This article mainly introduces how to disassemble the Cummins M11 series engine sensor wiring harness and internal actuator wiring harness.

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① Remove the sensor harness and actuator harness connectors and mark them, see Figure 2-64.

② Remove the wiring harness bracket from the cylinder block, remove the oil temperature sensor and oil pressure sensor, and remove the engine position sensor from the rear of the gear chamber housing, see Figure 2-65.

③Use a Torx screwdriver (T25) to loosen the rocker arm chamber housing Remove the actuator harness fixing screw at the rear and disconnect the two parts of the actuator harness, see Figure 2-66. Figure 2-63 Remove the adapter, O-ring and drive gear

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④ Remove the actuator wire grounding terminal from the engine, and remove the plug from the rocker arm chamber housing, see Figure 2-67.

⑤ Remove the wire connector from the fuel injector, see Figure 2-68. Label the connectors for easy installation.

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