Mitsubishi Alarm Code #331 cause 1



Alarm Code #331
Model CPE52, 53, 14, 15, 15V, 16
Failure Low refrigerant pressure sensor ( LPT ) failure
Countermeasure
<< Cause –(1) >>
Poor contact of the connector CN10 or CN23
< Check > ( Refer to Page F-4, 5, 6, 7, 8)
Check tightness of CN10 or CN23.
< Action >
Spray #2501S on the contact part of the connector.

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