Suzuki Grand Vitara JB416 / JB420 / JB419. Manual - part 169

1E-5 Engine Lubrication System: For M16A Engine with VVT

Oil Pan and Oil Pump Strainer Removal and 
Installation

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Removal

1) Remove oil level gauge.
2) Drain engine oil by removing drain plug.
3) Remove front suspension frame referring to “Front 

Suspension Frame, Stabilizer Bar and/or Bushings 
Removal and Installation in Section 2B”.

4) Remove clutch housing lower plates (1).

5) Remove oil pan, and then oil pump strainer (1) from 

cylinder block.

Installation

1) Install new O-rings (2) in the position as shown in the 

figure and install oil pump strainer (1).
Tighten strainer bolt (3) to specified torque.

Tightening torque
Oil pump strainer bolt (a):  11 N·m (1.1 kgf-m, 8.0 
lb-ft)

2) Install dowel pin (1) to oil pan.

3) Apply sealant continuously to oil pan mating surface 

as shown in the figure.

“A”:  Sealant 99000–31260 (SUZUKI Bond 
No.1217G) 

Sealant amount for oil pan
Width “a”: 3 mm (0.12 in.)
Height “b”: 2 mm (0.08 in.)

1

1

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Engine Lubrication System: For M16A Engine with VVT 1E-6

4) Install oil pan to cylinder block temporarily.
5) Insert knock pin (1) in hole (2) of oil pan in order to 

locate oil pan precisely.

NOTE
Knock pin is available as a spare part (part 
number: 04211–13189).

 

6) After fitting oil pan to cylinder block, run in securing 

bolts and start tightening at the center: move wrench 
outward, tightening one bolt at a time. Tighten bolts 
and nuts to specified torque.

Tightening torque
Oil pan bolt and nut (a):  11 N·m (1.1 kgf-m, 8.0 
lb-ft)

7) Install new gasket and drain plug to oil pan.

Tighten drain plug to specified torque.

Tightening torque
Oil pan drain plug (b):  35 N·m (3.5 kgf-m, 25.5 lb-
ft)

8) Tighten transmission to engine bolts to specified 

torque.

Tightening torque
Transmission to engine bolt (c):  85 N·m (8.5 kgf-
m, 61.5 lb-ft)

9) Install clutch housing lower plate No.1 (1) and clutch 

housing lower plate No.2 (2).

Tightening torque
Clutch housing lower plate No.1 bolt  (a):  11 N·m 
(1.1 kgf-m, 8.0 lb-ft)
Clutch housing lower plate No.2 bolt  (b):  11 N·m 
(1.1 kgf-m, 8.0 lb-ft)

10) Install front suspension frame referring to “Front 

Suspension Frame, Stabilizer Bar and/or Bushings 
Removal and Installation in Section 2B”.

11) Install oil level gauge.

12) Refill engine with engine oil referring to “Engine Oil 

and Filter Change (Petrol Engine Model) in Section 
0B”.

13) Verify that there is no engine oil leakage and exhaust 

gas leakage at each connection.

Oil Pan and Oil Pump Strainer Cleaning

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• Clean sealing surface between oil pan and cylinder 

block.
Remove oil, old sealant, and dust from sealing 
surface.

• Clean oil pump strainer screen (1).

2

1

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(a)

(b)

(c)

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2

1

(b)

(a)

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1E-7 Engine Lubrication System: For M16A Engine with VVT

Oil Pump Components

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Oil Pump Removal and Installation

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Oil pump is incorporated with timing chain cover.
For removal and installation, refer to “Timing Chain 
Cover Removal and Installation: For M16A Engine with 
VVT in Section 1D”.

Oil Pump Disassembly and Reassembly

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Disassembly

1) Remove rotor plate (1) by removing its mounting 

bolts.

2) Remove outer rotor (1) and inner rotor (2).

3) Remove relief valve (1), spring (2) and retainer (3) by 

removing circlip (4).

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1. Rotor plate

6. Rotor plate bolt

10. Circlip

2. O-ring

7. Relief valve

: 11 N

⋅m (1.1 kgf-m, 8.0 lb-ft)

3. Outer rotor

8. Spring

: Do not reuse.

4. Inner rotor

9. Retainer

: Apply thin coat of engine oil to sliding surface.

 5. Timing chain cover

10. Circlip

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Engine Lubrication System: For M16A Engine with VVT 1E-8

Reassembly

1) Wash, clean and then dry all disassembled parts.
2) Apply thin coat of engine oil to inner and outer rotors, 

oil seal lip portion, inside surfaces of oil pump case 
and plate.

3) Install outer (1) and inner rotors (2) to oil pump case.

4) Apply engine oil to relief valve (1) and spring (2), and 

install them with retainer (3) and new circlip (4) to 
rotor plate (5).

5) Install rotor plate and tighten all bolts to specified 

torque. After installing plate, check to be sure that 
rotors turn smoothly by hand (0.3 N

⋅m (0.03 kgf-m, 

0.25 lb-ft) torque or below).

Tightening torque
Oil pump rotor plate bolt (a):  11 N·m (1.1 kgf-m, 
8.0 lb-ft)

Oil Pump Inspection

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Oil Seal
Check oil seal lip for fault or other damage. Replace as 
necessary.

Oil Pump
• Check outer (1) and inner rotors (2), rotor plate, and 

oil pump case for excessive wear or damage.

• Check relief valve (1) for excessive wear or damage 

and operates smoothly.

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