LS 460 AWD V8-4.6L (1UR-FSE) (2009)
Positive Crankcase Ventilation Valve: Service and Repair
Removal
1UR-FSE EMISSION CONTROL: PCV VALVE: REMOVAL
REMOVAL
1. REMOVE COWL TOP VENTILATOR LOUVER RH See: Wiper and Washer Systems/Wiper Motor/Service and Repair/Removal
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt
pretensioner activation.
NOTE:
After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and
settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery
terminal.
3. REMOVE INTAKE MANIFOLD
(a) Remove the intake manifold See: Engine, Cooling and Exhaust/Engine/Intake Manifold/Service and Repair/Removal.
4. REMOVE PCV VALVE HOSE
(a) Remove the hose from the PCV valve.
5. REMOVE PCV VALVE
(a) Remove the PCV valve.