LS 460 RWD V8-4.6L (1UR-FSE) (2010)
Radiator Cooling Fan Control Module: Service and Repair
Removal
1UR-FSE COOLING: COOLING FAN ECU: REMOVAL
1. REMOVE COWL TOP VENTILATOR LOUVER RH See: Starting and Charging/Charging System/Alternator/Service and Repair/Removal and
Replacement/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.
NOTICE:
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 V-BANK COVER SUB-ASSEMBLY See: Powertrain Management/Fuel Delivery and Air Induction/Throttle Body/Service and
Repair/Removal
4. REMOVE AIR CLEANER INLET COVER SUB-ASSEMBLY See: Powertrain Management/Fuel Delivery and Air Induction/Throttle
Body/Service and Repair/Removal
5. REMOVE NO. 1 AIR CLEANER INLET See: Powertrain Management/Fuel Delivery and Air Induction/Throttle Body/Service and
Repair/Removal
6. REMOVE COOLING FAN ECU
(a) Disconnect the 3 connectors.
(b) Remove the 2 screws and ECU.