Toyota Camry (XV70): Brake Pressure Sensor "A" Circuit Voltage Out of Range (C05401C,C054028,C054049)
DESCRIPTION
The master cylinder pressure sensor is connected to the skid control ECU in the brake actuator assembly.
|
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) |
|
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 system information memorization.
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PROCEDURE
| 1. |
REPLACE BRAKE ACTUATOR ASSEMBLY |
(a) Replace the skid control ECU (brake actuator assembly).
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Brake System Control Module "A" System Internal Failure (C059704)
DESCRIPTION The skid control ECU (brake actuator assembly) stores this DTC if malfunctions are found in a circuit inside the ECU by self diagnosis.
DTC No. Detection Item
DTC Detection Co
ECM Communication (C124A00)
DESCRIPTION If the vehicle information stored by the skid control ECU (brake actuator assembly) does not match that sent from the ECM or a new skid control ECU (brake actuator assembly) is installed a
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DESCRIPTION The skid control ECU (brake actuator assembly) measures the speed of each wheel by receiving signals from each speed sensor.
These signals are used for recognizing that all four wheels a
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Lost Communication with Blind Spot Monitor Slave Module (U0232)
DESCRIPTION This DTC is stored when the blind spot monitor sensor RH judges that there is a communication problem with the blind spot monitor sensor LH.
DTC No. Detection Item
DTC Detection Condition Trouble Area
U0232 Lost Communication with Blind Spot Monitor Slave Module
Touch Panel Switch does not Function
CAUTION / NOTICE / HINT
NOTICE:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.
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When replacing the radio and display
