Blower Motor Control Relay: Inspection

WARNING: This page is about a different car, the 2003 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.

REMOVE BLOWER MOTOR CONTROL RELAY
1. Disconnect the connectors.
2. Remove the screw and the blower motor control relay.
  
  Fig 1: Removing Screw Of Blower Motor Control Relay
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSPECT BLOWER MOTOR CONTROL RELAY
Connect the connector to the blower motor control relay and inspect the wire harness side connector from the back side as shown in the illustration.

Test condition:
- Turn ignition switch to ON
  
  Fig 2: Identifying Blower Motor Control Relay Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 3: Specified Voltage Condition Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If circuit is not as specified, replace the relay.