Exhaust Crossover Pipe: Service and Repair

Exhaust Crossover Pipe Replacement (RPO LX9)

Removal Procedure
1. Disconnect the negative battery cable.
2. Remove the throttle body air inlet duct.
3. Drain the cooling system. Refer to Draining and Filling Cooling System (Static Fill LX9) Draining and Filling Cooling System (Static Fill LZ9) Draining and Filling Cooling System (Vac-N-Fill).
4. Remove the radiator inlet hose from the engine.
5. Remove the thermostat bypass pipe.





6. Remove the exhaust crossover heat shield bolts.
7. Remove the exhaust crossover heat shield.





8. Remove the exhaust crossover pipe studs/nuts.
9. Remove the exhaust crossover pipe.

Installation Procedure





1. Install the exhaust crossover pipe.

2. Notice:
Refer to Fastener Notice.

Install the exhaust crossover pipe studs/nuts.
Tighten the studs/nuts to 25 Nm (18 ft. lbs.).





3. Install the exhaust crossover heat shield.
4. Install the exhaust crossover heat shield bolts.
Tighten the bolts to 10 Nm (89 inch lbs.).
5. Install the thermostat bypass pipe.
6. Install the radiator inlet hose to the engine.
7. Fill the cooling system. Refer to Draining and Filling Cooling System (Static Fill LX9) Draining and Filling Cooling System (Static Fill LZ9) Draining and Filling Cooling System (Vac-N-Fill).
8. Install the throttle body air inlet duct.
9. Connect the negative battery cable.