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 > Steering Wheel: Installation
INSTALLATION
CAUTION / NOTICE / HINT
NOTICE:
Do not replace the spiral cable with sensor sub-assembly with the battery
connected and the ignition switch ON.
Do not rotate the spiral cable with sensor sub-assembly without the
steering wheel assembly installed with the battery c ...
Toyota CH-R Service Manual > Continuously Variable Transaxle System: Diagnosis System
DIAGNOSIS SYSTEM
OBD II (w/ Canister Pump Module)
(a) When troubleshooting OBD II (On-Board Diagnostics) vehicles, an OBD II scan
tool (complying with SAE J1978) must be connected to the DLC3 (Data Link Connector
3) of the vehicle. Various data in the vehicle ECM (Engine Control Module) can be ...