Checklist for Reliability of Older Audis

[Huw Powell]

>> It has an infrequent fuel pump failure, but only when left in the
>> driveway
>> overnight on very cold nights. It always starts after the weather
>> warms up
>> in the late morning. So, it still has the same fuel pump. It also has
>> starting problems after multiple days of high humidity.

1. How do you know it's the fuel pump?  See #2.

2. Clean and grease the damn connectors - every single one of them. 
I've been lecturing on this for what, 15 years now?