Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2005 Audi A4 Base, 4D Sedan, 3.0 TFACTORY OEM SERVICE PROCEDURE
3.0L - Engine Controls - Generic Scan Tool, Engine Codes: AVK, BGN [Automatic Transmission - Gears, Hydraulic Controls - Generic Scan Tool]
- 38 - Automatic Transmission - Gears, Hydraulic Controls
- 5 Spd. Automatic Transmission 01V Front and All Wheel Drive, Checking
- 5 Spd. Automatic Transmission 01V Front and All Wheel Drive, Checking
- Multi-Function Transmission Range (TR) Switch F125, Checking
- Tiptronic Switch F189, Checking
- Transmission Fluid Temperature Sensor G93, Checking
- Transmission Input Speed (RPM) Sensor G182, Checking
- Transmission Output Speed (RPM) Sensor G195, Checking
- Solenoid Valves in Valve Body, Checking
- Additional Signals, Automatic Transmission, Checking
- 5 Spd. Automatic Transmission 01V Front and All Wheel Drive, Checking
- Generic Scan Tool
- OBD General Information
- Diagnostic Mode, Selecting
- Diagnostic Mode, Selecting
- Diagnostic Modes Description
- Diagnostic Mode 01 - Obtain Data
- Diagnostic Mode 02 - Obtain Operating Conditions
- Diagnostic Mode 03 - Interrogating Fault Memory
- Interrogating the Fault Memory
- Diagnostic Mode 04 - Reset/Delete Diagnostic Data
- Diagnostic Mode 05: Check lambda test results
- Diagnostic Mode 06: Checking test results of components that are not continuously monitored
- Notes
- Test-ID 01 ($01): Catalytic Conversion (Bank 1)
- Test-ID 01 ($01): Catalytic Conversion (Bank 2)
- Test-ID 01 ($01): Oxygen Sensor (Bank 1, Sensor 1)
- Test-ID 02 ($02): Oxygen Sensor (Bank 2, Sensor 1)
- Test-ID 15 ($21): Oxygen Sensor (Bank 1, Sensor 2)
- Test-ID 16 ($22): Oxygen Sensor (Bank 2, Sensor 2)
- Test-ID $03 (03): Secondary Air Injection (AIR) System (Bank 1)
- Test-ID $03 (03): Secondary Air Injection (AIR) System (Bank 2)
- Test-ID $05 (05): Tank Ventilation System, Tank Vent Valve Function Check
- Test-ID $05 (05): Tank Ventilation System, Tank Leak Test
- Diagnostic Mode 07 - Check Test Results of Components that are Continuously Monitored
- Diagnostic Mode 08 - Tank Leak Test
- Diagnostic Mode 09 - Vehicle Information
- General Diagnosis
- Readiness Code
- Diagnostic Trouble Code Tables
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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