Cummins ISX11.9 CM2250 – Service Manual 019-063   Internal Actuator Wiring Harness

Clean the connector bore in the rocker lever housing.

Push the internal actuator harness connector through the rocker lever housing using engine oil on the rubber gasket.

Secure the pass-through connector to the rocker lever housing with the retaining clip.

Connect the actuator harness to each of the six injector solenoids.

NOTE: Install the injector wires so they will not interfere with a rocker lever or engine brake housing. If the rocker lever is able to come into contact with the injector harness, it will rub through the wire insulation and cause injector circuit fault codes.

Connect the actuator harness to the engine brake solenoids.

Install the ten captive allen screws securing the internal actuator harness to the rocker lever housing.

Connect the engine wiring harness to the internal actuator harness pass-through connector.