DIAGNOSIS SYSTEM
1. 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 repair it.
2. CHECK DLC3
(a) Check the DLC3 (See page ).
3. 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 "BSM not available".
Multi-information display displays "Check BSM system".
4. 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 main switch assembly (warning canceling switch assembly) 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
(6) Check the results displayed for the abnormality history check.
HINT:
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 (See page |
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 |
Check the outside temperature |
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 main switch assembly (warning canceling switch assembly) 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
(6) Clear the BSM Master Abnormal History and/or BSM Slave Abnormal History.
Precaution
PRECAUTION
1. INSPECTION PROCEDURE FOR VEHICLE INVOLVED IN ACCIDENT
(a) Perform the zero point calibration and sensitivity check if any of the following
conditions apply.
The occupant detection ECU is replaced.
Accessories (seatback tray and seat cover, etc.) are installed.
The f ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK DRIVER SIDE JUNCTION BLOCK AND MAIN BODY ECU (MULTIPLEX NETWORK BODY
ECU)
(a) Disconnect the MB main body ECU (multiplex network body ECU) connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on ...
Lost Communication With Vehicle Dynamics Control Module (U0122)
DESCRIPTION
This DTC is detected if communication is lost with the skid control ECU (brake
actuator assembly).
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0122
Lost Communication with Vehicle Dynamics Contro ...