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:

Diagnosis system (EPS control unit)
CONSULT Function FUNCTION CONSULT can display each diagnostic item using the diagnostic test modes shown following. Diagnostic test mode Function ECU identification The part number stored in the control unit can be read. Self diagnostic result Self-diagnostic r ...

ASCD Indicator
Component Function Check 1.CHECK ASCD INDICATOR FUNCTION Check ASCD indicator under the following conditions. ASCD INDICATOR CONDITION SPECIFICATION CRUISE LAMP Ignition switch: ON MAIN switch: Pressed at the 1st time → at the 2nd ti ...

P117A AIR Fuel ratio
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P117A is displayed with other DTC, first perform the trouble diagnosis for the other DTC. Refer to EC-94, "DTC Index". DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause ...