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.
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HOMESERVICE MANUALSAUDI2001A6 AVANT QUATTROREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 14 (ON BOARD DIAGNOSTIC (OBD) - A/T 01L)
2001 Audi A6 Avant Quattro
Section 14 (On Board Diagnostic (OBD) - A/T 01L)
2001 Audi A6 Avant QuattroSECTION Section 14 (On Board Diagnostic (OBD) - A/T 01L)
WARNING: This page is about a different variant/trim than selected.
- On Board Diagnostic (OBD)
- Notes
- Malfunction recognition by the Transmission Control Module (TCM)
- Transmission Control Module (TCM), backup functions
- Malfunction Indicator Lamp (MIL), function
- Conditions for recognizing a driving cycle (dcy)
- On Board Diagnostic (OBD), technical data
- On Board Diagnostic (OBD), function
- For additional information see:
- Safety precautions
- On Board Diagnostic (OBD), initiating program
- Electrical/electronic components, locations
- Notes
- Location of Automatic Transmission Control Module (TCM) -J217-
- Automatic Transmission Control Module (TCM) -J217-, disconnecting multi-pin connector
- Engine Control Module (ECM)
- Data Link Connector (DLC)
- Transmission internal wiring harness, integrated Transmission Fluid Temperature Sensor -G93-
- ABS Control Module -J104-
- OBD of ABS Control Module -J104-
- Multi-function Transmission Range (TR) switch -F125-
- Valve body
- Sensor for Transmission RPM -G182-
- Sender for Transmission Output RPM -G195-
- Speedometer Vehicle Speed Sensor (VSS) -G22-
- Shift Lock solenoid -N110-
- Tiptronic Transmission Range (TR) Switch -F189-
- Starting Interlock Relay-J207-
- Transmission Range (TR)Selector Lever Display -Y6-
- Brake Light Switch -F-
- Cruise Control Switch -E45-
- On Board Diagnostic (OBD), available functions using VAG 1551 Scan Tool (ST)
- Check DTC Memory (scan tool function 02)
- Diagnostic Trouble Code (DTC) tables
- Diagnostic Trouble Code (DTC) table; Part 1, up to display group number 17968 / P1560
- Diagnostic Trouble Code (DTC) table; Part 2, up to display group number 18267 / P1861
- Output Diagnostic Test Mode (DTM) (scan tool function 03)
- Erase DTC memory (scan tool function 05)
- Code Control Module (Scan tool function 07)
- Read Measuring Value Block (scan tool function 08)
- Notes
- Work procedure
- Available display group numbers
- Read Measuring Value Block display group table
- Read Measuring Value Block Display Group 001
- Read Measuring Value Block Display Group 002
- Read Measuring Value Block Display Group 003
- Read Measuring Value Block Display Group 004
- Read Measuring Value Block Display Group 005
- Read Measuring Value Block Display Group 006
- Read Measuring Value Block Display Group 007
- Read Measuring Value Block Display Group 008
- Read Measuring Value Block Display Group 009
- Read Measuring Value Block Display Group 010
- Read Measuring Value Block Display Group 011
- Read Measuring Value Block Display Group 012
- Read Measuring Value Block Display Group 013
- Read Measuring Value Block Display Group 125
- CAN-Bus, function
- Electrical testing
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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.