Control Diagram - 3 Of 5 - Selective Catalyst Reduction System
WARNING: This page is about a different car, the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, and 2016 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
A = HARDWIRED; AL = PULSE WIDTH MODULATION (PWM); U = PRIVATE CONTROLLER AREA NETWORK (CAN) BUS.
| ITEM | DESCRIPTION |
|---|---|
| 1 | Powertrain Control Module (PCM) |
| 2 | Diesel Exhaust Fluid (DEF) heater control unit |
| 3 | Diesel Exhaust Fluid (DEF) tank module |
| 4 | Diesel Exhaust Fluid (DEF) line |
| 5 | Diesel Exhaust Fluid (DEF) injector |
| 6 | Diesel Exhaust Fluid (DEF) injection pump |
| 7 | Ground |
| 8 | Power supply |
| 9 | Diesel Exhaust Fluid (DEF) tank module |
| 10 | Post Selective Catalyst Reduction (SCR) Nitrogen Oxide (NOx) sensor |
| 11 | Post Selective Catalyst Reduction (SCR) soot sensor - North American Specification (NAS) market vehicles only |
| 12 | Pre Selective Catalyst Reduction (SCR) Nitrogen Oxide (NOx) sensor - North American Specification (NAS) market vehicles only |