DTC Logic
DTC DETECTION LOGIC
| DTC | Display Item | Malfunction detected condition | Possible causes |
| C1142 | PRESS SEN CIRCUIT | When a malfunction is detected in master cylinder pressure sensor. |
|
DTC CONFIRMATION PROCEDURE
1.CHECK SELF DIAGNOSTIC RESULT
With CONSULT
Turn ignition switch ON.
Perform self diagnostic result.
Is DTC C1142 detected? YES >> Proceed to diagnosis procedure. Refer to BRC-79, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK STOP LAMP SWITCH SYSTEM
Check stop lamp switch system. Refer to BRC-70, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace malfunctioning components.
2.CHECK BRAKE FLUID LEAKAGE
Check brake fluid leakage. Refer to BR-9, "Inspection".
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace malfunctioning components.
3.CHECK BRAKE PEDAL
Check brake pedal. Refer to BR-15, "Adjustment".
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace malfunctioning components.
4.CHECK SELF DIAGNOSTIC RESULT
With CONSULT
Turn ignition switch ON.
Perform self diagnostic result.
Erase DTCs.
Start engine and drive vehicle for a short period of time.
Turn ignition switch ON.
Perform self diagnostic result.
Is DTC C1142 detected? YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-110, "Removal and Installation".
NO >> Inspection End.
C1140 Actuator relay system
C1143 Steering angle sensorIpdm-e branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the IPDM E/R for damage, bend and
loose connection (unit side
and connector side).
Is the inspection result normal?
Yes ...
Diagnosis and repair workflow
Work flow
Overall sequence
Detailed flow
1. Obtain information about symptom
Interview the customer to obtain as much information as possible about the
conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2. Confirm concern
Check the malfunction on the veh ...
P1574 ASCD Vehicle speed sensor
Description
The ECM receives two vehicle speed sensor signals via CAN communication line.
One is sent from combination
meter, and the other is from TCM (Transmission control module). The ECM uses
these signals for ASCD
control. Refer to EC-51, "AUTOMATIC SPEED CONTROL DEVICE (ASCD) : Sys ...