Nissan Sentra Service Manual: Harness connector
Description
Harness connector (tab-locking type)
- The tab-locking type connectors help prevent accidental looseness or
disconnection.
- The tab-locking type connectors are disconnected by pushing or lifting
the locking tab(s). Refer to the figure
below.
Refer to the next page for description of the slide-locking type
connector.
Caution:
Do not pull the harness or wires when disconnecting the connector.
[Example]

Harness connector (slide-locking type)
- A new style slide-locking type connector is used on certain systems and
components, especially those
related to obd.
- The slide-locking type connectors help prevent incomplete locking and
accidental looseness or disconnection.
- The slide-locking type connectors are disconnected by pushing or pulling
the slider. Refer to the figure
below.
Caution:
- Do not pull the harness or wires when disconnecting the connector.
- Be careful not to damage the connector support bracket when
disconnecting the connector.
[Example]

Harness connector (lever locking type)
- Lever locking type harness connectors are used on certain control units
and control modules such as ecm,
abs actuator and electric unit (control unit), etc.
- Lever locking type harness connectors are also used on super multiple
junction (smj) connectors.
- Always confirm the lever is fully locked in place by moving the lever as
far as it will go to ensure full connection.
Caution:
Always confirm the lever is fully released (loosened) before attempting
to disconnect or connect
these connectors to avoid damage to the connector housing or terminals.

- Control unit with single lever
- Fasten
- Loosen
- Lever
- Control unit with dual lever
- Lever
- Fasten
- Loosen
- Smj connector
- Lever
- Fasten
- Loosen
Harness connector (direct-connect srs component type)
- Srs direct-connect type harness connectors are used on certain srs
components such as air bag modules
and seat belt pre-tensioners.
- Always pull up to release black locking tab prior to removing connector
from srs components.
- Always push down to lock black locking tab after installing connector to
srs components.When locked, the
black locking tab is level with the connector housing.
Caution:
Do not pull the harness or wires when removing connectors
from srs components.

Electrical units location
Engine compartment
Passenger compartment
Luggage compartment
...
Description
Normal open, normal closed and mixed type relays
Relays can mainly be divided into three types: normal open, normal closed and
mixed type relays.
Type of standardized relays
...
Other materials:
How to read the displayed lines
Guiding lines which indicate the vehicle width
and distances to objects with reference to the
vehicle body line A are displayed on the monitor.
Distance guide lines:
Indicate distances from the vehicle body.
Red line 1 : approx. 1.5 ft (0.5 m)
Yellow line 2 : approx. 3 ft (1 m)
Green ...
System description
Component parts
Component parts location
Front tweeter LH
Steering switches
Audio unit
Front tweeter rh
Microphone
Front door speaker lh
Front door speaker rh
Rear speaker rh
Rear speaker lh
Antenna amp.
Satellite antenna
Window antenna
Usb interface
BluetoothВ® ...
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 malfuncti ...
© 2014-2025 Copyright www.nisentra.com