Control Diagram - 3 Of 5 - Selective Catalyst Reduction System
WARNING: This page is about a different variant/trim than selected.
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 |