One problem related to fuses and circuit breaker has been reported for the 1999 Audi A4. The most recently reported issues are listed below.
Three failures of headlights. After 6 months, driver side headlight burnt out. 6 months later passenger side burnt out. Now the driver side has burnt out again, just 18 months after purchase. Have also had a fuse blow in a cell phone charger plugged in the cigarette lighter.
| Electrical System problems | |
| Wiring problems | |
| Ignition problems | |
| Fuses And Circuit Breaker problems | |
| Instrument Panel problems |