Nissan Sentra Service Manual: Main line between dlc and hvac circuit
Diagnosis Procedure
1.Check harness continuity (open circuit)
- Turn the ignition switch OFF.
- Disconnect the battery cable from the negative terminal.
- Disconnect the following harness connectors.
- Ecm
- A/c auto amp.
- Check the continuity between the data link connector and the a/c auto amp. Harness connector.
Is the inspection result normal? Yes (present error)>>check can system type decision again.
Yes (past error)>>error was detected in the main line between the data link connector and the a/c auto amp.
No >> repair the main line between the data link connector and the a/c auto amp.
Main line between ipdm-e and dlc 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 ...
Ecm 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 ECM for damage, bend and ...
Other materials:
U1000 CAN Comm circuit
Description
Can (controller area network) is a serial communication line for
real time application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Many electronic
control units are equipped onto a vehicle, and each co ...
P0740 Torque converter
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P0740
TORQUE CONVERTER
(Torque Converter Clutch Circuit/
Open)
The TCM torque converter clutch solenoid
valve current monitor readi ...
Symptom diagnosis
Push-button ignition switch does not operate
Description
Check that vehicle is under the condition shown in “Conditions of vehicle”
before starting diagnosis, and check
each symptom.
Note:
The engine start function, door lock function, power distribution system,
and nats-ivis/nvis ...
