DESCRIPTION
This circuit provides power to operate the blind spot monitor sensor.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR LH (MASTER) POWER SOURCE) |
*a |
Front view of wire harness connector (to blind spot monitor sensor LH (Master)) |
(a) Disconnect the blind spot monitor sensor LH (Master) connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
M62-5 (BLB) - Body ground |
Ignition switch to ON |
11 to 14 V |
M62-5 (BLB) - Body ground |
Ignition switch off |
Below 1 V |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR LH (MASTER) - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
M62-10 (BLGD) - Body ground |
Always |
Below 1 Ω |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH (SLAVE) POWER SOURCE) |
*a |
Front view of wire harness connector (to blind spot monitor sensor RH(Slave)) |
(a) Disconnect the blind spot monitor sensor RH (Slave) connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
M63-5 (BRB) - Body ground |
Ignition switch to ON |
11 to 14 V |
M63-5 (BRB) - Body ground |
Ignition switch off |
Below 1 V |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH (SLAVE) - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
M63-10 (BRGD) - Body ground |
Always |
Below 1 Ω |
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
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Toyota CH-R Service Manual > Can Communication System: Front Camera Module Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Front Camera Module Communication Stop Mode
Any of the following conditions are met:
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