Nissan Juke Service and Repair Manual : Additional service when replacing ECM

Description

When replacing ECM, this procedure must be performed.

Work Procedure

1.PRECONDITIONING

• Connect a CONSULT-III • Connect a battery charger • Electric load switch is OFF • Wait for the engine to cool [engine coolant temperature < 60?°C (140?°F) and air temperature < 50?°C (122?°F)].

NOTE

:
While the ECM is being programmed the cooling fan motors are triggered automatically.

>> GO TO 2.

2.SAVE ECM DATA

Turn ignition switch ON.

Perform ???SAVE DATA FOR CPU REPLC??? in WORK SUPPORT mode with CONSULT-III.

>> GO TO 3.

3.REPLACE ECM

Replace ECM.

>> GO TO 4.

4.WRITE ECM DATA

1. Wait at least 30 seconds to turn ON the ignition switch.

2. Perform ???PRGRM REINITIALIZE??? in WORK SUPPORT mode with CONSULT-III.

3. Perform ???WRT DATA AFTR REPLC CPU??? in WORK SUPPORT mode with CONSULT-III.

4. Perform initialization of NATS system and registration of all NATS ignition key IDs.

Refer to SEC-50, "ECM : Work Procedure" (With intelligent key system), SEC-190, "ECM : Work Procedure" (Without intelligent key system).

5. Turn ignition switch OFF, wait at least 30 seconds and then turn ON.

6. Select ???DATA MONITOR??? mode in ECM with CONSULT-III.

7. Check that the ???CODE PROGRAM??? indication.

Which is displayed on CONSULT-III? YES >> GO TO 6.

NO >> GO TO 5.

5.WRITE ECM DATA

1. Perform initialization of NATS system and registration of all NATS ignition key IDs.

Refer to SEC-50, "ECM : Work Procedure" (With intelligent key system), SEC-190, "ECM : Work Procedure" (Without intelligent key system).

2. Turn ignition switch OFF, wait at least 30 seconds and then turn ON.

3. Select ???DATA MONITOR??? mode in ECM with CONSULT-III.

4. Check that the ???CODE PROGRAM??? indication.

Which is displayed on CONSULT-III? YES >> GO TO 6.

NO >> Repeat above steps.

6.PERFORM VIN REGISTRATION

1. Start engine and warm it up to normal operating temperature.

NOTE

:
The start-up phase may last up to 30 seconds.

2. Turn ignition switch OFF, wait at least 30 seconds and then turn ON.

3. Perform ???VIN REGISTRATION??? in WORK SUPPORT mode with CONSULT-III.

4. Follow the instruction of CONSULT-III display.

NOTE

:
After replace ECM, stored DTC may appear on other control unit. Clear the malfunction memory of these control unit.

>> END

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