700000) .
7. Using the special tool, disconnect the fuel line.
8. Disconnect the throttle cables and the cruise control cable (if equipped).
9. Disconnect the Exhaust Gas Recirculation (EGR) vacuum regulator valve. Disconnect the electrical connector. Disconnect the vacuum hoses.
10. Disconnect the brake booster vacuum supply hose.
11. Disconnect the Powertrain Control Module (PCM) wire harness and ground.
12. Disconnect the ground wire.
13. Disconnect the wire harness connector.
14. Disconnect the power distribution box electrical connectors.
15. Disconnect the vacuum lines at the Evaporative Emission (EVAP) canister.
16. Disconnect the upper radiator hose.
17. Remove the power steering line bracket bolt.
18. Remove the power steering line bracket bolt.
19. Remove the upper power steering pump bolts.
20. Disconnect the coolant hose.
21. Disconnect the heater hoses.
22. Remove the cruise control unit (if equipped) and position aside.
23. Remove the catalytic converter.
24. Disconnect the coolant hose.
25. Remove the A/C compressor. Refer to «COMPRESSOR»(ref-98830-S41095088572001061500000) .
26. Remove the halfshafts. Refer to «REMOVAL, DISASSEMBLY, REASSEMBLY & INSTALLATION»(ref-89196-S07636175522001022300000) .
27. Disconnect the shifter linkages.
28. Disconnect the block heater electrical connector.
29. Remove the front transaxle mount through bolt.
30. Remove the engine to transaxle bolts.
31. Disconnect the lower radiator hose.
32. Remove the lower power steering pump bolts and position the pump aside.
33. Lower the vehicle.
34. Disconnect the power steering line brackets and position the lines out of the way.
35. Remove the clutch slave cylinder bolts.
36. Remove the clutch slave cylinder line from the bracket and position the clutch slave cylinder aside.
37. Support the engine using a suitable lifting device.
38. Remove the rear transaxle mount.
39. Remove the LH transaxle mount.
40. Disconnect the ground cable.
41. Remove the engine mount upper bracket.
42. Install the special tool and suitable lifting device and remove the engine and transaxle as an assembly.
43. Disconnect the generator electrical connectors.
44. Disconnect the electrical connectors. Disconnect the knock sensor electrical connector. Disconnect the oil pressure sender electrical connector. Disconnect the starter electrical connector.
45. Disconnect the Vehicle Speed Sensor (VSS) electrical connector.
46. Disconnect the Park Neutral Position (PNP) switch electrical connector and ground wire.
47. Disconnect the fuel charging wiring harness electrical connector.
48. Disconnect the PCM wire harness from the bracket.
49. Disconnect the ground wire.
50. Disconnect the backup lamp switch electrical connector.
51. Remove the wire harness. Disconnect the differential pressure feedback EGR sensor. Remove the wire harness from the brackets and remove from the engine/transaxle assembly.
52. Remove the starter.
53. Remove the engine to transaxle bolts.
54. Remove the engine to transaxle bolts and remove the transaxle.
55. Using the special tool 303-673, lock the flywheel to the engine.
56. Remove the bolts, clutch pressure plate and clutch disc.
57. Remove the flywheel. Refer to «FLYWHEEL»(ref-159303-S33320579882005042500000) .
58. Remove rear cover plates and dowels.
59. Mount the engine on a suitable engine stand.