DESCRIPTION
The illumination intensity of the combination meter is increased by turning the knob of the light control rheostat upward, and decreased by turning the knob downward.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.
PROCEDURE
1. |
PERFORM ACTIVE TEST USING TECHSTREAM (LIGHT CONTROL RHEOSTAT) |
(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 / Combination Meter / Data List.
(e) Read the Data List according to the display on the Techstream.
(1) Combination Meter.
Body Electrical > Combination Meter > Data List
Tester Display |
Measurement Item |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Tail Cancel SW |
Tail cancel switch/ OFF or ON |
OFF: Tail cancel switch off ON: Tail cancel switch on |
- |
Rheostat value |
Rheostat value/ Min.: 0 Max.: 100 |
Light control rheostat switch is Dark (0) → Bright (100) |
Unit: % |
Tester Display |
---|
Tail Cancel SW |
Rheostat value |
Result |
Proceed to |
---|---|
The Data List values of ECUs match. |
A |
The Data List values of ECUs do not match. |
B |
A | ![]() |
REPLACE COMBINATION METER ASSEMBLY |
|
2. |
INSPECT LIGHT CONTROL RHEOSTAT |
(a) Remove the light control rheostat
Click here
(b) Inspect the light control rheostat
Click here
NG | ![]() |
REPLACE LIGHT CONTROL RHEOSTAT |
|
3. |
CHECK HARNESS AND CONNECTOR (LIGHT CONTROL RHEOSTAT - COMBINATION METER ASSEMBLY) |
(a) Disconnect the F4 combination meter assembly connector.
(b) Disconnect the F128 light control rheostat connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance (Check for Open):
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F4-25 (SW1) - F128-7 (T) |
Always |
Below 1 Ω |
F4-26 (SW2) - F128-3 (RV) |
Always |
Below 1 Ω |
F4-20 (SW3) - F128-1 (E) |
Always |
Below 1 Ω |
F4-24 (TC) - F128-5 (TC) |
Always |
Below 1 Ω |
Standard Resistance (Check for Short):
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F4-24 (TC) - Body ground |
Always |
10 kΩ or higher |
F4-25 (SW1) - Body ground |
Always |
10 kΩ or higher |
F4-26 (SW2) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
REPLACE COMBINATION METER ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Toyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Telematics Transceiver Disconnected (B15DB)
DESCRIPTION
If the radio and display receiver assembly cannot detect the DCM (telematics
transceiver) for a certain period of time (90 seconds) after the ignition switch
is turned on (ACC) and the radio and display receiver assembly confirms that the
information is missing by checking past DC ...
Toyota CH-R Service Manual > Wireless Door Lock Control System(w/ Smart Key System): Operation Check
OPERATION CHECK
NOTICE WHEN CHECKING FOLLOWING
(a) Wireless door lock/unlock function:
This wireless door lock control function operates only when the following 3 conditions
are met:
(1) The engine switch is off.
(2) All of the doors are closed.
(3) The power door lock control system is oper ...