Nissan Sentra Service Manual: Multiport Fuel Injection System or Engine Control System
- Before connecting or disconnecting any harness connector for the
multiport fuel injection system or ECM:
Turn ignition switch to “OFF” position.
Disconnect negative battery terminal.
Otherwise, there may be damage to ECM.
- Before disconnecting pressurized fuel line from fuel pump to injectors, be sure to release fuel pressure.
- Be careful not to jar components such as ECM and mass air flow sensor.
Fuel (Regular Unleaded Gasoline Recommended)
Use unleaded regular gasoline with an octane rating of at least 87 AKI
(Anti-Knock Index) number (Research
octane number 91). E-85 fuel (85% fuel ethanol, 15% unleaded gasoline) may only
be used ...
Hoses
HOSE REMOVAL AND INSTALLATION
To prevent damage to
rubber hose, do not pry off rubber hose with
tapered tool or screwdriver.
To reinstall the
rubber hose secure ...
Other materials:
U0140 Lost communication (BCM)
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
[Trouble diagnosis content]
DTC detection condition
Possible causes
U0140
LOST COMM (BCM)
[Lost Communication With
Body Control Module]
When the ignition switch is ON, TCM is unable
to receive the CAN ...
ECU diagnosis information
Diagnosis sensor unit
DTC Index
DIAGNOSTIC CODE CHART
NOTE:
Follow the procedures in numerical order when repairing malfunctioning
parts. Confirm whether malfunction is
eliminated using air bag warning lamp or CONSULT each time repair is finished.
If malfunction is still
observed, proceed ...
System description
Component parts
AUTOMATIC DOOR LOCK/UNLOCK FUNCTION
AUTOMATIC DOOR LOCK/UNLOCK FUNCTION
: Component Parts Location
BCM
(view with instrument panel removed)
Main power window and door lock/unlock
switch
Power window and door lock/unlock
switch RH
Front door lock key cylinder ...