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 sensorDoor lock actuator
Driver side
Driver side : component function check
1.CHECK FUNCTION
Select DOOR LOCK of BCM using CONSULT.
Select DOOR LOCK in ACTIVE TEST mode.
Touch ALL LOCK or ALL UNLK to check that it works normally.
Is the inspection result normal?
YES >> Door lock actuator is OK.
NO > ...
Precaution for Harness Repair
Solder the repair part, and wrap it with tape. [Twisted wire
fray
must be 110 mm (4.33 in) or less.]
Do not bypass the repair point with wire. (If it is
bypassed, the turnout
point cannot be separated and the twisted wire characteristics
are lost.)
...
Basic inspection
Diagnosis and repair workflow
Work Flow (With GR8-1200 NI)
STARTING SYSTEM DIAGNOSIS WITH GR8-1200 NI
To test the starting system, use the following special service tool:
GR8-1200 NI Multitasking battery and electrical diagnostic station
NOTE:
Refer to the diagnostic station Instruction M ...