w201 m103 ac low pressure switch wiring

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w201 m103 ac low pressure switch wiring

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11-02-2018, 07:00 PM

Mxfrank

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Join Date: Dec 2006

Posts: 3,964

Before you spend time on the speed sensor...does the A/C stay on once started? if so, then both sensors are fine.

Just so I understand...do you have continuity all the way from pin 3 on the MAS to pin 6 on the PBU? If not, the new switch may be bad, or your pressure really is low.

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