Engine Cylinder Head Inspection and Replacement Procedure
21. Install exhaust gas heat exchanger
Caution
When installing the exhaust gas heat exchanger, rst test assemble everything, then tighten the bolts.
(1) Secure the exhaust gas heat exchanger by tightening
the 4
nuts indicated by arrows in Figure 33.
Nut (width across at)
Tightening torque
(2) Finish the exhaust gas heat exchanger installation by
tightening the 6 bolts indicated by arrows in Figure 34.
Bolt/nut (width across at) 17 [mm]
Tightening torque
22. Reconnect all hoses
Securely connect all hoses and parts, and install and tighten hose bands so that no leakage occurs.
23. Connect all lead wires
Check the pins of the connecting parts to make sure none of them are loose or missing.
24. Install other parts
Install all other parts in the reverse of the sequence by which they were removed.
17 [mm]
37.3 ~ 44.1[N·m]
37.3 ~ 44.1[N·m]
19
Figure
Figure
.33
.33
Bolts
Bolts
Nuts
Nuts
Figure
Figure
.34
.34
Nuts
Nuts
Hexagon socket
Hexagon socket
head bolt
head bolt