Nissan Rogue Service Manual: C1607, C1608 EPS control unit
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
- Turn the ignition switch OFF to ON.
- Perform “EPS” self-diagnosis.
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
- Erase self-diagnostic results for “EPS”.
- Turn the ignition switch OFF, and then wait 10 seconds and more.
- Perform self-diagnosis for “EPS”.
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
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
C1606
EPS MOTOR
When the motor driver malfunction of EPS c ...
C1609 vehicle speed signal
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
C1609
CAN VHCL SPEED
Malfunction is detected in v ...
Other materials:
Removal and installation
FRONT AIR CONTROL
Removal and Installation
REMOVAL
Release the front air control clips and pawls using a suitable
tool.
: Metal clip
: Pawl
Disconnect the harness connector from the front air control (1)
and remove.
INSTALLATION
Installation is in the reverse order of ...
DTC/circuit diagnosis
U1000 CAN COMM CIRCUIT
Description
Refer to LAN-8, "System Description".
DTC Logic
DTC DETECTION LOGIC
CONSULT Display
DTC Detection Condition
Possible Cause
CAN COMM CIRCUIT
[U1000]
When IPDM E/R cannot communicate with CAN communication
sig ...
Information display is malfunctioning
Diagnosis Procedure
1.CHECK DTC WITH ECM
Check that DTC is not displayed.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Perform trouble diagnosis relevant to DTC indicated.
2.CHECK INFORMATION DISPLAY (ASCD)
Refer to EC-475, "Component Function Check".
Is ...
