2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) P Code Charts Page 1724

B -- REPLACE EXHAUST MANIFOLD SUB-ASSEMBLY LH (TWC: FRONT CATALYST)

A -- Continue to next step.

5. REPLACE EXHAUST MANIFOLD SUB-ASSEMBLY RH (TWC: FRONT CATALYST)

(a) Replace the exhaust manifold sub-assembly RH (TWC: Front catalyst) See: Engine, Cooling and Exhaust/Exhaust System/Exhaust

Manifold/Service and Repair/Components.

NEXT -- REPLACE CENTER EXHAUST PIPE ASSEMBLY (TWC: REAR CATALYST)

6. REPLACE EXHAUST MANIFOLD SUB-ASSEMBLY LH (TWC: FRONT CATALYST)

(a) Replace the exhaust manifold sub-assembly LH (TWC: Front catalyst) See: Engine, Cooling and Exhaust/Exhaust System/Exhaust

Manifold/Service and Repair/Components.

NEXT -- REPLACE CENTER EXHAUST PIPE ASSEMBLY (TWC: REAR CATALYST)

7. INSPECT FOR EXHAUST GAS LEAK

(a) Inspect for exhaust gas leaks from the exhaust manifold sub-assembly and exhaust pipes.

OK:

No gas leaks.

NG -- REPAIR OR REPLACE EXHAUST GAS LEAK POINT

OK -- REPLACE HEATED OXYGEN SENSOR See: Powertrain Management/Computers and Control Systems/Oxygen

Sensor/Service and Repair/Heated Oxygen Sensor/Removal

8. INSPECT FOR EXHAUST GAS LEAK

(a) Inspect for exhaust gas leaks from the exhaust manifold sub-assembly and exhaust pipes.

OK:

No gas leaks.

NG -- REPAIR OR REPLACE EXHAUST GAS LEAK POINT

OK -- CHECK ENGINE TO DETERMINE CAUSE OF EXTREMELY RICH OR LEARN ACTUAL AIR FUEL RATIO

Up to 08/2009

2GR-FE ENGINE CONTROL: SFI SYSTEM: P0441: Evaporative Emission Control System Incorrect Purge Flow

P0441 - Evaporative Emission Control System Incorrect Purge Flow