DESCRIPTION
The key unlock warning switch assembly comes on when the ignition key is inserted into the ignition key cylinder and goes off when the ignition key is removed.
WIRING DIAGRAM
PROCEDURE
1. |
READ VALUE USING TECHSTREAM (KEY UNLOCK WARNING SW) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Main Body / Data List.
(e) According to the display on the Techstream, read the Data List.
Body Electrical > Main Body > Data List
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
Key Unlock Warning SW |
Unlock warning switch |
ON or OFF |
ON: Key is inserted into ignition key cylinder OFF: Key is removed from ignition key cylinder |
- |
Tester Display |
---|
Key Unlock Warning SW |
OK:
When the key is in the ignition key cylinder, "ON" appears on the screen.
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
INSPECT UNLOCK WARNING SWITCH ASSEMBLY |
(a) Remove the unlock warning switch assembly.
Click here
(b) Inspect the unlock warning switch assembly.
Click here
NG | ![]() |
REPLACE UNLOCK WARNING SWITCH ASSEMBLY |
|
3. |
CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - UNLOCK WARNING SWITCH ASSEMBLY - BODY GROUND) |
(a) Disconnect the 3A instrument panel junction block assembly connector.
(b) Disconnect the F13 unlock warning switch assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
3A-41 - F13-1 (UN+) |
Always |
Below 1 Ω |
3A-41 or F13-1 (UN+) - Body ground |
Always |
10 kΩ or higher |
F13-2 (UN-) - Body ground |
Always |
Below 1 Ω |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY |
(a) Remove the main body ECU (multiplex network body ECU).
Click here
*a |
Component without harness connected (Instrument Panel Junction Block Assembly) |
- |
- |
(b) Disconnect the 3A instrument panel junction block assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
3A-41 - MB-3 (KSW) |
Always |
Below 1 Ω |
OK | ![]() |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
NG | ![]() |
REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY |
Toyota CH-R Service Manual > Power Window Control System: Remote Up / Down Function does not Operate
DESCRIPTION
When the ignition switch is ON, the multiplex network master switch assembly
sends remote up and down signals to each power window regulator motor assembly via
LIN communication.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
The power window control system uses the LI ...
Toyota CH-R Service Manual > Rear Airbag Sensor: Removal
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration)
that must be performed after parts are removed, installed, or replaced during the
No. 2 side airbag sensor removal/installation are shown below.
Necessary Procedure After Parts ...