3126B and 3126E On-highway Engines Caterpillar


Engine Control Module - Remove and Install

Usage:

3126B 1AJ

Removal Procedure



    Illustration 1g00609591

  1. Loosen screw (1) until wiring harness (4) can be disconnected. Disconnect wiring harness (4) from engine control module (2).

  2. Remove four bolts (3). Remove the engine control module from the engine.

Installation Procedure



    Illustration 2g00609591

  1. Position engine control module (2) on the engine and install four bolts (3).

  2. Connect wiring harness (4) to engine control module (2). Tighten screw (1) to a torque of 6 ± 1 N·m (53 ± 9 lb in).

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