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:
P0101 MAF sensor
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0101
MAF SEN/CIRCUIT-B1
(Mass or volume air Flow ″A″ circuit range/
performance)
A high voltage from the sensor is sent to ...
Periodic maintenance
REAR WHEEL HUB AND HOUSING
Inspection
INSPECTION
Make sure the conditions (looseness, back lash) of each component and
component conditions (wear, damage)
are normal.
WHEEL HUB AND BEARING INSPECTION
Move wheel hub and bearing in the axial direction by hand. Make
sure there is no ...
Idle air volume learning
Description
Idle Air Volume Learning is a function of ECM to learn the idle air volume
that keeps each engine idle speed
within the specific range. It must be performed under any of the following
conditions:
Each time electric throttle control actuator or ECM is replaced.
Idle spee ...
