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.
Toyota CH-R Service Manual > Meter / Gauge System: System Description
SYSTEM DESCRIPTION
INPUT AND OUTPUT SIGNALS OF COMBINATION METER ASSEMBLY
(a) Meter or Gauge
Item
Condition
Input/Output
Communication line
Signal
Component
Speedometer
Gauge
Input
...
Toyota CH-R Service Manual > Vehicle Stability Control System: Steering Angle Sensor Power Source Voltage Malfunction (C1432)
DESCRIPTION
This DTC is stored when the skid control ECU (brake actuator assembly) receives
a +B line open signal from the steering angle sensor.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1432
Steering Ang ...