Inspection Procedure
WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK WIRELESS DOOR LOCK CONTROL FUNCTIONS (See page)
B: Go to step 4
A: Go to next step
- CHECK WIRE HARNESS (DOOR CONTROL RECEIVER (INNER MIRROR) - THEFT WARNING ECU ASSY) (DOOR CONTROL RECEIVER (INNER MIRROR) OR THEFT WARNING ECU ASSY - BODY GROUND)
- Disconnect the T5 ECU connector.
- Disconnect the 119 receiver connector.
- Measure the voltage and resistance between the wire harness side connectors and body ground.
Standard:
Fig 2: Checking Wire Harness (Door Control Receiver (Inner Mirror) - Theft Warning ECU Assy) (Door Control Receiver (Inner Mirror) Or Theft Warning ECU Assy - Body Ground)Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: REPAIR OR REPLACE HARNESS AND CONNECTOR
OK: Go to next step
- REPLACE DOOR CONTROL RECEIVER
- Check that no DTC is output.
OK:
DTC is not output.
NG: REPLACE THEFT WARNING ECU ASSY
OK: Go to next step
END
- Check that no DTC is output.
- CHECK WIRE HARNESS (DOOR CONTROL RECEIVER (LUGGAGE) - THEFT WARNING ECU ASSY) (DOOR CONTROL RECEIVER (LUGGAGE) OR THEFT WARNING ECU ASSY - BODY GROUND)
- Disconnect the T5 ECU connector.
- Disconnect the D30 receiver connector.
- Measure the voltage and resistance of the wire harness side connectors.
Standard:
Fig 4: Checking Wire Harness (Door Control Receiver (Luggage) - Theft Warning ECU Assy) (Door Control Receiver (Luggage) Or Theft Warning ECU Assy - Body Ground)Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: REPAIR OR REPLACE HARNESS AND CONNECTOR
OK: Go to next step
- REPLACE DOOR CONTROL RECEIVER
- Check that no DTC is output.
OK:
DTC is not output.
NG: REPLACE THEFT WARNING ECU ASSY
OK: Go to next step
END
- Check that no DTC is output.