Nissan Altima (L32) 2007-2012 Service Manual: Main line between dlc and abs circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
- Harness connector M1
- Harness connector E30
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Disconnect the harness connectors M1 and E30.
2. Check the continuity between the data link connector and the harness connector.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair the main line between the data link connector and the harness connector M1.
3.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Disconnect the connector of ABS actuator and electric unit (control unit).
2. Check the continuity between the harness connector and the ABS actuator and electric unit (control unit) harness connector.
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 data link connector and the ABS actuator and electric unit (control unit).
NO >> Repair the main line between the harness connector E30 and the ABS actuator and electric unit (control unit).
Lan system can system (type 3)
COMPONENT DIAGNOSIS ...ECM branch line circuit
Diagnosis Procedure INSPECTION PROCEDURE 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the following terminals and co ...Other materials:
Active noise cancellation/Active sound
enhancement (if so equipped)
Active noise cancellation
Front Microphone
This system uses microphones 1 located
inside the vehicle to detect engine booming
noise. The system then automatically generates
a noise cancelling sound through the
speakers and woofer (if so equipped) to reduce
engine booming noise.
NOTE:
To operate the ...
B2193, P1612 chain of ecm-immu
Description
BCM performs the ID verification with ECM that allows the engine to start.
Start the engine if the ID is OK.
ECM prevents the engine from starting if the ID is not registered. BCM starts
the communication with ECM if
ignition switch is turned ON.
DTC Logic
DTC DETECTION LOGI ...
ASCD brake switch
Description
When the brake pedal is depressed, ASCD brake switch is turned OFF and stop
lamp switch is turned ON.
ECM detects the state of the brake pedal by this input of two kinds (ON/OFF
signal).
Refer to EC-67, "System Description" for the ASCD function.
Component Function ...