Nissan Altima manuals

Nissan Altima (L32) 2007-2012 Service Manual: B26E1 No reception of engine status signal

Description

BCM receives the engine status signal from ECM via CAN communication.

DTC Logic

DTC DETECTION LOGIC

NOTE: • If DTC B26E1 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-235, "DTC Logic".

• If DTC B26E1 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-236, "DTC Logic".

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

1. Turn ignition switch ON under the following conditions.

- CVT selector lever is in the P or N position.

- Do not depress the brake pedal.

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

Is DTC detected? YES >> Refer to SEC-309, "Diagnosis Procedure".

NO >> Inspection End.

Diagnosis Procedure

1.INSPECTION START

1. Turn ignition switch ON.

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

3. Touch “ERASE”.

4. Perform DTC Confirmation Procedure.

See SEC-309, "DTC Logic".

Is the DTC B26E1 displayed again? YES >> GO TO 2

NO >> Inspection End.

2.REPLACE ECM

1. Replace ECM.

2. Refer to EC-1048, "BASIC INSPECTION : Special Repair Requirement" (VQ35DE), EC-560, "BASIC INSPECTION : Special Repair Requirement" (QR25DE except California), EC-24, "BASIC INSPECTION : Special Repair Requirement" (QR25DE California).

>> Inspection End.

B261A push-button ignition switch
Description IPDM E/R transmits the push-button ignition switch status via CAN communication to BCM. BCM receives push-button ignition switch status by hardwire input. BCM compares the 2 signals ...

POWER supply and ground circuit
BCM Diagnosis Procedure 1. CHECK FUSE AND FUSIBLE LINK Check if the following BCM fuse or fusible link are blown. Is the fuse or fusible link blown? YES >> Replace the blown fuse or fus ...

Other materials:

Parking brake
WARNING ● Be sure the parking brake is fully released before driving. Failure to do so can cause brake failure and lead to an accident. ● Do not release the parking brake from outside the vehicle. ● Do not use the shift lever in place of the parking brake. When parking, be ...

Evaporative emission system
System Diagram EVAPORATIVE EMISSION LINE DRAWING 1. Intake manifold collector 2. EVAP service port 3. EVAP canister purge volume control solenoid valve A. From next figure 1. EVAP control system pressure sensor 2. EVAP canister vent control valve 3. EVAP canister A. To previous figu ...

P0443 Evap canister purge volume control solenoid valve
Description The EVAP canister purge volume control solenoid valve is used to control the flow rate of fuel vapor from the EVAP canister. The EVAP canister purge volume control solenoid valve is moved by ON/OFF pulses from the ECM. The longer the ON pulse, the greater the amount of fuel vapor th ...