Nissan Sentra Service Manual: Tcm branch line circuit
Diagnosis Procedure
1.Check connector
- Turn the ignition switch off.
- Disconnect the battery cable from the negative terminal.
- Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).
- TCM
- Harness connector f50
- Harness connector E64
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.Check harness for open circuit
- Disconnect the connector of tcm.
- Check the resistance between the TCM harness connector terminals.
Is the measurement value within the specification? Yes >> go to 3.
No >> repair the tcm branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the tcm. Refer to tm-234, "diagnosis procedure".
Is the inspection result normal? Yes (present error)>>replace the tcm. Refer to the tm-263, "removal and installation".
Yes (past error)>>error was detected in the tcm branch line.
No >> repair the power supply and the ground circuit.
Ipdm-e branch line circuit
Diagnosis Procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the ipdm e/r for damage, ben ...
A-bag branch line circuit
Diagnosis procedure
Warning:
Always observe the following items for preventing accidental
activation.
Before servicing, turn ignition switch off, disconnect battery
negative terminal, and w ...
Other materials:
Diagnosis system (ipdm e/r) (without intelligent key system)
Diagnosis Description
AUTO ACTIVE TEST
Description
In auto active test, the IPDM E/R sends a drive signal to the following
systems to check their operation.
Front wiper (LO, HI)
Parking lamp
License plate lamp
Tail lamp
Front fog lamp (if equipped)
Headlamp (LO, HI)
A/C compres ...
System description
Component parts
Nissan vehicle immobilizer system-nats
Nissan vehicle immobilizer systemnats
: component parts location
Bcm
(view with instrument panel removed)
Dongle unit (canada only)
(behind instrument panel lh)
Ignition switch
Nats antenna amp.
(Inside steering column) ...
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.
...
