Kia Rio: Lubrication System / Oil Pump

Kia Rio 2017-2025 YB Service Manual / Engine Mechanical System / Lubrication System / Oil Pump

Repair procedures

Removal

1.	Drain the engine oil. (Refer to Lubrication System - "Engine Oil")

2.	Remove the timing chain. (Refer to timing System - "Timing Chain")

3.	Remove the oil pump (A) with the outer rotor from the cylinder block.

Inspection

Inspect the rotor side clearance.

(1)

Using a vernier calipers measure the diameter of outer rotor.

Standard diameter :

46.781 - 46.820 mm (1.8417 - 1.8433 in)

(2)

Using a vernier calipers measure the diameter of cylinder block oil pump hole.

Standard diameter :

47.000 - 47.039 mm (1.8503 - 1.8519 in)

(3)

Calculate the difference between the outer rotor and the cylinder block hole.

Standard clearance :

0.180 - 0.258mm (0.0071 -0.0102in)

Inspect the rotor width clearance.

(1)

Using a vernier calipers measure the width of outer rotor.

Standard width :

17.46 - 17.48 mm (0.6874 - 0.6882 in)

(2)

Using a vernier calipers measure the diameter of cylinder block oil pump hole.

Standard width :

17.55 - 17.57 mm (0.6909 - 0.6917 in)

(3)

Calculate the difference between the outer lotor and the cylinder block hole.

Standard clearance :

0.040 - 0.090 mm (0.0015 - 0.0035 in)

Installation

Install the oil pump (A) with the outer rotor.

Tightening torque :

9.8 - 11.8 N·m (1.0 - 1.2 kgf·m, 7.2 - 8.7 lb·ft)

Apply engine oil when rotor assemble.

2.	Install the other parts in the reverse order of removal.

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