Troubleshooting

Clean Emissions Module (CEM)
Illustration 12 g03356022
Typical view of the sensor locations on the CEM on the 854E-E34TA (model JR), 854F-E34T (model JS), and
854F-E34TA (model JV) engines
(24) Diesel Oxidation Catalyst (DOC) inlet
temperature sensor
(25) Diesel Particulate Filter (DPF) inlet
temperature sensor
(26) Inlet connection for the DPF differential
pressure sensor
(27) Outlet connection for the DPF
differential pressure sensor
Illustration 13 g03356028
Typical view of the sensor locations on the CEM on the 854F-E34T (model JT) engine
(28) Diesel Oxidation Catalyst (DOC) inlet
temperature sensor
(29) Diesel Particulate Filter (DPF) inlet
temperature sensor
18 UENR0612-07
Electronic System Overview
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