DAI

Daikin J4

Medium

VRV / Sky Air — Malfunction of low pressure equivalent saturated temperature sensor system.

Daikin J4: Malfunction of low pressure equivalent saturated temperature sensor system. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Thermistor open/short.
Connector loose.

Check steps

Check thermistor & connector.
Check thermistor resistance per service manual.

Affected parts

Niederdrucksättigungs-Thermistor

Safety note

Follow F-Gas.

Source: Daikin SM-TS3 (resmi) s.4 — DÜZELTİLDİ (2026-07-04): kod önceden 'Wärmetauscher-Gas-Thermistor' olarak etiketliydi (bu J6/J9'a ait), kılavuz J4='low pressure equivalent saturated temperature sensor' diyor

Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.

Look up in Enthalio →

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