Table 1 shows two common engine and engine cooling related problems of the 2021 Audi Q7. The number one most common problem is related to the engine and engine cooling (16 problems). The second most common problem is related to the crankcase (pcv) (one problem).
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling problems | |
| Crankcase (pcv) problems |
My independent repair shop has just diagnosed a coolant leak weeping from the vacuum line connection at the water pump; they referred to this problem as “coolant migration”. As documented extensively by Audi in technical service bulletin 19-23-45 (2070349/2), this indicates an internal Read details...
I am reporting a severe defect in my 2020 Audi Q7 involving “coolant migration” due to a faulty water pump, a known issue in Audi models (q7, s4, a6, 2013–2022). This poses critical safety risks due to sudden failure with minimal warning. Read details...