Computers and Control Systems: Service and Repair

The Turbo Direct Fuel Injection (DFI) system control module is equipped with a Diagnostic Trouble Code (DTC) memory.

Before starting repairs, adjustments or troubleshooting
- Check DTC memory,
- Perform Output Diagnostic Test Mode checks. Testing and Inspection

When performing checking and adjusting operations, the ECM may recognize and store certain malfunctions. After completing all of the checking and adjusting operations, erase DTC memory





1 Clutch Vacuum Vent valve Switch F36
- In footwell
2 Brake Pedal Switch F47
- In footwell
3 Brake Light Switch (F)
- In footwell





2 Throttle Position sensor G79
- In footwell on accelerator





1 Mass Air Flow sensor G70
2 EGR Vacuum Regulator solenoid valve N18
3 Heater line
- resistance between terminals: 4 to 17 - (at ambient temperature)
- Voltage supply via: terminal 15
4 Engine Control Module (ECM) J248
- contains Manifold Absolute Pressure sensor G71
- contains Barometric Pressure sensor F96
5 Injector with Needle Lift sensor G80
6 Engine Coolant Temperature sensor G62
7 Coolant Glow Plug Relay J325
8 Wastegate Bypass Regulator valve N75
9 Intake Air Temperature sensor G72
10 Central connector
11 2-pin harness connector for Needle Lift sensor G80
12 3-pin harness connector for Engine Speed sensor G28
13 Engine Speed sensor G28
14 7-pin harness connector
- for Fuel Temperature sensor G81
- for Quantity Adjuster N146
- for Modulating Piston Displacement sensor G149
15 3-pin harness connector
- for Fuel Cut-off valve N109
- for Cold Start Injector N108
16 Fuel Cut-off valve N109
17 Quantity Adjuster
- with Fuel Temperature sensor G81
- with Quantity Adjuster N146
- with Modulating Piston Displacement sensor G149
18 Metering Pump V54 for Additional fuel metering device