Tire Pressure Warning Ecu: Replacement

WARNING: This page is about a different car, the 2006 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.

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.
REMOVE GLOVE COMPARTMENT DOOR SUB-ASSEMBLY
REMOVE TIRE PRESSURE WARNING ECU
1. Disconnect the connector.
2. Remove the 2 bolts and ECU.
  
  Fig 1: Removing Tire Pressure Warning ECU
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL TIRE PRESSURE WARNING ECU
1. Install the ECU with the 2 bolts.
2. Connect the connector.
INSTALL GLOVE COMPARTMENT DOOR SUB-ASSEMBLY
CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
PERFORM INITIALIZATION
1. Perform initialization (see INITIALIZATION ).
  NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
  
  Fig 2: Installing Tire Pressure Warning ECU
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002