825798F 2 Mariner COVER-OIL DRAIN

Left Side View
Illustration 1 g01386981
Typical left side viewCrankcase pressure sensor (8) is located above Engine Control Module (ECM) (14) on C9 engines. (1) Fuel rail pressure sensor (2) Solenoid 1 for the high pressure fuel pump (3) Solenoid 2 for the high pressure fuel pump (4) High pressure fuel pump (5) Fuel rail (6) Coolant temperature sensor (7) Intake manifold air temperature sensor (8) Crankcase pressure sensor (if equipped) (9) Pressure relief valve for fuel rail (5) (10) Intake manifold pressure sensor (11) Coil for the ARD purge air actuator (12) Pilot fuel pressure sensor (13) Main fuel pressure sensor (14) ECM (15) Air inlet heater relay (16) Oil pressure sensor (17) Main fuel control valve (18) Pilot fuel control valve (19) Air compressor (20) Fuel enable valve (21) Secondary speed/timing sensor (bottom) (22) Primary speed/timing sensor (top) (23) Secondary fuel filter (24) Cleaning port for the Aftertreatment Regeneration Device (ARD) (25) Optional hand priming pump (26) Fuel transfer pumpRight Side View
Illustration 2 g01387031
Typical right side view (27) Venturi for the combustion air supply (28) Differential pressure sensor for the combustion air supply (29) Air pressure control valve (30) Differential pressure sensor for the CGI system (31) Absolute pressure sensor for the CGI system (32) CGI control group (33) Air inlet temperature sensor (34) Temperature sensor for the CGI system (35) Venturi for the CGI system (36) Oil filter (37) Ignition coil (38) CGI precooler (39) Spark plug (40) ARD combustion head (41) ARD body (42) Flame boundary temperature sensor (43) Flame detection temperature sensor (44) Variable Nozzle Turbocharger (VNT) (45) Turbocharger outlet temperature sensor C9 Engines for Recreational Vehicles
Left Side View
Illustration 3 g03274596
Typical left side viewMain fuel control valve (18) is behind air inlet heater relay (15) . The location of secondary fuel filter (23) depends on the chassis arrangement. (1) Fuel rail pressure sensor (2) Solenoid 1 for the high pressure fuel pump (3) Solenoid 2 for the high pressure fuel pump (4) High pressure fuel pump (5) Fuel rail (7) Intake manifold air temperature sensor (8) Crankcase pressure sensor (if equipped) (9) Pressure relief valve for fuel rail (5) (10) Intake manifold pressure sensor (11) Coil for the ARD purge air actuator (12) Pilot fuel pressure sensor (13) Main fuel pressure sensor (14) ECM (15) Air inlet heater relay (16) Oil pressure sensor (17) Main fuel control valve (18) Pilot fuel control valve (19) Fuel enable valve (20) Air compressor (21) Secondary speed/timing sensor (bottom) (22) Primary speed/timing sensor (top) (23) Secondary fuel filter (24) Cleaning port for the ARD (25) Optional hand priming pump (26) Fuel transfer pump (46) Outlet of the fuel filter base (47) Inlet of the fuel filter baseRight Side View
Illustration 4 g01443453
Typical right side viewFlame boundary temperature sensor (42) is not shown. (6) Coolant temperature sensor (32) CGI control group (33) Air inlet temperature sensor (34) Temperature sensor for the CGI system (35) Venturi for the CGI system (36) Oil filter (37) Ignition coil (38) CGI precooler (39) Spark plug (40) ARD combustion head (41) ARD body (43) Flame detection temperature sensor (44) VNT (45) Turbocharger outlet temperature sensorTop View
Illustration 5 g01443536
Typical top view (1) Fuel rail pressure sensor (2) Solenoid 1 for the high pressure fuel pump (3) Solenoid 2 for the high pressure fuel pump (6) Coolant temperature sensor (7) Intake manifold air temperature sensor (9) Pressure relief valve for fuel rail (5) (10) Intake manifold pressure sensor (11) Coil for the ARD purge air actuator (12) Pilot fuel pressure sensor (13) Main fuel pressure sensor (24) Cleaning port for the Aftertreatment Regeneration Device (ARD) (25) Optional hand priming pump (27) Venturi for the combustion air supply (28) Differential pressure sensor for the combustion air supply (30) Differential pressure sensor for the CGI system (31) Absolute pressure sensor for the CGI system (32) CGI control group (33) Air inlet temperature sensor (39) Spark plug (40) ARD combustion head (43) Flame detection temperature sensor (44) Variable Nozzle Turbocharger (VNT)Rear View
Illustration 6 g01443568
Typical rear view (27) Venturi for the combustion air supply (28) Differential pressure sensor for the combustion air supply (29) Air pressure control valveDiesel Particulate Filter (DPF)
Illustration 7 g01387075
Typical DPFSensors (49) and (52) are nonserviceable separately. Sensor group (51) is serviced. (48) Inlet to the DPF (49) Inlet temperature sensor for the DPF (50) Electrical connector (51) Sensor group (52) Outlet temperature sensor for the DPF (53) Outlet for CGI (54) Outlet from the DPF (55) Tubes for the measurement of the differ