On Board Diagnostic (OBD) - 1.9L ALH, 2V TDI
- On Board Diagnostic II
- DTC table: VAG codes
- Diagnostic Trouble Code (DTC) table: SAE P codes
- Function 03: Output Diagnostic Test Mode (DTM)
- Readiness code
- Measuring value blocks
- Safety precautions
- Measuring value block, reading
- Evaluating measuring value blocks, at idle
- Display group 000 at idle with engine warm, coolant temperature not below 80 °C (176 °F)
- Display group 001 at idle with engine warm, coolant temperature not below 80 °C (176 °F)
- Evaluation: Injected quantity display
- Evaluation: Modulating piston displacement sensor -G419- voltage display
- Display group 002 at idle with engine warm, coolant temperature not below 80 °C (176 °F)
- Evaluation: "Throttle position" display
- Evaluation: "Operating condition" display
- Display group 003 at idle with engine warm, coolant temperature not below 80 °C (176 °F)
- Evaluation: Air mass drawn in (specified) display
- Evaluation: Air mass drawn in (actual) display
- Display group 004 at idle with engine warm, coolant temperature not below 80 °C (176 °F)
- Evaluation: Start of injection (specified) display
- Evaluation: Start of injection display (actual)
- Display group 005
- Display group 006 with ignition switched on
- Evaluation: Brake pedal monitor display
- Evaluation: Cruise control system display
- Display group 007 with ignition switched on (engine cold and not running)
- Evaluation: Fuel temperature display
- Evaluation: Intake Air Temperature display
- Evaluation: Coolant temperature display
- Display group 009
- Display group 012
- Display group 013 at idle speed with engine warm, coolant temperature not below 80 °C (176 °F)
- Evaluation: idle speed smooth running control display
- Display group 015
- Display group 016 at idle
- Evaluation: Additional heater display
- Evaluation: Heater element activation display
- Display group 19 with ignition on
- Evaluation: Modulating piston displacement sensor -G419- voltage display (start/stop)
- Evaluating measuring value blocks at full load
- Display group 000 at Wide Open Throttle (WOT), test drive in 3rd gear, Engine Coolant Temperature 80 °C (176 °F) minimum
- Display group 004 at Wide Open throttle (WOT), test drive in 3rd gear, Engine Coolant Temperature 80 °C (176 °F) minimum
- Evaluation: Start of injection (actual) display
- Evaluation: Cold start valve duty cycle display
- Display group 008 at Wide Open Throttle (WOT), test drive in 3rd gear, Engine Coolant Temperature 80 °C (176 °F)
- Evaluation: Injected quantity (driver's requirement) display
- Evaluation: Injected quantity limitation via RPM (torque limitation) display
- Evaluation: Injection quantity limitation due to air mass drawn in (smoke prevention) display
- Display group 010 at WOT, test drive in 3rd gear, Engine Coolant Temperature 80 °C (176 ° F) minimum
- Evaluation: Air mass drawn in display
- Evaluation: Intake manifold pressure (charge pressure) display
- Evaluation: Accelerator pedal position display
- Display group 011 at Wide Open Throttle (WOT), test drive in 3rd gear, Engine Coolant Temperature 80 °C (176 °F) minimum
- Evaluation: Manifold Absolute Pressure display (actual)