DESCRIPTION
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1421 |
Open or Short in Master Cylinder Pressure Sensor |
Any of the following is detected:
|
Brake actuator assembly (Master cylinder pressure sensor) |
C1423 |
Master Cylinder Pressure Sensor Zero Point Low Malfunction |
Master cylinder pressure is below -0.744 MPa (-7.6 kgf/cm2, -107 psi) for 5 seconds or more. |
Brake actuator assembly (Master cylinder pressure sensor) |
C1424 |
Master Cylinder Pressure Sensor Output Malfunction |
Any of the following is detected:
|
Brake actuator assembly (Master cylinder pressure sensor) |
C142A |
Master Cylinder Pressure Sensor Internal Malfunction |
Any of the following is detected:
|
Brake actuator assembly (Master cylinder pressure sensor) |
C1449 |
Master Cylinder Output Value Malfunction |
Master cylinder pressure sensor invalid condition continues for 0.2 seconds or more. |
Brake actuator assembly (Master cylinder pressure sensor) |
HINT:
DTC will be output when conditions for any of the patterns in the table above are met.
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (brake actuator assembly), perform zero point
calibration and store system information (See page
).
PROCEDURE
1. |
REPLACE BRAKE ACTUATOR ASSEMBLY |
(a) Replace the brake actuator assembly (master cylinder pressure sensor) (See
page
).
NEXT | ![]() |
END |
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT BRAKE MASTER CYLINDER FLUID PRESSURE CHANGE
(a) Inspect the battery positive voltage.
Battery positive voltage:
10 to 14 V
(b) Turn the ignition switch to OFF, and depress the brake pedal more than 20
times.
HINT:
When pressure in the accumulator ...
Touch Panel Switch does not Function
PROCEDURE
1.
CHECK MULTI-DISPLAY
(a) Check if there is any foreign matter caught between the display and exterior
frame of the multi-display.
OK:
No foreign matter is caught between the display and exterior frame of the multi-display.
HINT:
If there is foreig ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. READ DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or sig ...