Mazda CX-9 Grand Touring. Manual — part 366

REMOVAL/INSTALLATION [MZI-3.7] .)

7. Remove the Intake manifold. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-

3.7] .)

8. Remove both WU-TWCs together with both exhaust manifolds as a single unit. (See EXHAUST

SYSTEM REMOVAL/INSTALLATION [MZI-3.7] .)

9. Remove the ignition coils. (See IGNITION COIL REMOVAL/INSTALLATION [MZI-3.7] .)

10. Remove the dipstick.

11. Remove the power steering oil pump drive belt. (See DRIVE BELT REMOVAL/INSTALLATION

[MZI-3.7].)

12. Remove the power steering oil pump. (See POWER STEERING OIL PUMP

REMOVAL/INSTALLATION .)

13. Remove the generator. (See GENERATOR REMOVAL/INSTALLATION [MZI-3.7] .)

14. Follow the "TIMING CHAIN REMOVAL/INSTALLATION" procedure and removal the timing chain.

(See TIMING CHAIN REMOVAL/INSTALLATION [MZI-3.7].)

15. Remove in the order indicated in the table.

16. Install in the reverse order of removal.

17. Start the engine and:

1. Inspect the runout and contact on the pulley and belt.

2. Inspect for engine oil, engine coolant, ATF, power steering fluid and fuel leakage.

3. Verify the ignition timing, idle speed and idle mixture. (See ENGINE TUNE-UP [MZI-3.7].)

4. Engine accessories operation

18. Perform a road test.

CAUTION:



When removing the timing chain and marking the timing marks
on the chain, mark the camshaft timing chain as well.

2008 Mazda CX-9 Grand Touring

2008 ENGINE Mechanical (MZI-3.7) - Mazda CX-9

Microsoft

Sunday, November 15, 2009 10:01:57 AM

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© 2005 Mitchell Repair Information Company, LLC.

Fig. 76: Identifying Engine Components & Torque Specifications
Courtesy of MAZDA MOTORS CORP.

CAMSHAFT COMPONENT REMOVAL NOTE

1. Turn the crankshaft clockwise so that the crankshaft keyway is in the 11 o'clock position. (This will

position the No.1 cylinder at TDC.)

CAUTION:



Do not rotate the crankshaft counterclockwise. The timing chains
may bind, causing engine damage.

NOTE:



Verify that there are timing marks in three locations (Yellow 1, Black

2008 Mazda CX-9 Grand Touring

2008 ENGINE Mechanical (MZI-3.7) - Mazda CX-9

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Sunday, November 15, 2009 10:01:57 AM

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© 2005 Mitchell Repair Information Company, LLC.

2. Mark the timing chain at the position of each timing sprocket timing mark.

2) on the timing chain. If any timing marks are missing, mark the
timing chain.



When marking the crankshaft sprocket side timing chain, change the
mark color.



When the timing chain is replaced with a new one, mark the new
timing chain at the same positions as the removed timing chain.

Fig. 77: Turning Crankshaft Clockwise
Courtesy of MAZDA MOTORS CORP.

NOTE:



Verify that there are timing marks in two locations on the camshaft
timing chain. If any timing marks are missing, mark the camshaft
timing chain.



If replacing with a new camshaft timing chain, place alignment marks
in the same positions as those prior to the replacement.

Fig. 78: Identifying Timing Chain Marks Location

2008 Mazda CX-9 Grand Touring

2008 ENGINE Mechanical (MZI-3.7) - Mazda CX-9

Microsoft

Sunday, November 15, 2009 10:01:57 AM

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© 2005 Mitchell Repair Information Company, LLC.

3. Mark the camshaft timing chain at the positions where it is aligned with each of the camshaft sprocket on

both banks.

LH

Fig. 79: Identifying Mark Of Camshaft Timing Chain
Courtesy of MAZDA MOTORS CORP.

RH

4. Remove the timing chain in the following order.

1. Chain tensioner

2. Timing chain

3. Tensioner arm

4. Chain guide

Courtesy of MAZDA MOTORS CORP.

2008 Mazda CX-9 Grand Touring

2008 ENGINE Mechanical (MZI-3.7) - Mazda CX-9

Microsoft

Sunday, November 15, 2009 10:01:57 AM

Page 54

© 2005 Mitchell Repair Information Company, LLC.