Kia Optima: Installation - Camshaft. Repair procedures - Cylinder Head Assembly - Engine Mechanical System - Kia Optima TF 2011-2018 Service ManualKia Optima: Installation

1. Hold the timing chain, and place the intake CVVT & camshaft assembly.
2. Place the exhaust CVVT & camshaft assembly after releasing the ratchet of the timing chain tensioner.
The timing marks of each CVVT sprocket should be matched with timing marks (painted link) of timing chain when installing the timing chain.

3. Install the camshaft bearing caps in their proper locations.

Tightening order

Group A → Group B → Group C

Tightening torque

Step 1

M6 : 5.9N.m (0.6kgf.m, 4.3lb-ft)

M8 : 14.7N.m (1.5kgf.m, 10.8lb-ft)

Step 2

M6 : 10.8 ~ 12.7N.m (1.1 ~ 1.3kgf.m, 8.0 ~ 9.4lb-ft)

M8 : 27.5 ~ 31.4N.m (2.8 ~ 3.2kgf.m, 20.3 ~ 23.1lb-ft)

4. Install the service hole bolt (A).

Tightening torque :

11.8 ~ 14.7N.m (1.2 ~ 1.5kgf.m, 8.7 ~ 10.8lb-ft)


5. Turn the crankshaft two turns in the operating direction (clockwise), and then check that the TDC marks (A) of the CVVT sprockets are in straight line on the cylinder head surface.

6. Install the cylinder head cover. (Refer to Timing system in this group)

Removal
Timing chain cover removal is not required for this procedure. • Use fender covers to avoid damaging painted surfac ...

Disassembly
1. Disassemble the CVVT assembly (A) and camshaft (B). When removing the CVVT assembly bol ...

See also:

Repair procedures
If the there is lack of power, excessive oil consumption or poor fuel economy, measure the compression pressure. 1. W ...

Components (1)
1. Ventilation blower 2. Ventilation ECU 3. Ventilation seat switch ...

Removal
1. Disconnect the negative (-) battery terminal. 2. Remove the front wheel guard clip(2EA).(Refer to the BD group - "Front bumper") 3. D ...

Copyright © www.kiopman.com 2018