Nissan Altima (L32) 2007-2012 Service Manual: B2604 PNP switch

11

Description

BCM confirms the shift position with the following 4 signals.

• CVT selector lever

• P/N position switch

• P position signal from IPDM E/R (CAN)

• P position signal from TCM (CAN)

DTC Logic

DTC DETECTION LOGIC

NOTE: • If DTC B2604 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-433, "DTC Logic".

• If DTC B2604 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-434, "DTC Logic".

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

1. Start the engine under the following conditions and wait for at least 1 second.

- CVT selector lever is in the P position

- Do not depress the brake pedal

2. Use CVT selector lever to select each gear one at a time. Wait at each gear for at least 1 second.

3. Check “Self diagnostic result” with CONSULT-III.

Is DTC detected? YES >> Refer to SEC-475, "Diagnosis Procedure".

NO >> Inspection End.

Diagnosis Procedure

1.CHECK DTC WITH TCM

Check “Self diagnostic result” with CONSULT-III. Refer to TM-399, "DTC Index".

Is the inspection result normal? YES >> GO TO 2

NO >> Repair or replace malfunctioning parts.

2.CHECK PNP SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect TCM harness connector and BCM harness connector.

3. Check continuity between TCM harness connector and BCM harness connector.

4. Check continuity between TCM harness connector and ground.

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

NO >> Repair harness or connector.

3.CHECK INTERMITTENT INCIDENT

Refer to GI-42, "Intermittent Incident".

>> Inspection End.

    B2603 shift position status
    Description BCM confirms the shift position with the following 2 signals. • CVT selector lever • P/N position switch DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2603 is displayed with ...

    B2605 PNP switch
    Description BCM confirms the shift position with the following 4 signals. • CVT selector lever • P/N position switch • P position signal from IPDM E/R (CAN) • P position signal from TC ...

    Other materials:

    Operating tips
    ● When the engine coolant temperature and outside air temperature are low, the air flow from the foot outlets may not operate for a maximum of 150 seconds. However, this is not a malfunction. After the coolant temperature warms up, air flow from the foot outlets will operate normally. ...

    Mixture ratio self-learning value clear
    Description This describes how to erase the mixture ratio self-learning value. For the actual procedure, follow the instructions in “Diagnosis Procedure”. Special Repair Requirement 1.START 1. Start engine and warm it up to normal operating temperature. 2. Select “SELF-LEARNING CO ...

    Door switch
    Description Detects door open/close condition and transmits the signal to BCM. Component Function Check 1. CHECK DOOR SWITCH INPUT SIGNAL Check (“DOOR SW-DR” and “DOOR SW-AS”) in “DATA MONITOR” mode with CONSULT-III. Refer to BCS- 34, "RETAINED PWR : CONSULT-III Function (BC ...