Service Manual 40-90 HP Engine Managment Module [Emm Servicing]

EMM Transfer is used to save engine history data when the EMM must be replaced.

Select EMM Data Transfer from the Utilities menu.
Select the Collect EMM data to FILE option and follow the instructions provided with the program.

1. Select EMM Data Transfer
2. Select Collect EMM data to FILE

Whenever the EMM is replaced, EMM timing must be synchronized to crankshaft position. Refer to TIMING ADJUSTMENTS on p. 113.

If a new EMM is being installed, refer to EMM Transfer on p. 70.

Removal

Disconnect cooling hoses from EMM.

Disconnect J1-A, J1-B, and J2 connectors.

Remove three EMM retaining screws and washers. Remove EMM.

1. Cooling hose connections
2. EMM mounting screws

Remove EMM from behind oil tank bosses.

Installation

Installation is the reverse of removal. Pay close attention when performing the following tasks.

Make sure isolator mounts are placed in slots in of EMM case. Slide EMM into position.

1. Isolator mounts

Apply Nut Lock to threads of EMM retaining screws. Tighten to a torque of 30 to 42 in. lbs. (4 to 5 N-m).

Install harness connectors and cooling hoses.
Secure hoses with tie straps.