Section 12 (1.8L - Fuel Injection & Ignition, Engine Code(S): AWD)
WARNING: This page is about a different car, the 2001 Volkswagen Jetta, 2001 Volkswagen Golf, 2000 Volkswagen Jetta, 2000 Volkswagen Golf, and 2000 Volkswagen GTI. However, it is still accessible from the selected car via links, so may be relevant.
- 01 On Board Diagnostic (OBD)
- On Board Diagnostic (OBD), general information
- On Board Diagnostic (OBD), characteristics
- On Board Diagnostic (OBD), technical data
- Malfunction Indicator Lamp (MIL), significance
- EPC warning lamp (malfunction lamp for power accelerator activation) in instrument cluster, significance
- VAG1551 Scan Tool (ST), connecting and selecting "Engine Electronics" address word 01
- VAS5051 tester, connecting and selecting "Engine Electronics" vehicle system 01
- Diagnostic Trouble Code (DTC) memory
- Diagnostic Trouble Code (DTC) table: SAE P0-Codes
- Diagnostic Trouble Code (DTC) table: SAE P1-Codes
- Output Diagnostic Test Mode (DTM) (scan tool function 03)
- Readiness code
- Measuring value blocks
- Measuring value blocks, evaluating, display groups 0-9 (basic functions)
- Measuring value blocks, evaluating, display groups 0-9 (basic functions)
- Display group 1 -basic functions-
- Explanation of 8 digit numeric block
- Evaluation display group 1, display field 1 - engine speed (idle speed)
- Display group 2 -basic functions- Mass Air Flow (MAF) sensor
- Evaluation display group 2, display field 3 - injection timing
- Evaluation display group 2, display field 4 - mass air taken in
- Display group 3 -basic function- Mass Air Flow (MAF) sensor
- Display group 4 -basic functions-
- Evaluation display group 4, display field 2 - control module voltage supply
- Evaluation display group 4, display field 3 - coolant temperature
- Evaluation display group 4, display field 4 - intake air temperature
- Display group 5 -basic function-
- Display group 6 -basic function-
- Measuring value blocks, evaluating, display groups 0-9 (basic functions)
- Measuring value blocks, evaluating, display groups 10-29 (ignition)
- Measuring value blocks, evaluating, display groups 10-29 (ignition)
- Display group 10 -ignition-
- Evaluation display group 10, display field 2 - engine load
- Evaluation display group 10, display field 3 - throttle valve angle
- Display group 14 -ignition-, misfire recognition
- Evaluation display group 14, display field 3 - number of ignition misfires
- Display group 22 -ignition- knock control
- Display group 23 -ignition- knock control
- Evaluation display groups 22/23, display fields 3 and 4 - ignition timing angle retarding
- Display group 28 -ignition- knock control
- Measuring value blocks, evaluating, display groups 10-29 (ignition)
- Measuring value blocks, evaluating, display groups 30-49, 99, 107 (oxygen sensor control)
- Measuring value blocks, evaluating, display groups 30-49, 99, 107 (oxygen sensor control)
- Display group 30 -oxygen sensor control-
- Meaning of 3 digit number block in display fields 1 and 2:
- Display group 32 -oxygen sensor control- oxygen sensor adaptation values
- Evaluation display group 32, display field 2 through 4- oxygen sensor adaptation values
- Display group 33 -oxygen sensor control- oxygen sensor control values
- Evaluation display group 33, display field 1 - oxygen sensor control before catalytic converter
- Evaluation display group 33, display field 2 - oxygen sensor voltage before catalytic converter
- Display group 34 -oxygen sensor control- diagnostic of oxygen sensor before catalytic converter (aging test via monitoring period duration)
- Display group 36 -operational readiness of -oxygen sensor control behind catalytic converter-
- Evaluation display group 36, display field 1 - sensor voltage of oxygen sensor behind catalytic converter
- Display group 37 -oxygen sensor control- dwell time test
- Display group 41 -oxygen sensor control- oxygen sensor heating
- Display group 43 -oxygen sensor control- diagnostic of oxygen sensor behind catalytic converter (aging test)
- Display group 46 -oxygen sensor control- diagnostic of catalytic converter (conversion test)
- Display group 99 -oxygen sensor control- operating condition oxygen sensor control
- Display group 107 -oxygen sensor control- fuel system diagnostic
- Measuring value blocks, evaluating, display groups 30-49, 99, 107 (oxygen sensor control)
- Measuring value blocks, evaluating, display groups 50-69 (RPM regulation)
- Measuring value blocks, evaluating, display groups 50-69 (RPM regulation)
- Display group 50 -RPM regulation- operating conditions
- Display group 54 -RPM regulation-
- Display group 55 -RPM regulation- idle stabilization
- Explanation of 5-digit indication
- Display group 56 -RPM regulation- idle stabilization
- Display group 60 -RPM regulation- adaptation EPC system 1)
- Display group 61 -RPM regulation- EPC system
- Display group 62 -RPM regulation- EPC system
- Vehicles with automatic transmission
- Vehicles with cruise control
- Explanation of digits in 4-digit indication, display field 2, switch for brakes, clutch and cruise control.
- Explanation of digits in the 4-digit indication, display field 4, operating switch for cruise control
- Measuring value blocks, evaluating, display groups 50-69 (RPM regulation)
- Measuring value blocks, evaluating, display groups 70-79 (emissions reduction)
- Measuring value blocks, evaluating, display groups 86-89, 100 (readiness code)
- Measuring value blocks, evaluating, display groups 110-119 (charge pressure control)
- Measuring value blocks, evaluating, display groups 110-119 (charge pressure control)
- Display group 111 -charge pressure regulation- adaptation values for charge pressure limitation
- Display group 113 -charge pressure regulation-
- Evaluation display group 113, display field 4 - atmospheric pressure
- Display group 114 -charge pressure regulation-
- Display group 115 -charge pressure regulation-
- Display group 116 -charge pressure regulation-
- Display group 117 -charge pressure regulation-
- Display group 118 -charge pressure regulation-
- Display group 119 -charge pressure regulation-
- Measuring value blocks, evaluating, display groups 110-119 (charge pressure control)
- Measuring value blocks, evaluating, display groups 120-129 (communication)
- On Board Diagnostic (OBD), general information
- 24 Multiport Fuel Injection (MFI)
- Injection system, servicing
- Components, checking
- Oxygen sensor heating for Heated Oxygen Sensor (HO2S) -G39-, checking
- Oxygen sensor heating for Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-, checking
- Mass Air Flow (MAF) sensor -G71-, checking
- Throttle valve control module -J338-, checking
- Engine Coolant Temperature (ECT) sensor -G62-, checking
- Intake Air Temperature (IAT) sensor -G42-, checking
- Engine speed (RPM) sensor, checking
- Injectors, checking
- Fuel pressure regulator and holding pressure, checking
- Intake air system, checking for leaks (unmetered air)
- Functions, checking
- Idle, checking
- Idle speed, adaptation
- Oxygen Sensor (O2S) and Oxygen sensor control before catalyst, checking
- Oxygen Sensor (O2S) and Oxygen sensor control after catalyst, checking
- Oxygen sensor aging for Heated Oxygen Sensor (HO2S) -G39-, checking
- Oxygen sensor aging for Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-, checking
- Operational readiness of Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-, checking
- Engine operating modes, checking
- Engine Control Module (ECM)
- Control module voltage supply, checking
- Procedure after voltage supply open circuit
- Engine Control Module (ECM), replacing
- Code control module (scan tool function 07)
- Engine Control Module, coding variations
- Throttle valve control module, adapting to engine control module
- Electronic immobilizer, adapting to engine control module
- Kick-down position, learning
- Auxiliary signals, checking
- 28 Ignition/Glow plug system