Component Locations
Component Locations
The control module for diesel direct fuel injection system is equipped with a DTC memory. Before and after repairs or adjustments, the DTC memory must be checked.
• Connection diagram for vacuum hoses => [ Vacuum Hose Connection Diagram ] Diagrams.
1 Intake flap motor (V157)
• Removing and installing => [ Intake Flap Motor ] Service and Repair.
2 Electrical EGR vacuum regulator solenoid valve (N18) with EGR potentiometer (G212)
• Removing and installing => [ Intake Connection with Electrical EGR Vacuum Regulator Solenoid Valve and Potentiometer ] Removal and Replacement.
3 Engine control module
4 Pump injector units
• Pump injector valve (cylinder 1) (N240)
• Pump injector valve (cylinder 2) (N241)
• Pump injector valve (cylinder 3) (N242)
• Pump injector valve (cylinder 4) (N243)
• Pump injector units, removing and installing => [ Pump Injector Unit ] Pump Injector Unit.
5 Turbocharger (TC) vane position sensor (G500)
• Removing and installing => [ Turbocharger Assembly Overview ] Turbocharger Assembly Overview.
6 Exhaust Gas Recirculation (EGR) cooler switch over valve (N345)
• Component location => [ Component Location of ]
7 Mass air flow (MAF) sensor (G70)
• Removing and installing => [ Air Filter Assembly Overview ] Service and Repair.
8 Wastegate Bypass Regulator Valve (N75)
• Component location => [ Component Location of ]
9 6-pin harness connector
• For Heated Oxygen Sensor (HO) (G39)
• Component location => [ Component Location Connector ]
10 Clutch position sensor (G476)
• Component location => [ Component Location of ]
11 Throttle Position (TP) sensor (G79)/accelerator pedal position sensor 2 (G185)
• Component location => [ Component Location of with ]
12 Brake light switch (F) and brake pedal switch (F47)
• Component location => [ Component Location of / ]
13 Relay carrier
• Under the engine compartment E-box
• With automatic glow time control module (J179)
• Component location => [ Component Location of ]
14 Fuel Pump (FP) relay (J17)
• Component location => [ Component location of ]
15 Relay and fuse carrier E-Box, engine compartment
• With power supply relay (terminal 30, B+) (J317)
• With power supply relay (terminal 15, B+) (J329)
• Component location => [ Component location of Relay and Fuse Carrier
E-Box, Engine Compartment ]
16 Tandem pump
• Checking => [ Tandem Pump, Checking ] Tandem Pump, Checking.
• Removing and installing => [ Tandem Pump ] Tandem Pump.
17 Engine Coolant Temperature (ECT) sensor (G62)
• Component location => [ Component Location of ]
• If necessary release pressure in cooling system before removing
18 Engine Coolant Temperature (ECT) sensor (on radiator) (G83)
• Installation location => [ Component Location of ]
19 Fuel temperature sensor (G81)
• Component location => [ Component Location of ]
20 Multi-pin harness connector
• For pump injector units
• Component location => [ Component Location of Multi-Pin Harness Connector
for Pump Injector Units ]
21 Engine speed (RPM) sensor (G28)
• Component location => [ Component location of ]
22 3-pin harness connector
• For hall sender (G40)
• Component location => [ Component location of 3-pin Harness Connector
for ]
23 Glow plugs
• Glow plug 1 (Q10)
• Glow plug 2 (Q11)
• Glow plug 3 (Q12)
• Glow plug 4 (Q13)
• Checking, removing and installing => [ Glow Plug Identification ] Application and ID.
24 Camshaft Position (CMP) sensor (G40)
• For camshaft position
• Component location => [ Component location of ]
25 Charge air pressure sensor (G31) with Intake Air Temperature (IAT) sensor (G42)
• Component location => [ Component Location of / ]
Component Location of Wastegate Bypass Regulator Valve (N75)
• On bulkhead at left - arrow -.
Component Location of Charge Air Pressure Sensor (G31)/Intake Air Temperature (IAT) Sensor (G42)
• In air guide tube behind the radiator - arrow -.
Component Location of Exhaust Gas Recirculation (EGR) Cooler Switch Over Valve (N345)
• On the left side and behind the cylinder head
Component Location Heated Oxygen Sensor (HO2S) (G39) Connector
• On bulkhead at left - arrow -.
Component Location of Engine Coolant Temperature (ECT) Sensor (G62)
• Left on engine.
Component Location of Fuel Temperature Sensor (G81)
• The sensor - arrow - is located on left front of engine.
Component location of Engine Speed (RPM) Sensor (G28)
• On flywheel side of engine.
1. Engine speed (RPM) sensor (G28)
2. Sensor wheel
Component location of 3-pin Harness Connector for Camshaft Position (CMP) Sensor (G40)
• At front on engine, under the intake manifold.
Component location of Camshaft Position (CMP) Sensor (G40)
• At right of engine on camshaft gear.
Component Location of Multi-Pin Harness Connector for Pump Injector Units
• To disconnect the connector, pull the release pin - arrow 1 - and loosen the knurled nut - arrow 2 -.
Component Location of Engine Coolant Temperature (ECT) Sensor (on Radiator) (G83)
• The Engine Coolant Temperature (ECT) sensor (on radiator) (G83) - arrow - is located in the right front coolant thermostat connecting piece on the engine.
Component Location of Throttle Position (TP) Sensor (G79) with Accelerator Pedal Position Sensor 2 (G185) - 1 -
• In driver side foot well.
• Removing and installing => [ Accelerator Pedal Module ] Accelerator Pedal Module.
Component Location of Brake Light Switch (F)/Brake Pedal Switch (F47)
• Removing and Installing => Brake System 46 Removal and Installation.
Component Location of Clutch Position Sensor (G476)
Component location of Relay and Fuse Carrier E-Box, Engine Compartment
• Power supply relay (terminal 30, B+) (J317) - 1 -.
• Power supply relay (terminal 15, B+) (J329) - 3 -.
Component Location of Automatic Glow Time Control Module (J179)
• In the engine compartment E-box - 1 -.
Component location of Fuel Pump (FP) Relay (J17)
• Position - 2.1 - in 5-pin relay carrier above the vehicle electrical system control module under the driver side instrument panel.