Vehicle Speed Sensor: Locations
Diesel Direct Fuel Injection (DFI) system component overview
Components -A- through -D- below are not shown in the illustration.
A. Brake light switch -F-, Brake vacuum vent valve switch -F47-
Combined into one assembly in footwell on brake pedal
B. Throttle Position (TP) sensor -G79-
In footwell, on accelerator pedal
Displayed as "Throttle position sensor-G69" in case of malfunction
C. Clutch vacuum vent valve switch -F36-
In footwell, on clutch pedal
D. Barometric pressure (BARO) sensor -F96-
Internal component of Diesel DFI Engine Control Module (ECM) -J248-
1. Wastegate bypass regulator valve -N75-
2. EGR vacuum regulator solenoid valve -N18-
3. Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) -J248-
With Manifold Absolute Pressure (MAP) sensor -G71-
With Barometric Pressure (BARO) sensor -F96-
4. Exhaust Gas Recirculation (EGR) valve
5. Fuel injector
With needle lift sensor -G80-
6. Coolant glow plug relay -J325-
7. Intake Air Temperature (IAT) sensor -G72-
8. Harness connector
For needle lift sensor -G80-
9. Harness connector
For engine speed (RPM) sensor -G28-
10. Engine Coolant Temperature (ECT) sensor -G62-
11. Central harness connector For:
Fuel temperature sensor -G81-
Quantity adjuster -N146-
Modulating piston displacement sensor -G149-
12. Harness connector
For fuel cut-off valve -N109-
For cold start injector -N108-
13. Injection pump quantity adjuster With:
Fuel temperature sensor -G81-
Quantity adjuster -N146-
Modulating piston displacement sensor -G149-
14. Fuel cut-off valve -N109-
15. Mass Air Flow (MAF) sensor -G70-
COMPONENTS TESTED BY ON-BOARD DIAGNOSTICS
NOTE: If the Engine Control Module (ECM) or Transmission Control Module (TCM) is replaced, or if the repairs are performed on the Throttle Position (TP) Sensor; the system must be restored to the basic setting.
1. Transmission Control Module (TCM) -J2I7-
Location: Transmission Control Module (TCM) -J217- is located under the rear seat.
2. Engine Control Module (ECM)
Location: Engine Control Module is located in right plenum chamber.
3. Data Link Connector (DLC)
Location: The Data Link Connectors (DLC) are located behind the cover next to the ashtray.
4. Valve Body
Location: Valve Body is bolted to underside of the transmission housing inside the oil pan.
^ The Solenoid Valves -N88-, -N89-, -N90-, -N91-, -N92-, -N93-, -N94- are attached to the valve body.
5. Conductor Strip with Fluid Temperature Sensor
Location: The conductor strip is located in the oil pan on the valve body.
^ The conductor strip can be changed with the transmission installed without removing the valve body.
^ Do not kink or damage the conductor strip.
6. Multi-Function Transmission Range (TR) Switch -F125-
Location: At rear of gearbox.
7. Transmission Vehicle Speed Sensor (VSS) -G38-
Location: On top of transmission.
^ Do not interchange connector T2 for Vehicle Speed Sensors -G38- and -G68-.
8. Vehicle Speed Sensor (VSS) -G68-
Location: On top of transmission.
^ Do not interchange connector T2 for Vehicle Speed Sensors -G38- and -G68-.
9. Throttle Position (TP) Sensor -G69-
Location: On the throttle valve housing (engine). Construction can vary, according to engine.
10. Shift Lock Solenoid -N110-
Location: The Shift Lock Solenoid is located on the selector lever.
11. Cruise Control Switch -E45-
Location: On steering column switch.
12. Kickdown Switch -F8-
Location: The Kickdown Switch is integrated in the accelerator cable and is located on the dash panel in the engine compartment.
13. Brake Light Switch -F-
Location: The Brake Light Switch is located on the pedal cluster.
14. Park/Neutral Position (PNP) Relay -J226-
Location: Relay is located on additional relay panel under instrument panel, left.