Page 249 of 2893
Î
Î(#'
) K20Z2 engine
K20Z3 engine
7-33
Sealing Bolt Installation
A
18x1.0mm
34 N·m
(3.5 kgf·m, 25 lbf·ft) A
28x1.5mm
100 N·m (10.0 kgf·m, 72.3 lbf·ft)
A
20x1.0mm
34 N·m (3.5 kgf·m, 25 lbf·ft) B
A
28x1.0mm
83 N·m
(8.5 kgf·m, 61 lbf·ft) A
28x1.5mm
100 N·m
(10.0 kgf·m, 72.3 lbf·ft)
6x1.0mm
12 N·m
(1.2 kgf·m, 8.7 lbf·ft) A
20x1.0mm
34 N·m (3.5 kgf·m, 25 lbf·ft)
B
D
B
B
C
NOTE: When installing the sealing bolts (A), always use a new washer (B).
When installing the joint pipe (C), always use a new O-ring (D).
08/08/21 14:33:13 61SNR030_070_0033
ProCarManuals.com
DYNOMITE -2009-
Page 250 of 2893
(#'
/)
08/08/21 14:33:13 61SNR030_070_0034
ProCarManuals.com
DYNOMITE -2009-
Page 251 of 2893

(#'
/)
Engine Mechanical
Engine Lubrication
...................................................................................................................................... ..............
.......................................... .........................................
............................................. ..............................
.......................................................... ................................................................................................................
..............................................
....................................................
......................................................... ......................................................
................................................................
...................................................................... ..............
.......................................... .........................................
............................................. ..............................
.......................................................... ................................................................................................................
..............................................
....................................................
......................................................... ......................................................
Special Tools . 8-2
Component Location Index . 8-3
Symptom Troubleshooting Index . 8-5
Low Oil Pressure Indicator Circuit Diagram . 8-6
Low Oil Pressure Indicator Circuit
Troubleshooting (Open) . 8-7
Low Oil Pressure Indicator Circuit Troubleshooting (Short) . 8-8
Oil Pressure Switch Test . 8-9
Oil Pressure Switch Replacement . 8-9
Oil Pressure Test . 8-10
Engine Oil Replacement . 8-10
Engine Oil Filter Replacement . 8-11
Oil Filter Feed Pipe Replacement . 8-12
Oil Cooler Replacement . 8-13
Oil Jet Replacement . 8-13
Oil Jet Inspection . 8-14
Oil Pump Overhaul . 8-15
08/08/21 14:36:35 61SNR030_080_0001
ProCarManuals.com
DYNOMITE -2009-
Page 252 of 2893
(#'
%)Ref. No. Tool Number Description Qty
8-2
Engine Lubrication
Special Tools
07HAA-PJ70101
Oil Filter Wrench 1
08/08/21 14:36:35 61SNR030_080_0002
ProCarManuals.com
DYNOMITE -2009-
Page 253 of 2893
Î
(#') K20Z2 engine
8-3
Component Location Index
OIL PRESSURE SWITCHOIL FILTER
OIL PUMP
DRAIN BOLT
O-RING
OIL PAN
BAFFLE PLATE
OIL CONTROL ORIFICE
OIL PUMP CHAIN GUIDE
CRANKSHAFT SPROCKET
OIL PUMP CHAIN TENSIONER
BAFFLE PLATE OIL FILTER FEED PIPEWASHER
Circuit Diagram, page 8-6
Test, page 8-9
Replacement, page 8-9
Oil Pressure Test, page 8-10 Replacement, page 8-11
Overhaul, page 8-15
Removal, page 7-11
Installation, page 7-29
Replacement, page 8-12
08/08/21 14:36:38 61SNR030_080_0003
ProCarManuals.com
DYNOMITE -2009-
Page 254 of 2893
Î
(#')
K20Z3 engine
8-4Engine Lubrication
Component Location Index (cont’d)
OIL PRESSURE SWITCH
OIL FILTER
OIL PUMP
DRAIN BOLT
O-RING OIL PAN
BAFFLE PLATE
OIL CONTROL ORIFICE
OIL PUMP CHAIN GUIDE
CRANKSHAFT SPROCKET OIL PUMP CHAIN TENSIONER
BAFFLE PLATE
OIL COOLERWASHER
OIL COOLER CENTER BOLT OIL JETS
Circuit Diagram, page 8-6
Test, page 8-9
Replacement, page 8-9
Oil Pressure Test, page 8-10 Replacement, page 8-11
Overhaul, page 8-15
Removal, page 7-11
Installation, page 7-29
Replacement, page 8-13 Inspection, page 8-14
08/08/21 14:36:41 61SNR030_080_0004
ProCarManuals.com
DYNOMITE -2009-
Page 255 of 2893

(#')
Symptom Diagnostic procedure Also check for
8-5
Symptom Troubleshooting Index
Excessive engine oil
consumption
1.
2.
3.
4.
5.Verify that the engine oil filler cap, the oil drain
bolt, and the oil filter are tight.
Check for oil leaks.
Check for worn valve guide(s) (see page 6-55) or
worn valve stem seal(s) (see page 6-54).
Check for damaged or worn piston ring(s)
(see page 7-21).
Check for damaged or worn engine internal parts
(cylinder wall, pistons, etc.) (see page 7-16).
Low oil pressure indicator does
not come on with the ignition
switch in ON (II) 1.
2.Do the low oil pressure indicator circuit
troubleshooting (Open) (see page 8-7).
Test the oil pressure switch (see page 8-9). An open in the wire
between the engine
control module (ECM)/
powertrain control
module (PCM) and the
oil pressure switch
Low oil pressure indicator stays
on 1.
2.
3.
4.
5.
6.
7.
8.Check the engine oil level.
Do the low oil pressure indicator circuit
troubleshooting (Short) (see page 8-8).
Test the oil pressure switch (see page 8-9).
Check the engine oil pressure (see page 8-10).
Check the oil filter for clogging.
Check the oil screen for clogging.
Check the relief valve (see page 8-15).
Testtheoilpump(seepage8-17). A wire shorted to
ground between the
ECM/PCM and the oil
pressure switch
08/08/21 14:36:41 61SNR030_080_0005
ProCarManuals.com
DYNOMITE -2009-
Page 256 of 2893
Î
(#'
)
8-6Engine Lubrication
Low Oil Pressure Indicator Circuit Diagram
D2
Q9
H1
191
17
36
B7
CANL
CANH DRIVERBRN
12 V
5V GAUGE CONTROL MODULE (TACH)
IGNITION SWITCH
BATIG1
ECM/PCM
OPSW
A37
A36 RED
WHT CPU
No. 2 (50 A)
No. 10
(7.5 A)
BATTERY
UNDER-HOOD FUSE/RELAY BOX
No. 1 (100 A)
YEL/REDUNDER-DASH
FUSE/RELAY BOX
LOW OIL
PRESSURE
INDICATOR
OIL PRESSURE SWITCH
(Closed: Lost pressure)
IG1 HOT in ON (II)
and START (III)
1
WHT BLU
CANH
CANL
08/08/21 14:36:41 61SNR030_080_0006
ProCarManuals.com
DYNOMITE -2009-