DTC Logic
DTC DETECTION LOGIC
|
DTC |
Display item |
Malfunction detected condition |
Possible cause |
| C1607 | EEPROM | When the memory (EEPROM) system malfunction is detected in EPS control unit. | EPS control unit |
| C1608 | CONTROL UNIT | When the internal malfunction is detected in EPS control unit. |
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 “C1607” or “C1608” detected? YES >> Proceed to diagnosis procedure. Refer to STC-25, "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 “C1607” or “C1608” detected? YES >> EPS control unit is malfunctioning. Replace steering column assembly. Refer to STC-36, "Removal and Installation".
NO >> Check intermittent incident. Refer to GI-41, "Intermittent Incident".
C1606 EPS motor
C1609 vehicle speed signalP0327, P0328 KS
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0327
KNOCK SEN/CIRC-B1
(Knock sensor 1 circuit low bank 1 or single
sensor)
An excessively low voltage from the knock sensor is sent to ECM.
...
Main power supply and ground circuit
Diagnosis Procedure
1.CHECK TCM POWER CIRCUIT (PART 1)
Turn ignition switch OFF.
Disconnect TCM connector.
Check voltage between TCM harness connector terminals and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK TCM ...
Windshield wiper and washer switch
WARNINGIn freezing temperatures the washer solution
may freeze on the window and obscure
your vision which may lead to an
accident. Warm the window with the defroster
before you wash the window.
CAUTION
Do not operate the washer continuously
for ...