PCM REMOVAL/INSTALLATION [MZR 2.0 DISI i-stop]


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Operation After Replacing PCM

Note
•  When replacing the PCM, perform the following procedure.

STEP

ACTION

NOTE

1
Replace the PCM.
2
Perform the PCM configuration using the M-MDS.
3
Close the bonnet.
•  Because the sub battery recharge is not available while the bonnet is open, the procedure is not completed.
4
Warm up the engine. (No electrical load)
5
Switch the ignition off.
6
Long-press the i-stop OFF switch for 3 s within 5 s after switching the ignition ON.
7
Start the engine.
8
Press the i-stop OFF switch.
Verify that the i-stop indicator light (green) flashes.
•  If it does not flash, go back to Step 6.
9
Maintain the idle status (no electrical load) until the i-stop indicator light (green) turns off.
•  For operating i-stop, learning is required for the following two items:
Initial learning/recharging for battery charge condition
―  If the engine is left idling, the operation time differs depending on the battery charge condition, however, a maximum of approx. 60 min. is required to finish the operation. (Battery charge condition can be verified using data logger function in M-MDS.)
ISC learning
―  ISC learning is performed by leaving the engine idling for approx. 10 min when the vehicle is warmed up and there is no load on the engine.
•  If the above two operations are successfully completed, the i-stop indicator light (green) turns off.
10
Verify that the engine stops via the i-stop control and then restarts.
•  If it cannot be verified, inspect the i-stop system-related units for DTCs.
―  Climate control unit (See DTC TABLE [FULL-AUTO AIR CONDITIONER].)
―  Keyless control module (vehicles with advanced keyless entry and push button start system) (See DTC TABLE [ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM].)
―  BCM (See DTC TABLE [BCM].)
Note
•  When checking that the engine stops and restarts, verify vehicle conditions that meet the i-stop permit conditions.
11
Switch the ignition off, and start the engine.
•  The display function for the i-stop indicator light (green) is reset.


Without Set Bolt

1.  Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [MZR 2.0 DISI i-stop].)

2.  Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [MZR 2.0 DISI i-stop].)

3.  Remove the front side trim (passenger-side). (See FRONT SIDE TRIM REMOVAL/INSTALLATION.)

4.  Remove the front scuff plate (passenger-side). (See FRONT SCUFF PLATE REMOVAL/INSTALLATION.)

5.  Remove the side wall (passenger-side). (See SIDE WALL REMOVAL/INSTALLATION.)

6.  Partially peek back the floor covering.

7.  Remove in the order indicated in the table.

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1
PCM cover
2
PCM connector (See PCM Connector Connection Note.)
3

8.  Install in the reverse order of removal.

9.  When replacing the PCM, perform the following:

•  PCM configuration (See PCM CONFIGURATION [MZR 2.0 DISI i-stop].)


With Set Bolt

1.  Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [MZR 2.0 DISI i-stop].)

2.  Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [MZR 2.0 DISI i-stop].)

3.  Remove the front side trim (passenger-side). (See FRONT SIDE TRIM REMOVAL/INSTALLATION.)

4.  Remove the front scuff plate (passenger-side). (See FRONT SCUFF PLATE REMOVAL/INSTALLATION.)

5.  Remove the side wall (passenger-side). (See SIDE WALL REMOVAL/INSTALLATION.)

6.  Partially peek back the floor covering.

7.  Remove in the order indicated in the table.

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1
Set bolt
2
PCM cover
3
PCM bracket No.1
4
PCM connector (See PCM Connector Connection Note.)
5

8.  Install in the reverse order of removal.

9.  When replacing the PCM, perform the following:

•  PCM configuration (See PCM CONFIGURATION [MZR 2.0 DISI i-stop].)


Set Bolt Removal Note

1.  Using a chisel and a hammer, cut a groove on the head of the set bolt so that a screwdriver can be inserted.

2.  Loose the set bolt using an impact screwdriver or pliers.

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Set Bolt Installation Note

1.  Install a new set bolt and tighten it until the neck of the bolt is cut.

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PCM Connector Connection Note

Caution
•  If the PCM connector is inserted at an angle and the lever is moved, the connector could be damaged. Verify that the PCM connector is inserted straight.
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1.  Verify that the PCM connector lever is tilted towards the wiring harness side as shown in the figure.

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2.  Insert the PCM connector straight until it contacts the PCM and verify that the lever reverts upward naturally.

3.  Push the lever until a click is heard.

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