DESCRIPTION
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1ABE |
Short to GND or Open in Buzzer |
Both of the following conditions are met:
|
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK DTC |
(a) Turn the ignition switch off.
(b) Turn the ignition switch to ON.
(c) Recheck for DTCs and check if the same DTC is output again.
Body Electrical > Blind Spot Monitor Slave > Trouble CodesOK:
No DTCs are output.
OK | ![]() |
USE SIMULATION METHOD TO CHECK
|
|
2. |
CHECK HARNESS AND CONNECTOR (RCTA BUZZER - BATTERY AND BLIND SPOT MONITOR SENSOR RH (SLAVE)) |
(a) Disconnect the M64 RCTA buzzer (blind spot monitor buzzer) connector.
(b) Disconnect the M63 blind spot monitor sensor RH (Slave) connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
M64-2 (BZN) - M63-3 (BUZ) |
Always |
Below 1 Ω |
M64-2 (BZN) - Body ground |
Always |
10 kΩ or higher |
(d) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
REPLACE RCTA BUZZER (BLIND SPOT MONITOR BUZZER) |
(a) Replace the RCTA buzzer (blind spot monitor buzzer).
Click here
|
4. |
CHECK DTC |
(a) Clear the DTCs.
Click here
(b) Recheck for DTCs and check if the same DTC is output again.
Body Electrical > Blind Spot Monitor Slave > Trouble CodesOK:
No DTCs are output.
OK | ![]() |
END |
NG | ![]() |
REPLACE BLIND SPOT MONITOR SENSOR RH (SLAVE) |
Toyota CH-R Service Manual > Tire Pressure Warning System: No Signal from Transmitter ID1 (C2121/21-C2125/25,C2181/81-C2185/85)
DESCRIPTION
The tire pressure warning valve and transmitters that are installed in the tire
and wheel assemblies measure the tire pressures. The measured values are transmitted
to the tire pressure warning ECU and receiver in the vehicle as radio waves. The
ECU compares the measured tire pres ...
Toyota CH-R Service Manual > Lighting System: Light Sensor Circuit Malfunction (B1244)
DESCRIPTION
The automatic light control sensor detects ambient light. The sensor creates
an electrical signal based on the amount of light detected, and sends the signal
to the main body ECU (multiplex network body ECU). The main body ECU (multiplex
network body ECU) turns on or off the headl ...