Nissan Sentra Service Manual: Main line between dlc and hvac circuit

Nissan Sentra Service Manual / Electrical & power control / Lan system / Can system (type 5) / 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?

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:

Instrument panel
Headlight/fog light (if so equipped)/turn signal switch Steering wheel switch for trip computer, audio control and Bluetooth® Hands-Free Phone System (if so equipped) Driver’s supplemental air bag/Horn Meters and gauges Cruise control main/set switches (if so equipped) ...

Multiport fuel injection system
MULTIPORT FUEL INJECTION SYSTEM : System Description SYSTEM DIAGRAM *1: ECM determines the start signal status by the signals of engine speed and battery voltage. *2: M/T models *3: CVT models *4: This sensor is not used to control the engine system under normal conditions. SYSTEM DES ...

Normal operating condition
Compass Compass : description Compass The electronic compass is highly protected from changes in most magnetic fields. However, some large changes in magnetic fields can affect it. Some examples are (but not limited to): high tension power lines, large steel buildings, subways, steel ...