OBD Guide
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P063F

Auto Configuration Engine Coolant Temperature Input Not Present

P063F is an OBD-II diagnostic trouble code meaning: Auto Configuration Engine Coolant Temperature Input Not Present. Common causes: coolant temperature (ect) sensor malfunction, open or short circuit in the ect sensor circuit. Estimated repair cost: $11–44.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$11–44 (est.)

Symptoms

  • Check Engine light comes on
  • Cold start problems
  • Unstable idle when warming up
  • Increased fuel consumption
  • The engine may not reach operating temperature or overheat

Causes

  • Coolant temperature (ECT) sensor malfunction
  • Open or short circuit in the ECT sensor circuit
  • Adaptation failed after replacing ECU or sensor
  • Oxidation of the ECT sensor connector
  • ECU malfunction

How to Fix

  1. Check the ECT sensor signal with a scanner (with a cold engine the value should be close to the ambient temperature)
  2. Inspect the ECT sensor connector for oxidation and damage.
  3. Check the resistance of the ECT sensor with a multimeter
  4. Inspect the wiring from the sensor to the ECU
  5. If the sensor is faulty, replace it
  6. Perform the onboarding procedure if necessary

Related codes

P063EP0115P0116P0117P0118P0128

Error P063F by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P063F code mean?

P063F is an OBD-II diagnostic trouble code that indicates: Auto Configuration Engine Coolant Temperature Input Not Present

What causes a P063F error code?

The most common causes of P063F include: Coolant temperature (ECT) sensor malfunction; Open or short circuit in the ECT sensor circuit; Adaptation failed after replacing ECU or sensor; Oxidation of the ECT sensor connector.

How do I fix a P063F diagnostic trouble code?

To fix P063F: Check the ECT sensor signal with a scanner (with a cold engine the value should be close to the ambient temperature). Inspect the ECT sensor connector for oxidation and damage.. Check the resistance of the ECT sensor with a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P063F?

Limited driving only, diagnose soon

How much does it cost to fix P063F?

The estimated repair cost for P063F is $11–44. Actual cost depends on your vehicle, location, and labor rates.

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