Search found 2 matches

by jimdollar1
Sat Oct 14, 2017 12:59 pm
Forum: Automotive Air Conditioning Forum
Topic: Mercedes benz R129 SL fault code 73
Replies: 3
Views: 5660

Re: Mercedes benz R129 SL fault code 73

Thanks Cusser.I had it into kwikfit recently who evacuated the system then said they couldn't regas it as it had a leak.I bought an STP EzChill and it was going well and was in the green zone when suddenly the pressure went to zero however a few minutes later it went back suddenly but would not stay...
by jimdollar1
Sat Oct 14, 2017 12:08 pm
Forum: Automotive Air Conditioning Forum
Topic: Mercedes benz R129 SL fault code 73
Replies: 3
Views: 5660

Mercedes benz R129 SL fault code 73

Hello from Scotland. The aircon on my 1993 Mercedes Benz SL 500 is giving me a fault code 73 "A/C Compressor signal open circuit". The aircon does not blow cold. I know I can go through a Mercedes Benz test routine to see whats wrong but wondered if anyone has come across this before? Many...