DIAGNOSIS SYSTEM
DESCRIPTION
(a) Blind spot monitor data and Diagnostic Trouble Codes (DTCs) can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and to perform repairs.
CHECK DLC3
(a) Check the DLC3.
Click here
DIAGNOSIS FUNCTION
(a) The blind spot monitor system displays an error message on the multi-information display to inform the driver that the system is unavailable either temporarily or due to a malfunction.
Multi-information display displays "Blind Spot Monitor Unavailable".
Multi-information display displays "Blind Spot Monitor System malfunction. Visit Your Dealer".
ABNORMALITY HISTORY
HINT:
The abnormality history for a blind spot monitor sensor can be displayed or cleared.
(a) Check abnormality history
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch to ON.
(3) Turn the Techstream on.
(4) Turn the blind spot monitor system on.
(5) Enter the following menus: Body Electrical / Blind Spot Monitor Master or Blind Spot Monitor Slave / Utility / BSM Master Abnormal History or BSM Slave Abnormal History.
Body Electrical > Blind Spot Monitor Master > Utility
Tester Display |
---|
BSM Master Abnormal History |
Tester Display |
---|
BSM Slave Abnormal History |
(6) Check the results displayed for the abnormality history check.
HINT:
Click here
Tester Display |
Item Explanation |
Suspected Area |
---|---|---|
History of Module Blockage |
History of blind spot monitor sensor detection problems due to snow, rain, etc. on the bumper |
|
History of Low Voltage |
History of low supply battery voltage from battery to the blind spot monitor sensor |
Power Source Circuit Click here
|
History of High Voltage |
History of high supply battery voltage from battery to the blind spot monitor sensor |
|
History of Low Temperature |
History of low temperature for the blind spot monitor sensor |
|
History of High Temperature |
History of high temperature for the blind spot monitor sensor |
(b) Clearing abnormality history
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch to ON.
(3) Turn the Techstream on.
(4) Turn the blind spot monitor system on.
(5) Enter the following menus: Body Electrical / Blind Spot Monitor Master or Blind Spot Monitor Slave / Utility / BSM Master Abnormal History or BSM Slave Abnormal History.
Body Electrical > Blind Spot Monitor Master > Utility
Tester Display |
---|
BSM Master Abnormal History |
Tester Display |
---|
BSM Slave Abnormal History |
(6) Clear the abnormality history.
Toyota CH-R Service Manual > Vehicle Stability Control System: Acceleration Sensor Power Supply Voltage Malfunction (C1381)
DESCRIPTION
This DTC is stored when the skid control ECU (brake actuator assembly) receives
a sensor supply voltage malfunction signal from the yaw rate and acceleration sensor
(airbag sensor assembly).
DTC No.
Detection Item
DTC Detection Condition
...
Toyota CH-R Service Manual > Occupant Classification Ecu: Installation
INSTALLATION
PROCEDURE
1. INSTALL OCCUPANT DETECTION ECU
(a) Engage the claw to install the occupant detection ECU.
NOTICE:
If the occupant detection ECU has been dropped, or there are any cracks,
dents or other defects in the case or connector, replace the occupant detection ...