Nissan Sentra manuals

Nissan Sentra Service Manual: S connector circuit

Description

The starter motor magnetic switch is supplied with power when the ignition switch is turned to the START position while the selector lever is in the P (Park) or N (Neutral) position (CVT Models) or the clutch pedal is depressed (M/T Models).

Diagnosis Procedure

Regarding Wiring Diagram information, refer to STR-10, "Wiring Diagram" (with Intellignet Key system) or STR-15, "Wiring Diagram" (without Intelligent Key system).

CAUTION:

Perform diagnosis under the condition that engine cannot start by the following procedure.

  1. Remove fuel pump fuse.

  2. Crank or start the engine (where possible) until the fuel pressure is released.

1.CHECK “S” CONNECTOR CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect starter motor connector.
  3. Shift selector lever to “P” (Park) or “N” (Neutral) position (CVT Models) or the clutch pedal is depressed (M/T Models).
  4. Check voltage between starter motor harness connector F28 and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> “S” circuit is OK. Further inspection is necessary. Refer to STR-20, "Work Flow (With GR8-1200 NI)" or STR-24, "Work Flow (Without GR8-1200 NI)".

NO >> GO TO 2.

2.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

  1. Disconnect IPDM E/R connector.
  2. Check continuity between starter motor harness connector F28 and the IPDM E/R harness connector E44.

Is the inspection result normal?


Is the inspection result normal? YES >> Further inspection is necessary. Refer to STR-20, "Work Flow (With GR8-1200 NI)" or STR-24, "Work Flow (Without GR8-1200 NI)".

NO >> Repair or replace the harness or connectors.

B terminal circuit
Description Terminal “B” is constantly supplied with battery power. Diagnosis Procedure Regarding Wiring Diagram information, refer to STR-10, "Wiring Diagram" (with Intellig ...

Symptom diagnosis
Starting system Symptom table Symptom Reference No normal cranking Refer to STR-20, "Work Flow (With GR8-1200 NI)" or STR-24, "Work Flow (Without GR8-1200 NI ...

Other materials:

Wheel alignment
Inspection PRELIMINARY INSPECTION WARNING: Always adjust the wheel alignment with the vehicle on a flat surface. NOTE: If the wheel alignment is out of specification, inspect and replace any damaged or worn rear suspension parts before making any adjustments. Check and adjust the wheel ...

P0139 HO2S2
DTC Logic DTC DETECTION LOGIC The heated oxygen sensor 2 has a much longer switching time between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen storage capacity of the three way catalyst 1 causes the longer switching time. To judge the malfunctions of heated oxygen sensor 2, ...

C1120, C1122, C1124, C1126 ABS In valve system
DTC Logic Dtc detection logic DTC Display Item Malfunction detected condition Possible causes C1120 FR LH IN ABS SOL When a malfunction is detected in front LH ABS IN valve. Harness or connector ABS actuator and electric unit (control unit) ...

© 2014-2018 Copyright www.nisentra.com