FAIL-SAFE CHART
AUTOMATIC HIGH BEAM SYSTEM
(a) The main body ECU (multiplex network body ECU) operates in fail-safe mode if an abnormal condition such as those listed below has been detected.
Item |
Abnormality Detection Condition |
Return Condition |
Warning (Multi-information Display) |
---|---|---|---|
Yaw Rate Signal Malfunction |
Normal yaw rate signal is not detected. |
Normal yaw rate signal is detected. |
"Headlight System Malfunction Visit Your Dealer" displayed |
Speed Sensor Signal Malfunction |
Normal speed sensor signal is not detected. |
Normal speed sensor signal is detected. |
"Headlight System Malfunction Visit Your Dealer" displayed |
CAN Communication System Malfunction |
Normal CAN communication system is not detected. |
Normal CAN communication system is detected. |
"Headlight System Malfunction Visit Your Dealer" displayed |
Forward Recognition Camera Signal Malfunction |
Normal forward recognition camera signal is not detected. |
Normal forward recognition camera signal is detected. |
"Headlight System Malfunction Visit Your Dealer" displayed |
Toyota CH-R Service Manual > Theft Deterrent / Keyless Entry: Relay
Inspection
INSPECTION
PROCEDURE
1. INSPECT SECURITY WARNING RELAY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Switch Condition
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Toyota CH-R Service Manual > Tire Pressure Warning System: ECU Power Source Circuit
DESCRIPTION
This is the power source for the tire pressure warning ECU and receiver.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the tire pressure warning ECU and receiver, read the
transmitter IDs stored in the old ECU using the Techstream and write them
dow ...