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Home >> Land Rover >> 2014 >> Range Rover Autobiography >> Repair and Diagnosis >> External Pages >> Different car >> Section 23 (Automatic Transmission/Transaxle - (8HP45) -- Range Rover/L405) >> Automatic Transmission / Transaxle - Vehicles With: 8HP45 8-Speed Automatic Transmission AWD >> Transmission Description >> Description And Operation >> Control Diagram

Control Diagram

WARNING: This page is about a different car, the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, 2016 Land Rover Range Rover, and 2015 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
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A = HARDWIRED: AN = HIGH SPEED (HS) CONTROLLER AREA NETWORK (CAN) POWERTRAIN SYSTEMS BUS: AP = HS CAN COMFORT SYSTEMS BUS: AX = FLEXRAY SYSTEMS BUS 

ITEM DESCRIPTION
1 Transmission Control Module (TCM)
2 Transmission Control Switch (TCS)
3 Powertrain Control Module (PCM)
4 Anti-lock Brake System (ABS) control module
5 Instrument Cluster (IC)
6 Mechatronic valve block
7 Transmission Control Switch (TCS)
8 Ground
9 Permanent power supply from Engine Junction Box (EJB)
10 Power supply from ignition relay in EJB