DTC Logic
DTC DETECTION LOGIC
| DTC | Display Item | Malfunction detected condition | Possible causes |
| C1198 | VACUUM SEN CIR |
|
|
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
Is DTC C1198 detected? YES >> Proceed to diagnosis procedure. Refer to BRC-107, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to BRC-57, "Wiring Diagram".
1.CHECK VACUUM SENSOR CIRCUIT


Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace malfunctioning components.
2.CHECK TERMINAL
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace malfunctioning components.
3.REPLACE VACUUM SENSOR
With CONSULT
CAUTION: Always replace brake booster because vacuum sensor cannot be disassembled.
Is DTC “C1198� detected? YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-136, "Removal and Installation".
NO >> Inspection End.
C1197 vacuum sensor
C1199 brake boosterPreparation
Special Service Tool
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
—
(J-46534)
Trim Tool Set
Removing trim components
Commercial Service Tools
(TechMate No ...
Circuit inspection
DESCRIPTION
In general, testing electrical circuits is an easy task if it is
approached in a logical and organized method.
Before beginning it is important to have all available information on the
system to be tested. Also, get a thorough
understanding of system operation. Then y ...
Satellite radio reception (if so equipped)
When the satellite radio is used for the first time
or the battery has been replaced, the satellite
radio may not work properly. This is not a malfunction.
Wait more than 10 minutes with satellite
radio ON and the vehicle outside of any metal or
large building for satellite radio to receive a ...