DTC Logic
DTC DETECTION LOGIC
DTC |
Display item |
Malfunction detected condition |
Possible cause |
C1604 | TORQUE SENSOR | When torque sensor output signal is malfunctioning. |
|
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-23, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK TERMINALS AND HARNESS CONNECTORS
Check EPS control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace malfunctioning parts.
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace malfunctioning parts.
2.PERFORM SELF-DIAGNOSIS
With CONSULT
Is DTC “C1604” detected? YES >> Torque sensor is malfunctioning. Replace steering column assembly. Refer to ST-12, "Removal and Installation".
NO >> Check intermittent incident. Refer to GI-41, "Intermittent Incident".
Ecu diagnosis information
ECM
Reference Value
VALUES ON THE DIAGNOSIS TOOL
NOTE:
The following table includes information (items) inapplicable to this vehicle.
For information (items) applicable
to this vehicle, refer to CONSULT display items.
Numerical values in the following table are reference values.
These v ...
P1568 signal invalid
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P1568
ICC COMMAND VALUE
(Intelligent cruise control command value)
ECM detects that a throttle valve opening angle request signal sent
from
...
Steering column
Inspection
HOLE COVER SEAL, HOLE COVER AND LOWER SHAFT
Check each part of hole cover seal, hole cover and steering column and lower
shaft for damage or other malfunctions.
Replace if necessary.
STEERING COLUMN
Check each part of steering column for damage or other
malfunctions. ...