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• NOTE: Engine braking is available when this gear is selected. Power Flow Neutral Solenoid Operation Transmission Selector Lever Position Solenoid SLC 1 SLC 2 SLC 3 SLB 1 S1 S2 N Neutral X X X X - - X = Operating Clutch and Brake Operation Transmission Selector Lever Position Clutch Brake One-Way clutch C1 C2 C3 B1 B2 F1 R Reverse Gear - - - - - - X = Operating In neutral, all the solenoids, except the 3 way solenoids, are energised and the clutches and brakes are all disengaged. TRANSMISSION CONTROL MODULE (TCM) Item Part Number Description 1 - TCM 2 - 'Neutral 'N' position 3 - Park 'P' position 4 - Position sensor/manual shaft 5 - Electrical connector The TCM is located on the top of the transmission casing and is connected on the high speed CAN bus to send and receive The TCM outputs signals to operate the transmission solenoid valves to control the hydraulic operation of the The ECM supplies the engine management data on the high speed CAN bus system. The TCM requires engine data to The TCM processes signals from the transmission speed and temperature sensors, ECM and other vehicle systems. From The steering angle sensor and the ABS module also supply data to the TCM on the high speed CAN bus system. The TCM The TCM is positioned over the manual shaft which protrudes through an oil seal on the top face of the main casing. The The selector lever is connected to the automatic transmission and the rotary position sensor in the transmission by a |