DTC Logic
DTC DETECTION LOGIC
| DTC | Display Item | Malfunction detected condition | Possible causes |
| C1199 | BRAKE BOOSTER | When brake booster vacuum is approx. 0 kPa (0 mm- Hg) during engine running. |
|
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
Is DTC C1199 detected? YES >> Proceed to diagnosis procedure. Refer to BRC-109, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to BRC-57, "Wiring Diagram".
1.CHECK BRAKE BOOSTER
Is the inspection result normal? YES >> GO TO 2.
NO >> Replace brake booster. Refer to BR-30, "Removal and installation".
2.CHECK VACUUM PIPING
Check vacuum piping. Refer to BR-32, "Exploded View".
Is the inspection result normal? YES >> GO TO 3.
NO >> Replace vacuum piping. Refer to BR-32, "Removal and Installation".
3.CHECK VACUUM SENSOR CIRCUIT


Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace malfunctioning components.
4.CHECK TERMINAL
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace malfunctioning components.
5.REPLACE VACUUM SENSOR
With CONSULT
CAUTION: Always replace brake booster because vacuum sensor cannot be disassembled.
Is DTC “C1199” detected? YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-136, "Removal and Installation".
NO >> Inspection End.
C1198 vacuum sensor
C119A vacuum sensorSymptom diagnosis
PUSH-BUTTON IGNITION SWITCH DOES NOT OPERATE
Description
Check that vehicle Operating Conditions are as listed in “Conditions of
Vehicle” below before starting Diagnosis
Procedure. Make sure to check each symptom in Diagnosis Procedure.
NOTE:
The engine start function, door lock functio ...
U1000 CAN COMM CIRCUIT
Description
CAN communication allows a high rate of information transmission through the
two communication lines
(CAN-H line and CAN-L line) connecting various control units in the system. Each
control unit transmits/
receives data but selectively reads required data only.
DTC Logic
DTC DET ...
Basic inspection
DIAGNOSIS AND REPAIR WORK FLOW
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.CHECK SYMPTOM
...