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".
Normal operating condition
Description
FUEL CUT CONTROL (AT NO LOAD AND HIGH ENGINE SPEED)
If the engine speed is above 1,800 rpm under no load (for example, the
selector lever position is neutral and
engine speed is over 1,800 rpm) fuel will be cut off after some time. The exact
time when the fuel is cut off varies
b ...
Air conditioner operation
Start the engine, turn the fan control dial to the
desired position, and press the
button to
activate the air conditioner. When the air conditioner
is on, cooling and dehumidifying functions
are added to the heater operation.
The air conditioner cooling function operates
only when the engin ...
Basic inspection
COMPONENT INSPECTION
Inspection
AFTER A COLLISION
WARNING:
Inspect all seat belt assemblies including retractors and attaching hardware
after any collision.
NISSAN/INFINITI recommends that all seat belt assemblies in use during a
collision be replaced
unless the collision was minor and t ...