Problems, error codes, diagnoses and manuals for
AUDI A4

With autoaid you repair your AUDI A4 quick and easy at low cost. Our experts and the autoaid diagnostic tools assist you in finding the cause of error and support you with all questions for repair with the best solution.

93,972 Repairguides for AUDI A4

  • Wiring diagrams (9,934) for 254 Vehicles
  • Instructions for reading fault codes (2,684) for 150 Vehicles
  • Data lists (4,232) for 254 Vehicles
  • Component location plans (19,248) for 254 Vehicles
  • Component inspection procedures (16,390) for 254 Vehicles
  • Tips and tricks (7,648) for 230 Vehicles
  • Installation and replacement guides (7,398) for 254 Vehicles
  • Descriptions (17,708) for 254 Vehicles
  • Troubleshooting guides (4,496) for 106 Vehicles
  • Reset instructions (2,646) for 254 Vehicles
  • Safety instructions (1,588) for 254 Vehicles


7,300 readout fault codes on AUDI A4


2,126 faults in 77 ECUs on AUDI A4

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