Nissan Juke Service and Repair Manual : ASCD steering switch

Component Function Check

1.CHECK ASCD STEERING SWITCH FUNCTION

1. Turn ignition switch ON.

2. Check the voltage between ECM harness connector terminals under the following conditions.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Go to EC-1011, "Diagnosis Procedure".

Diagnosis Procedure

1.CHECK GROUND CONNECTIONS

1. Turn ignition switch OFF.

2. Check ground connection E38. Refer to Ground inspection in GI-44, "Circuit Inspection".

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

NO >> Repair or replace ground connection.

2.CHECK ASCD STEERING SWITCH CIRCUIT FOR OPEN AND SHORT

1. Turn ignition switch OFF.

2. Disconnect combination switch (spiral cable) harness connector.

3. Disconnect ECM harness connector.

4. Check the continuity between combination switch (spiral cable) harness connector and ECM harness connector.

5. Also check harness for short to ground and short to power.


5. Also check harness for short to ground and short to power.

Is the inspection result normal? YES >> GO TO 4.

NO >> GO TO 3.

3.DETECT MALFUNCTIONING PART

Harness connector E105, M77 Combination switch (spiral cable) Harness for open or short between ECM and combination switch

>> Repair open circuit or short to ground or short to power in harness or connectors.

4.CHECK ASCD STEERING SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT

1. Check the continuity between combination switch (spiral cable) harness connector and ECM harness connector.

2. Also check harness for short to ground and short to power.


2. Also check harness for short to ground and short to power.

Is the inspection result normal? YES >> GO TO 6.

NO >> GO TO 5.

5.DETECT MALFUNCTIONING PART

Harness connector E105, M77 Combination switch (spiral cable) Harness for open or short between ECM and combination switch (spiral cable)

>> Repair open circuit or short to ground or short to power in harness or connectors.

6.CHECK ASCD STEERING SWITCH

Refer to EC-1012, "Component Inspection".

Is the inspection result normal? YES >> GO TO 7.

NO >> Replace ASCD steering switch.

7.CHECK INTERMITTENT INCIDENT

Refer to GI-42, "Intermittent Incident", ???GROUND INSPECTION??? and ???INCIDENT SIMULATION TESTS???.

>> INSPECTION END

Component Inspection

1.CHECK ASCD STEERING SWITCH-I

1. Turn ignition switch OFF.

2. Disconnect combination switch (spiral cable) harness connector.

3. Check the continuity between combination switch (spiral cable) harness connector terminals under the following condition.

Is the inspection result normal?


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

NO >> Replace ASCD steering switch.

2.CHECK ASCD STEERING SWITCH-II

Check resistance between combination switch (spiral cable) harness connector terminals under the following conditions.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Replace ASCD steering switch.

    ASCD main switch
    Component Function Check 1.CHECK ASCD MAIN SWITCH FUNCTION 1. Turn ignition switch ON. 2. Check the voltage between ECM harness connector terminals under the following conditions. Is the inspe ...

    CAN communication circuit
    Description CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex communication line with high data communication speed and excellen ...

    Other materials:

    ANTI-HIJACK function does not operate
    Diagnosis Procedure 1.CHECK DOOR LOCKUNLOCK SET SETTING IN WORK SUPPORT 1. Select DOOR LOCK of BCM using CONSULT-III. 2. Select DOOR LOCK-UNLOCK SET in WORK SUPPORT mode. 3. Check DOOR LOCK-UNLOCK SET in WORK SUPPORT Refer to DLK-371, "DOOR LOCK : CONSULT-III Function (BCM ...

    P1212 TCS communication line
    Description This CAN communication line is used to control the smooth engine operation during the TCS operation. Pulse signals are exchanged between ECM and ABS actuator and electric unit (control unit). Be sure to erase the malfunction information such as DTC not only for ABS actuator ...

    Multiport Fuel Injection System or Engine Control System
    Before connecting or disconnecting any harness connector for the multiport fuel injection system or ECM: Turn ignition switch to OFF position. Disconnect negative battery terminal. Otherwise, there may be damage to ECM. Before disconnecting pressurized fuel line from fuel pump to injecto ...