Nissan Rogue (T33) 2021-Present Service Manual: P15b1 Sub Starter & Generator

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Dtc/circuit Diagnosis / P15b1 Sub Starter & Generator

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
P15B1 00

Sub starter & generator

(Sub starter & generator) 		Diagnosis condition —
Signal (terminal) —
Threshold When ECM detects an abnormal signal (driving function abnormality) of sub starter & generator.
Diagnosis delay time 2 seconds or more

POSSIBLE CAUSE

  • Sub starter & generator

  • Harness or connectors

    (Sub starter & generator circuit is open or shorted.)

FAIL-SAFE

Not applicable

Confirmation Procedure

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

  1. Turn ignition switch OFF and wait at least 10 seconds.

  2. Turn ignition switch ON.

  3. Turn ignition switch OFF and wait at least 10 seconds.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 11 V at idle.

>>

GO TO 2.

CHECK DTC PRIORITY

  1. Start the engine and drive until the operating conditions of the stop/start system are met.

  2. After stepping on the brake to stop the Nissan Ariya vehicle and activating the stop/start system, release the brake and restart.

  3. Check DTC.

Is DTC P15B1 detected?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC WITH SUB STARTER & GENERATOR

Check DTC with sub starter & generator. Refer to DTC Index.

Is DTC detected?

YES>>

Perform trouble shooting relevant to DTC indicated.

NO>>

INSPECTION END

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