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:
Dtc/circuit diagnosis
U1000 can comm circuit
Description
Refer to LAN-7, "CAN COMMUNICATION SYSTEM : System Description".
Dtc logic
Dtc detection logic
Consult display
Dtc detection condition
Possible cause
Can comm circuit
[u1000]
When ipdm e/r cannot communicate with can comm ...
Operating tips
CAUTION
Do not use alcohol, benzine or thinner
to clean the camera. This will cause
discoloration. To clean the camera,
wipe with a cloth dampened with a diluted
mild cleaning agent and then wipe
with a dry cloth.
Do not damage the camera as the monitor
screen may be adversely affe ...
P0604 ECM
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0604
ECM
[Internal control module
random access memory
(RAM) error]
Malfunction in the internal RAM of ECM.
ECM
DTC CON ...