Toyota Corolla Cross: Fail-safe Chart
FAIL-SAFE CHART
FAIL-SAFE FUNCTION
(a) If a malfunction is detected in the parking support brake system,
the warning message "PKSB Malfunction Visit Your Dealer" or "PKSB Unavailable" is
displayed on the multi-information display, the PKSB OFF indicator light blinks
and the parking support brake system control is prohibited as necessary.
(b) If the clearance warning ECU assembly judges that there is
foreign matter on an ultrasonic sensor or detection of objects is not possible in
severe weather such as snow, the warning message "PKSB Unavailable" is displayed,
the PKSB OFF indicator light blinks and control is canceled. The warning message
"PKSB Unavailable" is temporarily displayed and turns off. The PKSB OFF indicator
light blinks to inform the driver of the malfunction. When detection of an obstacle
is possible, the PKSB OFF indicator turns off and the parking support brake system
control returns to normal.
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DATA LIST / ACTIVE TEST
DATA LIST
NOTICE:
In the table below, the values listed under "Normal Condition" are
reference values. Do not depend solely on these reference values when decidi
DIAGNOSTIC TROUBLE CODE CHART
Parking Support Brake System
DTC No.
Detection Item
Link
U010087
Lost Communication with ECM/PCM "A&qu
VEHICLE CONTROL HISTORY (RoB)
VEHICLE CONTROL HISTORY (CLEARANCE WARNING)
HINT:
Part of the control history can be confirmed using the vehicle control
history.
Click here
VEHICLE CONTROL HI
SEE MORE:
PARTS LOCATION ILLUSTRATION
*1 SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)
*2 SLIDING ROOF SWITCH (MAP LIGHT ASSEMBLY)
*3 FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (for RH)
*4 FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (for LH) ILLUSTRATION
*1
Calmly perform the following actions if any of the warning
lights comes on or flashes. If a light comes on or flashes, but
then goes off, this does not necessarily indicate a malfunction
in the system. However, if this continues to occur, have the
vehicle inspected by your Toyota dealer.
Actions to
