Nissan Sentra Service Manual: 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 control unit or EPS motor malfunction is detected. |
|
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 “C1606” detected? Yes >> proceed to diagnosis procedure. Refer to stc-27, "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 the malfunctioning parts.
Is the inspection result normal? Yes >> go to 2.
No >> repair or replace the 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 C1606 detected? YES >> Replace EPS control unit. Refer to STC-39, "Removal and Installation".
NO >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
C1604 Torque sensor
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
C1604
TORQUE SENSOR
When torque sensor output signal is malfunctioning
...
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 ...
Other materials:
Precaution
Precaution for supplemental restraint system (srs) "air bag" and "seat
belt pre-tensioner"
The supplemental restraint system such as “air bag” and “seat belt pre-tensioner”,
used along
with a front seat belt, helps to reduce the risk or severity of injur ...
Precautions on child restraints
WARNING
Failure to follow the warnings and instructions
for proper use and installation
of child restraints could result in
serious injury or death of a child or
other passengers in a sudden stop or
collision:
The child restraint must be used and
...
The illumination control switch is inoperative
Description
If any of the following malfunctions is found for the illumination control
switch operation.
All switches are inopera
The specified switch cannot be operated
Diagnosis procedure
1.Check illumination control switch signal circuit
Check the illumination control switch signal ...