OBD Guide
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P266F

A/C Refrigerant Distribution Valve A Control Circuit Driver Current/Temperature Too High

P266F is an OBD-II diagnostic trouble code meaning: A/C Refrigerant Distribution Valve A Control Circuit Driver Current/Temperature Too High. Common causes: faulty refrigerant distribution valve, damaged wiring or poor contact in the circuit. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • The air conditioner does not work or does not work efficiently
  • Increased noise from the air conditioning system
  • Fault indication on the instrument panel
  • Periodic shutdown of the air conditioner

Causes

  • Faulty refrigerant distribution valve
  • Damaged wiring or poor contact in the circuit
  • Problems with the air conditioning control unit
  • Low refrigerant level in the system
  • Valve driver overheating

How to Fix

  1. Check the refrigerant level in the system
  2. Check the integrity of wiring and connections
  3. Check the resistance of the refrigerant distribution valve
  4. Check the operation of the air conditioning control unit
  5. If necessary, replace the refrigerant distribution valve

Related codes

P266EP2670P2671

Error P266F by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P266F code mean?

P266F is an OBD-II diagnostic trouble code that indicates: A/C Refrigerant Distribution Valve A Control Circuit Driver Current/Temperature Too High

What causes a P266F error code?

The most common causes of P266F include: Faulty refrigerant distribution valve; Damaged wiring or poor contact in the circuit; Problems with the air conditioning control unit; Low refrigerant level in the system.

How do I fix a P266F diagnostic trouble code?

To fix P266F: Check the refrigerant level in the system. Check the integrity of wiring and connections. Check the resistance of the refrigerant distribution valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P266F?

Yes, but get it checked soon

How much does it cost to fix P266F?

The estimated repair cost for P266F is $33–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat