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:
Power supply and ground circuit
Av control unit
Av control unit : diagnosis procedure
Regarding Wiring Diagram information, refer to AV-234, "Wiring Diagram".
1.Check fuse
Check that the following fuses are not blown.
Are the fuses blown?
Yes >> replace the blown fuse after repairing the affected circuit.
...
Engine compartment check locations
MRA8DE engine
Engine oil filler cap
Brake and clutch (if so equipped) fluid
reservoir
Air cleaner
Battery
Fuse/fusible link box
Engine coolant reservoir
Radiator cap
Engine oil dipstick
Drive belt location
Windshield-washer fluid reservoir
...
Preparation
Special service tool
The actual shape of the tools may differ from those illustrated here.
HFC-134a (r-134a) service tool and equipmen.T.
Do not mix HFC-134a (R-134a) refrigerant and/or its specified oil with CFC-12
(R-12) refrigerant and/or its oil.
Separate and non-interchangeable se ...
