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Old 12-09-2020, 03:46 PM
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Diseasel300 Diseasel300 is offline
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Quote:
Originally Posted by imgolden View Post
Another possibility: the 'cold air lockout' sensor on my W123 had frayed wires and creating a clicking sound on the push button unit. I ended up just grounding it and it went away, it's not a feature I need.

Not sure if your car has one as well, but mine is on the thermostat housing.
The Gen II W126 and W124 system is entirely different from the W123 and Gen I W126 system.
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