Technical data

Engine Governor (Electronic) Control System 6 – 63

6.21 Engine Governor (Electronic) Control System

6.21.1 ECU – Removal and installation

Preconditions

• Engine is stopped and starting disabled.

Special tools

Designation / Use Part No. Qty.

Connector pliers

Covering caps for Cannon sockets

ECU – Removal

1. Note or mark assignment of cables to connector

sockets.

2. Use connector pliers (2) to disengage the

bayonet union nuts (4) of the connectors (3) by

turning them counterclockwise.

3. Withdraw all connectors.

4. Close connector sockets with appropriate

covering caps (1).

5. Disconnect grounding strip from ECU grounding

pin .

6. Unscrew corresponding screws and remove ECU.

ECU – Installation

1. Follow reverse sequence of operations as described for removal. Ensure correct assignment of connectors

to sockets.

2. Use connector pliers to turn the bayonet union nuts of the connectors clockwise until they lock into place.