Nissan Sentra Service Manual: DTC/circuit diagnosis
- C1601 Battery power supply
- C1604 Torque sensor
- C1606 EPS Motor
- C1607, C1608 EPS Control unit
- C1609 Vehicle speed signal
- U1000 CAN Comm circuit
- EPS Warning lamp
Basic inspection
Diagnosis and repair workflow
Work Flow
Detailed flow
1.Interview from the customer
Clarify customer complaints before inspection. First of all,
perform an interview utilizing stc-20, "dia ...
C1601 Battery power supply
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
C1601
BATTERY VOLT
When a power supply voltage to the EPS control unit
...
Other materials:
Vin registration
Description
VIN Registration is an operation to registering VIN in ECM. It must be
performed each time ECM is replaced.
NOTE:
Accurate VIN which is registered in ECM may be required for Inspection &
Maintenance (I/M).
Work Procedure
1.CHECK VIN
Check the VIN of the vehicle and note it. ...
Service data and specifications (SDS)
Steering Wheel
Steering Angle
Steering Column
STEERING COLUMN LENGTH
TILT MECHANISM OPERATING RANGE
Power Steering Gear
STEERING OUTER SOCKET AND INNER SOCKET
RACK STROKE
...
P014C, P014D, P015A, P015B A/F Sensor 1
DTC Logic
DTC DETECTION LOGIC
To judge the malfunction of A/F sensor 1, this diagnosis measures response
time of the A/F signal computed
by ECM from the A/F sensor 1 signal. The time is compensated by engine operating
(speed and load), fuel
feedback control constant, and the A/F sensor 1 tem ...