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
Electrical units location
Engine compartment
Passenger compartment
Luggage compartment
...
Standardized relay
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:
Symptom diagnosis
HEATER AND AIR CONDITIONING SYSTEM
CONTROL SYMPTOMS
Diagnosis Chart By Symptom
Note:
Perform the self-diagnoses with consult before performing the symptom
diagnosis. If dtc is detected, perform
the corresponding diagnosis.
INSUFFICIENT COOLING
Description
Symptom
Insufficient ...
Symptom diagnosis
Noise, vibration and harshness (NVH) troubleshooting
NVH troubleshooting chart
Locate the area where noise occurs.
Confirm the type of noise.
Specify the operating condition of engine.
Check specified noise source.
If necessary, repair or replace these parts.
Closely relate ...
Moon roof
Use the overhead switches to open and close the moon roof and
tilt it up and down.
Opening and closing
Opens the moon roof*
The moon roof stops slightly before
the fully open position to reduce
wind noise.
Press the switch again to fully open
the moon roof.
Closes the moon roof*
...
