OBD Guide
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P26D6

Engine Coolant Pump Clutch Control Circuit/Open

P26D6 is an OBD-II diagnostic trouble code meaning: Engine Coolant Pump Clutch Control Circuit/Open. Common causes: open circuit in the pump clutch control circuit, short circuit in wiring. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine Light Is On
  • Engine overheating
  • The engine takes a long time to warm up
  • Unstable operation of the cooling system
  • Decrease in interior heater efficiency

Causes

  • Open circuit in the pump clutch control circuit
  • Short circuit in wiring
  • Electromagnetic clutch malfunction
  • Problems with the control relay
  • Engine control unit malfunction

How to Fix

  1. Check the integrity of wiring and connectors
  2. Test the resistance of the pump coupling
  3. Check the operation of the control relay
  4. Replace faulty pump coupling if necessary
  5. Reset the error and check the system operation

Related codes

P26D5P26D7P26D8

Error P26D6 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P26D6 code mean?

P26D6 is an OBD-II diagnostic trouble code that indicates: Engine Coolant Pump Clutch Control Circuit/Open

What causes a P26D6 error code?

The most common causes of P26D6 include: Open circuit in the pump clutch control circuit; Short circuit in wiring; Electromagnetic clutch malfunction; Problems with the control relay.

How do I fix a P26D6 diagnostic trouble code?

To fix P26D6: Check the integrity of wiring and connectors. Test the resistance of the pump coupling. Check the operation of the control relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P26D6?

Limited driving only, diagnose soon

How much does it cost to fix P26D6?

The estimated repair cost for P26D6 is $28–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat