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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Engine Controls And Fuel - 1.6L (LH7) Diesel - Description And Operation) >> Description And Operation >> Exhaust Aftertreatment System Description >> Exhaust Aftertreatment System

Exhaust Aftertreatment System

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Fig 1: Exhaust Aftertreatment System Components
GM4732356Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
1 NOx Sensor 1 (Upstream)
2 Exhaust Gas Temperature (EGT) 1
3 Diesel Oxidation Catalyst (DOC)
4 Exhaust Gas Temperature (EGT) 2
5 Diesel Particulate Filter (DPF)
6 DPF Pressure Sensor (DPS)
7 Exhaust Gas Temperature (EGT) 3
8 Reductant Injector and Dosing Module
9 SCR Pump, Tank and Line Heaters
10 Reductant Level and Temperature Sensors
11 Reductant Tank and Supply Module
12 Selective Catalyst Reduction (SCR)
13 NOx Sensor 2 (Downstream)
14 Particulate Matter Sensor (PMS)