I'd like to thank everyone who helped on this thread. My mechanic replaced the servo motor and my air conditioning has returned to freezing me out, in the car, while it's 110 degrees F outside. What took so long was finding the servo motor. Apperently Volvo is no longer going to manufacture many of ...

Hi Bill,
It worked! Diagnostic mode was entered. It flashed "2-1-4." That's the servo. I'll show my mechanic on Monday. I pray it's not buried too far in the dash.

Rick

Hi Jimmy, My problem is entering the ECC diagnostic mode. I put the car outside with direct sun on the dash, therefore on the solar sensor. With the engine running, I then put the blower fan control in AUTO, the function selector in VENT and the temperature knob to MAXIMUM COOLING. I start with the ...

Hi Bill, No matter how hard we tried, we could not get the ECC to enter self-diagnosis mode, therefore no code. The blue light kept flashing continuously. Then my mechanic started measuring pressures. He thinks that the compressor is starting to fail. He charged it with more coolant and said he'll g...

Mileage: 155,200 The blue light which surrounds the AC button flashes all the time, even when the AC is off. It is a continuous flash, it is not flashing out a code. There are no computer codes. When I turn on the AC it only sorta works. It won't keep up with an Arizona summer. This started happenin...