Toyota Corolla Cross: Driver Identification Method cannot be Set
DESCRIPTION
When a setting assignment using the multi-display is performed, the smart key system (for Start Function), audio and visual system*1 will use the device when performing a search. If detected, settings can be assigned. If there is no detection, it is suspected that the radio and display receiver assembly or each system is malfunctioning.
- *1: for Vehicles which display the assigned settings of Bluetooth devices on the multi-display
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the main body ECU (multiplex network body ECU), refer to Service Bulletin.
PROCEDURE
| 1. |
CHECK THE SYMPTOMS |
(a) Check the problem symptoms.
|
Result | Proceed to |
|---|---|
|
Assignment of settings cannot be performed using the electrical key transmitter sub-assembly |
A |
| Assignment of settings cannot be performed using the Bluetooth device*1 |
B |
- *1: for Vehicles which display the assigned settings of Bluetooth devices on the multi-display
| B | .gif) | GO TO STEP 4 |
|
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| 2. |
CHECK SMART KEY SYSTEM (for Start Function) |
(a) Check the smart key system (for Start Function).
for HEV Model: Click here
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for Gasoline Model: Click here
OK:
Smart key system (for Start Function) is normal
| NG | | GO TO ENTRY AND START SYSTEM (for Start Function) for HEV Model: Click here for Gasoline Model: Click here
|
|
| 3. |
CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
(a) Temporarily replace the main body ECU (multiplex network body ECU) with a new one.
Click here
(b) Check if settings can be assigned again to an electrical key transmitter sub-assembly.
OK:
All of the electrical key transmitter sub-assemblies could be registered to the new certification ECU (smart key ECU assembly) successfully.
| OK | | END (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) WAS DEFECTIVE) |
| NG | | REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
| 4. |
CHECK RECALL OPERATION (Assigned Settings Inspection) |
(a) Check if settings can be assigned again to an electrical key transmitter sub-assembly.
OK:
Settings can be assigned
| OK | | GO TO AUDIO AND VISUAL SYSTEM (PROBLEM SYMPTOMS TABLE) |
| NG | | GO TO STEP 2 |
