OBD Guide
ENFRDEESPT

C0093

4WD/AWD Power Transfer Unit Temperature Sensor

C0093 is an OBD-II diagnostic trouble code meaning: 4WD/AWD Power Transfer Unit Temperature Sensor. Common causes: transfer case temperature sensor malfunction, open or short circuit in the sensor wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Activating the 4WD/AWD warning light on the dashboard
  • Incorrect operation of the all-wheel drive system
  • Possible disabling of the all-wheel drive system
  • Reduced power transfer efficiency

Causes

  • Transfer case temperature sensor malfunction
  • Open or short circuit in the sensor wiring harness
  • Poor contact in sensor connectors
  • 4WD/AWD control module malfunction
  • Contamination or low oil level in the transfer case

How to Fix

  1. Check the level and condition of the oil in the transfer case
  2. Visually inspect the sensor wiring harness and connectors for damage.
  3. Check the resistance and voltage of the temperature sensor
  4. Replace temperature sensor if necessary
  5. Clean or replace wiring harness if damaged
  6. Reset the error and check the system for reappearance of the code

Related codes

C0090C0091C0092C0094

Error C0093 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the C0093 code mean?

C0093 is an OBD-II diagnostic trouble code that indicates: 4WD/AWD Power Transfer Unit Temperature Sensor

What causes a C0093 error code?

The most common causes of C0093 include: Transfer case temperature sensor malfunction; Open or short circuit in the sensor wiring harness; Poor contact in sensor connectors; 4WD/AWD control module malfunction.

How do I fix a C0093 diagnostic trouble code?

To fix C0093: Check the level and condition of the oil in the transfer case. Visually inspect the sensor wiring harness and connectors for damage.. Check the resistance and voltage of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C0093?

Limited driving only, diagnose soon

How much does it cost to fix C0093?

The estimated repair cost for C0093 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

FRDEESPT

See also: Russian version · NationStat