RM36D0EC _54 Brake _083077 BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS _0402316 ELECTRONICALLY CONTROLLED BRAKE SYSTEM(for Gasoline Model) C

BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS  ELECTRONICALLY CONTROLLED BRAKE SYSTEM(for Gasoline Model)  C05401C  Brake Pressure Sensor "A" Circuit Voltage Out of Range  C054028  Brake Pressure Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure  C054049  Brake Pressure Sensor "A" Internal Electronic Failure  


DESCRIPTION

The master cylinder pressure sensor is connected to the skid control ECU in the brake actuator assembly.

C401206E03
3.927,4.115 5.552,4.313 1.625,0.198 10 false Brake Actuator Assembly 2.896,1.344 4.042,1.531 1.146,0.188 10 false Skid Control ECU 5.406,2.583 6.5,2.938 1.094,0.354 10 false Master Cylinder Pressure Sensor 0.563,1.958 1.438,2.208 0.875,0.25 10 false from Battery 0.219,2.604 1.323,3.063 1.104,0.458 10 false from Stop Light Switch Assembly 0.354,3.375 1.396,3.604 1.042,0.229 10 false to Body Ground 2.76,1.979 3.073,2.177 0.313,0.198 10 false +BS 2.76,2.688 3.177,2.885 0.417,0.198 10 false STP 2.76,3.396 3.135,3.594 0.375,0.198 10 false GND 3.865,1.979 4.333,2.188 0.469,0.208 10 false VCM 3.865,2.677 4.313,2.885 0.448,0.208 10 false PMC 3.99,3.385 4.302,3.604 0.313,0.219 10 false E2 0.542,4.76 3.958,4.969 3.417,0.208 10 false VCM: Master Cylinder Pressure Sensor Power Supply 0.542,5.01 3.427,5.219 2.885,0.208 10 false PMC: Master Cylinder Pressure Sensor Input 0.542,5.26 3.427,5.479 2.885,0.219 10 false E2: Master Cylinder Pressure Sensor Ground

DTC No. Detection Item DTC Detection Condition Trouble Area
C05401C Brake Pressure Sensor "A" Circuit Voltage Out of Range The voltage of the master cylinder pressure sensor signal is less than 0.129 V or more than 3.29 V for 0.1 seconds or more. Skid control ECU (brake actuator assembly)
C054028 Brake Pressure Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure When the stop light switch assembly is off, the zero point of the master cylinder pressure sensor is less than -1.5 MPa (-15.3 kgf/cm2, -218 psi) or more than 1.5 MPa (15.3 kgf/cm2, 218 psi). Skid control ECU (brake actuator assembly)
C054049 Brake Pressure Sensor "A" Internal Electronic Failure An internal malfunction of the master cylinder pressure sensor is detected during the self test. Skid control ECU (brake actuator assembly)

DTC Detection Conditions: C05401C
Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition - - -
Malfunction Status The voltage of the master cylinder pressure sensor signal is less than 0.129 V. ○ -
The voltage of the master cylinder pressure sensor signal is more than 3.29 V. - ○
Detection Time 0.1 seconds or more. 0.1 seconds or more.
Number of Trips 1 trip 1 trip

HINT:

DTC will be output when conditions for either of the patterns in the table above are met.


DTC Detection Conditions: C054028
Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition The stop light switch assembly is off. ○ ○
Malfunction Status The zero point of the master cylinder pressure sensor is less than -1.5 MPa (-15.3 kgf/cm2, -218 psi). ○ -
The zero point of the master cylinder pressure sensor is more than 1.5 MPa (15.3 kgf/cm2, 218 psi). - ○
Detection Time - -
Number of Trips 1 trip 1 trip

HINT:

DTC will be output when conditions for either of the patterns in the table above are met.


CAUTION / NOTICE / HINT

NOTICE:

After replacing the skid control ECU (brake actuator assembly), perform acceleration sensor zero point calibration and store system information memorization.

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