FAIL-SAFE CHART
RAIN SENSOR FAIL-SAFE FUNCTION
(a) The windshield wiper switch assembly performs the fail-safe function when the wiper system cannot properly receive the necessary signals for wiper system control or a wiper system component is malfunctioning.
Item |
Fail-safe Function |
Conditions to Return to Normal Condition |
---|---|---|
Rain sensor LIN communication error |
Continues control according to the conditions detected before the malfunction |
LIN communication returns to normal. |
Rain sensor voltage is too low |
Rain sensor voltage returns to normal. |
|
Abnormal rain sensor signal |
Performs intermittent operation according to the position of the auto sensitivity adjustment switch. |
The rain sensor returns to normal. |
The rain sensor temperature is too high (90°C (194°F) or higher). |
Stops the wiper operation |
|
The rain sensor temperature is too low (-15°C (5°F) or lower). |
Toyota CH-R Service Manual > Windshield Deicer System: Operation Check
OPERATION CHECK
CHECK WINDSHIELD DEICER SYSTEM
NOTICE:
If the battery voltage becomes low, windshield deicer operation is canceled to
prioritize supplying power to the power steering system.
Click here
(a) Turn the ignition switch to ON.
(b) Check that the windshield deicer becomes warm ...
Toyota CH-R Service Manual > Navigation System: Radio Receiver Power Source Circuit
DESCRIPTION
This is the power source circuit to operate the radio and display receiver assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following
procedure.
PROCEDURE
1.
CHECK HARNES ...