Guide Lines and Buttons are not Displayed for All Display Modes [08/2013 - ]: Procedure
WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK LUGGAGE COMPARTMENT DOOR OPENER SYSTEM
- Check the luggage compartment door opener system. Refer to OPERATION CHECK [08/2013 - ]
.
OK
Luggage compartment door opener system is normally.
Result
Result Proceed to OK A NG (w/o Power Trunk Lid System) B NG (w/ Power Trunk Lid System) C
B → See step 2
C → See step 8
A → See step 9
- Check the luggage compartment door opener system. Refer to OPERATION CHECK [08/2013 - ]
.
- READ VALUE USING TECHSTREAM
- Connect the Techstream to the DLC3.
- Turn the power switch on (IG).
- Turn the Techstream on.
- Enter the following menus: Body Electrical / Main Body / Data List.
- Read the Data List according to the display on the Techstream.MAIN BODY
Tester Display Measurement Item/Range Normal Condition Diagnostic Note Luggage Courtesy SW Luggage courtesy switch signal/ON or OFF ON: Luggage compartment door open
OFF: Luggage compartment door closed- OK
The luggage compartment door courtesy switch functions as specified in the normal condition column.
NG → See step 3
OK → See step 6
- INSPECT LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY
- Remove the luggage compartment door lock assembly. Refer to REMOVAL [08/2013 - ]
.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition 3 (D+) - 2 (E) Close (Lock) 10 kΩ or higher 3 (D+) - 2 (E) Open (Unlock) Below 1 Ω TEXT IN ILLUSTRATION*a Component without harness connected
(Luggage Compartment Door Lock Assembly)*b Close (Lock) *c Open (Unlock)
NG → See step 7
OK: Go to next step
- Remove the luggage compartment door lock assembly. Refer to REMOVAL [08/2013 - ]
.
- CHECK HARNESS AND CONNECTOR (LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU))
- Disconnect the U3 luggage compartment door lock assembly connector.
- Disconnect the H10 main body ECU (multiplex network body ECU) connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition U3-3 (D+) - H10-19 (LGCY) Always Below 1 Ω U3-2 (E) - Body ground Always Below 1 Ω U3-3 (D+) - Body ground Always 10 kΩ or higher
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR
OK → See step 5
- REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to REMOVAL [08/2013 - ]
- REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY. Refer to REMOVAL [08/2013 - ]
- REPLACE LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY. Refer to REMOVAL [08/2013 - ]
- GO TO LUGGAGE COMPARTMENT DOOR CLOSER SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2013 - ]
- USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2013 - ]