ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT RAIN SENSOR
|
(a) Disconnect the R1 rain sensor connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
R1-4 (SIG) - R1-2 (ES) |
Ignition switch ON |
11 to 14 V |
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
R1-2 (ES) - Body ground |
Always |
Below 1 Ω |
If the result is not as specified, repair or replace the harness or connector.
|
(d) Reconnect the R1 rain sensor connector. |
|
(e) Connect an oscilloscope to the rain sensor connector.
(f) Check for pulses.
OK:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
3 (MPX) - 2 (ES) |
Ignition switch ON |
Pulse generation |
If the result is not as specified, replace the rain sensor.
Components
RemovalToyota CH-R Service Manual > Occupant Classification System: Parts Location
PARTS LOCATION
ILLUSTRATION
*1
FRONT SEAT INNER BELT ASSEMBLY RH
*2
AIRBAG SENSOR ASSEMBLY
*3
OCCUPANT DETECTION ECU
*4
FRONT IN WEIGHT DETECTION SENSOR SUB-ASSEMBLY
*5
REAR ...
Toyota CH-R Service Manual > Can Communication System: Data List / Active Test
DATA LIST / ACTIVE TEST
NOTICE:
In the table below, the values listed under "Normal Condition" are reference
values. Do not depend solely on these reference values when deciding whether a part
is faulty or not.
HINT:
Using the Techstream to read the Data List allows the values or s ...