17
17-27
Removal sequence
Installation sequence
Perform installation by following the removal sequence in reverse.
Service standards (Unit: mm)
Tightening torque (Unit: N·m {kgf·m})
Location Maintenance item Standard value Limit Remedy
8
Air leakage of
EGR cooler
Exhaust gas passage side
(Air pressure: 400 kPa {4 kgf/ cm
2
})
0 cm
3
{0mL} – Replace
Coolant passage side
(Air pressure: 300 kPa {3 kgf/ cm
2
})
0 cm
3
{0mL} – Replace
16
EGR valve lift
(Air pressure: 637 to 932 kPa {6.5
to 9.5 kgf/ cm
2
})
Operating
stage
10 –
Replace
2 1.3 ± 0.3 –
3 2.6 ± 0.3 –
4 4.6 ± 0.3 –
5 5.7 ± 0.4 –
6 7.7 ± 0.4 –
7 9.0 ± 0.3 –
8 11.0 ± 0.3 –
Mark Parts to be tightened Tightening torque Remarks
Bolt (EGR pipe clamp mounting)
54 {5.5} –
Bolt (EGR pipe mounting)
Bolt (Bracket mounting)
Bolt (EGR cooler mounting)
Nut (EGR pipe mounting) 42 {4.2} –
Clamp (water hose mounting) 3.9 {0.4}
Eyebolt (EGR water pipe mounting)
40 {4.1} –
Connector (air pipe mounting)
Bolt (EGR magnetic valve mounting) 24 {2.4}
Eyebolt (EGR air pipe mounting) 25 {2.6} –
Bolt (EGR pipe mounting) 59 {6.0} –
1 Upper EGR pipe clamp
2 Lower EGR pipe clamp
3 Spacer
4 EGR pipe
5 Gasket
6 Gasket
7 Rubber hose
8 EGR cooler
9 Gasket
10 Eyebolt
11 EGR water pipe
12 Eyebolt
13 EGR water pipe
14 Eyebolt
15 EGR air pipe
16 EGR valve
17 Gasket
18 EGR pipe
19 Gasket
20 Plate
21 Gasket
22 Air pipe
23 Connector
24 EGR magnetic valve
*
a: Air inlet pipe (see Gr15.)
: Non-reusable parts
Arrows A to C indicate points to or
from which pipes are connected.
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