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EM-28
[VQ35DE]
EXHAUST MANIFOLD AND THREE WAY CATALYST
Revision: 2004 November 2004 FX35/FX45
INSPECTION AFTER REMOVAL
Surface Distortion
● Check the surface distortion of the exhaust manifold mating sur-
face with straightedge and feeler gauge.
● If it exceeds the limit, replace exhaust manifold.
INSTALLATION
Note to the following, and install in the reverse order of removal.
Exhaust Manifold Gasket
● Install in direction shown below. (Follow same procedure for
both banks.)
● Locate thick side of port connecting part on right side from tech-
nician’s view.
● Locate round press in thick side of port connecting part above
center level line of port.
Exhaust Manifold
● If stud bolts were removed, install them and tighten to the speci-
fied torque below.
● Install exhaust manifold in the numerical order as shown in the
figure.
NOTE:
Tighten nuts No. 1 and No. 2 in two steps. The numerical order
No. 7 and No. 8 shows second step.
Heated Oxygen Sensor
CAUTION:
● Before installing a new heated oxygen sensor, clean exhaust system threads using heated oxygen
sensor thread cleaner tool (Commercial Service Tool: J-43897-18 or J-43897-12) and apply anti-
seize lubricant.
Limit : 0.3 mm (0.012 in)
PBIC1096E
KBIA1051E
: 14.7 N·m (1.5 kg-m, 11 ft-lb)
PBIC2042E
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