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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 120 (Air Conditioning System Diagnosis (HEV)) >> DTC B1245: Air Mix Potentiometer Open (Low) Driver >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

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Item Detecting Condition Possible Cause
DTC Strategy
  • Voltage check
  1. Open in signal (Feedback signal), power and ground circuit
  2. Faulty Driver Temperature Actuator
  3. Faulty Air Condition Control Module
Enable Conditions
  • Ignition ON
Threshold Value
  • Driver Air mix actuator (Temperature Actuator) Sensor signal is at or below 0.1V for 0.3 seconds
Fail-Safe
  • Setting temperature: 16°C (62.6°F) - 24°C (76.1°F), fix at max. cooling position
  • Setting temperature: 25°C (77°F) - 31°C (89.6°F), fix at max. heating position