Key Reminder Warning System: Pre-Check
WARNING: This page is about a different car, the 2005 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
- USING HAND-HELD TESTER
- Connect the hand-held tester to the DLC3.
- Monitor the ECU data by following the prompts on the tester screen.
HINT:
The hand-held tester has a "Snapshot" function which records the monitored data.
Refer to the hand-held tester operator's manual for further details.
- DATA LIST
HINT:
Using the DATA LIST displayed on the hand-held tester, you can read the value of the switch, sensor, actuator, etc. without parts removal. Reading the DATA LIST as the first step of troubleshooting is one way to shorten the labor time.
- Connect the hand-held tester to the DLC3.
- Turn the ignition switch ON.
- Read the DATA LIST according to the display on tester.
Standard (Multiplex network body ECU):
ITEM CONDITION
| Item | Measurement Item/Display (Range) | Normal Condition | Diagnostic Note |
|---|---|---|---|
| KEY UNLK WRN SW | Key unlock warning switch signal/ON or OFF | ON: Key is in ignition key cylinder OFF: No key is in ignition key cylinder |
- |
| D DOOR CTY SW | Driver's door courtesy switch signal/ON or OFF | ON: Driver's door is open OFF: Driver's door is closed |
- |