alt text: HVAC Flap Motor Location
alt text: HVAC Flap Motor Location

Understanding and Fixing the 00716 VCDS Trouble Code

The 00716 trouble code in VCDS (Vag-Com Diagnostic System) indicates a problem with the air recirculation flap positioning motor (V113) in your Audi or Volkswagen vehicle. This article outlines a personal experience troubleshooting this fault code, including the steps taken and the resulting challenges. We’ll delve into the diagnostic process, potential causes, and solutions for this common issue.

Diagnosing the 00716 VCDS Code

Initially, a scan revealed a single fault code:

00716 - Air recirculation Flap Positioning Motor (V113) 41-10 - Blocked or No Voltage - Intermittent

To pinpoint the issue, the glove box was removed to access the HVAC system. Output tests were run within VCDS while observing the flap motors. All motors responded correctly to the tests except for the one controlling the air recirculation flap, confirming the initial diagnosis related to V113.

alt text: HVAC Flap Motor Locationalt text: HVAC Flap Motor Location

Attempted Repair and Further Complications

A replacement flap motor (8E1820511L) was ordered and installed. Unfortunately, the new motor did not resolve the issue. Subsequent VCDS scans after installing the new part yielded additional fault codes:

7 Faults Found:
00710 - Defroster Flap Positioning Motor (V107) 41-10 - Blocked or No Voltage - Intermittent
01272 - Positioning Motor for Central Flap (V70) 41-10 - Blocked or No Voltage - Intermittent
01809 - Actuating Motor for Temperature Flap; Left (V158) 41-10 - Blocked or No Voltage - Intermittent
01810 - Actuating Motor for Temperature Flap; Right (V159) 41-10 - Blocked or No Voltage - Intermittent
01274 - Air Flow Flap Positioning Motor (V71) 41-10 - Blocked or No Voltage - Intermittent
00716 - Air recirculation Flap Positioning Motor (V113) 41-10 - Blocked or No Voltage - Intermittent
00735 - Potentiometer in Positioning Motor for Air recirculation Flap (G143) 09-00 - Adaptation Limit Surpassed

These new codes suggest a more widespread problem within the HVAC system, possibly related to wiring, a faulty control module, or a need for adaptation procedures. Clearing the codes and performing a full system scan with VCDS resulted in the same codes reappearing.

Next Steps for Addressing 00716 and Related Codes

When faced with the 00716 code and subsequent related faults, further diagnostics are required. Possible solutions include:

  • Checking Wiring and Connections: Thoroughly inspect the wiring harness and connections to the affected flap motors for damage, corrosion, or loose connections.
  • Testing the HVAC Control Module: The HVAC control module itself could be faulty and require replacement.
  • Performing Adaptation Procedures: Certain HVAC components require adaptation procedures using VCDS after replacement. Consult the appropriate repair manual for your vehicle.
  • Seeking Professional Help: If the problem persists, consult a qualified automotive technician specializing in VAG vehicles for advanced diagnostics and repair. A full vehicle scan log, like the one below, can be helpful for professional diagnosis.

Complete VCDS Scan Log

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