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:
Positive crankcase ventilation
Inspection
1.CHECK PCV VALVE
With engine running at idle, remove PCV valve from rocker cover. A
properly working valve makes a hissing noise as air passes through
it. A strong vacuum should be felt immediately when a finger is
placed over valve inlet.
Is the inspection result normal?
YES &g ...
Dtc/circuit diagnosis
Sport mode switch
Component function check
1. Check sport mode switch operation
Turn ignition switch on.
Check SPORT mode indicator lamp turns ON/OFF on combination meter when
turn SPORT mode switch
ON/OFF.
Is the inspection result normal?
Yes >> go to 2.
No >> procee ...
Glove box lamp
Removal and installation
Warning:
Do not touch bulb while it is lit or right after being turned off.
Burning may result.
Caution:
Do not touch glass surface of the bulb with bare hands or allow oil or
grease to get on it to prevent
damage to bulb.
Removal
Remove the glove box assembly ...
