OBD Guide
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C0085

Traction Disable Indicator

C0085 is an OBD-II diagnostic trouble code meaning: Traction Disable Indicator. Common causes: faulty indicator lamp on the dashboard, damage to the wiring harness between the abs/esp unit and the dashboard. Estimated repair cost: $17–167.

Severity
✅ Low
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$17–167 (est.)

Symptoms

  • The traction control disable indicator is constantly on or flashing
  • Traction control system does not activate or does not work correctly
  • The ABS warning light on the dashboard is on
  • It is impossible to determine the actual state of the traction control system

Causes

  • Faulty indicator lamp on the dashboard
  • Damage to the wiring harness between the ABS/ESP unit and the dashboard
  • Malfunction of the ABS/ESP control unit
  • Poor contact in the indicator circuit connectors
  • Control unit software failure

How to Fix

  1. Read error codes with a scanner that supports ABS/ESP protocols
  2. Check the status of the traction control indicator lamp on the instrument panel
  3. Inspect the wiring harness and connectors between the ABS unit and the instrument cluster
  4. Check the voltage and continuity of the indicator circuit with a multimeter
  5. If necessary, update the firmware or replace the ABS/ESP control unit

Related codes

C0051C0052C0121

Error C0085 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the C0085 code mean?

C0085 is an OBD-II diagnostic trouble code that indicates: Traction Disable Indicator

What causes a C0085 error code?

The most common causes of C0085 include: Faulty indicator lamp on the dashboard; Damage to the wiring harness between the ABS/ESP unit and the dashboard; Malfunction of the ABS/ESP control unit; Poor contact in the indicator circuit connectors.

How do I fix a C0085 diagnostic trouble code?

To fix C0085: Read error codes with a scanner that supports ABS/ESP protocols. Check the status of the traction control indicator lamp on the instrument panel. Inspect the wiring harness and connectors between the ABS unit and the instrument cluster. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C0085?

Do not drive — repair immediately

How much does it cost to fix C0085?

The estimated repair cost for C0085 is $17–167. Actual cost depends on your vehicle, location, and labor rates.

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