Lexus NX: Installation
INSTALLATION
PROCEDURE
1. INSTALL EXHAUST PIPE DAMPER
(a) Install the exhaust pipe damper with the 2 bolts.
Torque:
19 N·m {194 kgf·cm, 14 ft·lbf}
2. INSTALL HEATED OXYGEN SENSOR
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3. INSTALL FRONT EXHAUST PIPE ASSEMBLY
| (a) Using a vernier caliper, measure the free length of the compression spring. Minimum length: 41.5 mm (1.63 in.) If the length is less than the minimum, replace the compression spring. |
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(b) Using a wire brush, remove any foreign matter from the gasket installation surface.
| (c) Using a plastic-faced hammer and wooden block, tap in a new gasket until its surface is flush with the exhaust manifold converter sub-assembly. NOTICE:
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| (d) Install the front exhaust pipe assembly with the 2 compression springs and 2 bolts. Torque: 43 N·m {438 kgf·cm, 32 ft·lbf} HINT: After installation, check that the space between the flanges of the exhaust manifold converter sub-assembly and front exhaust pipe assembly is consistent front-to-rear and left-to-right. |
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4. INSTALL CENTER EXHAUST PIPE ASSEMBLY
(a) Install a new gasket to the front exhaust pipe assembly.
(b) Connect the 3 exhaust pipe supports to install the center exhaust pipe assembly.
(c) Install the 2 bolts.
Torque:
43 N·m {438 kgf·cm, 32 ft·lbf}
5. INSTALL TAIL EXHAUST PIPE ASSEMBLY
| (a) Using a vernier caliper, measure the free length of the compression spring. Minimum length: 38.5 mm (1.52 in.) If the length is less than the minimum, replace the compression spring. |
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(b) Using a wire brush, remove any foreign matter from the gasket installation surface.
| (c) Using a plastic-faced hammer and wooden block, tap in a new gasket until its surface is flush with the center exhaust pipe assembly. NOTICE:
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(d) Connect the 2 exhaust pipe supports to install the tail exhaust pipe assembly.
| (e) Install the tail exhaust pipe assembly with the 2 compression springs and 2 bolts. Torque: 43 N·m {438 kgf·cm, 32 ft·lbf} HINT: After installation, check that the space between the flanges of the center exhaust pipe assembly and tail exhaust pipe assembly is consistent front-to-rear and left-to-right. |
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6. INSPECT FOR EXHAUST GAS LEAK
If gas is leaking, tighten the areas necessary to stop the leak. Replace damaged parts as necessary.
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Components
COMPONENTS ILLUSTRATION *A w/o Performance Damper *B w/ Performance Damper *1 AIR CLEANER CASE SUB-ASSEMBLY *2 AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY *3 OUTER COWL TOP PANEL
Removal
REMOVAL PROCEDURE 1. DISCHARGE FUEL SYSTEM PRESSURE Click here 2. PRECAUTION NOTICE: After turning the power switch off, waiting time may be required before disconnecting the cable from the auxiliar
SEE MORE:
Rear Window Defogger System does not Operate
DESCRIPTION When the rear window defogger switch on the air conditioning control assembly is pressed, the operation signal is transmitted to the air conditioning amplifier assembly via LIN communication. When the air conditioning amplifier assembly receives the signal, it turns on the defogger relay
Checking and replacing fuses
If any of the electrical components
do not operate, a fuse may have
blown. If this happens, check and
replace the fuses as necessary.
Checking and replacing fuses
1. Turn the power switch off.
2. Open the fuse box cover.
Engine compartment: type A fuse
box
Push the tab in and lift the lid
