DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.DTC REPRODUCTION PROCEDURE
With CONSULT
Is DTC "C1604" detected?
YES >> Proceed to diagnosis procedure. Refer to STC "Diagnosis Procedure".
NO >> Inspection End.
Regarding Wiring Diagram information, refer to STC "Wiring Diagram".
1.CHECK TORQUE SENSOR POWER SUPPLY CIRCUIT
CAUTION: Never start the engine.
CAUTION:
Steering wheel in neutral position. (There is no steering force.)
Is the inspection result normal?
YES >> GO TO 2.
NO >> Perform the trouble diagnosis for battery power supply circuit. Refer to STC "Diagnosis Procedure".
2.CHECK TORQUE SENSOR GROUND CIRCUIT
CAUTION:
Steering wheel in neutral position. (There is no steering force.)
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
3.CHECK TORQUE SENSOR SIGNAL
CAUTION:
Steering wheel in neutral position. (There is no steering force.)
Is the inspection result normal?
YES >> GO TO 4.
NO >> Torque sensor is malfunctioning. Replace steering column assembly. Refer to ST "Removal and Installation".
4.CHECK CONNECTOR
Is the inspection result normal?
YES >> Replace EPS control unit. Refer to STC "Removal and Installation".
NO >> Repair or replace malfunctioning component.
C1704, C1705, C1706, C1707 Low tire
pressure
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM SELF DIAGNOSTIC RESULT
With CONSULT
Turn the ignition switch ON.
Check the tire pressure for all wheels and adjust to the specified
value. Refer to WT ...
Key switch (BCM Input)
Diagnosis Procedure
Regarding Wiring Diagram information, refer to DLK "Wiring Diagram".
1.CHECK KEY SWITCH INPUT SIGNAL
With CONSULT
Check key switch "KEY ON SW" in DATA MONITOR mode with CONSULT. Refer to BCS
"DOOR LOCK :
...