Nissan Sentra Service Manual: Main line between ipdm-e and dlc circuit

Nissan Sentra Service Manual / Electrical & power control / Lan system / Can system (type 2) / 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 loose connection (connector side and harness side).

Harness connector e4
Harness connector m2

Is the inspection result normal? Yes >> go to 2.

No >> repair the terminal and connector.

2.Check harness continuity (open circuit)

Disconnect the following harness connectors.

Ipdm e/r
Harness connectors e4 and m2

Check the continuity between the ipdm e/r harness connector and the harness connector.

Is the inspection result normal?

Is the inspection result normal? YES >> GO TO 3.

NO >> Repair the main line between the IPDM E/R and the harness connector E4.

3.Check harness continuity (open circuit)

Check the continuity between the harness connector and the data link 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 ipdm e/r and the data link connector.

No >> repair the main line between the harness connector m2 and the data link connector.

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:

Daytime light relay circuit
Description The bcm sends a daytime light request to the ipdm e/r via the can communication lines. The power flows through fuse 29 located in fuse block j/b to the daytime light relay coil. When the ipdm e/r operates the daytime light relay, power is sent to the daytime lamps. Diagnosis proc ...

Diagnosis description : counter system
RELATIONSHIP BETWEEN MIL, 1ST TRIP DTC, DTC, AND DETECTABLE ITEMS When a malfunction is detected for the first time, the 1st trip DTC and the 1st trip freeze frame data are stored in the ECM memory. When the same malfunction is detected in two consecutive trips, the DTC and the freeze ...

B1431, B1433 Seat belt pre-tensioner RH
Description DTC B1431, B1433 SEAT BELT PRE-TENSIONER RH The seat belt pre-tensioner RH is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will monitor for opens and shorts in detected lines to the seat belt pre-tensioner RH. PART LOCATION Refer to SRC-5, " ...