P0ACA
Hybrid/EV Battery Temperature Sensor C Circuit
P0ACA is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Temperature Sensor C Circuit. Common causes: temperature sensor fault c, open or short circuit in the sensor circuit. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Hybrid system power reduction
- Increased fuel consumption (for hybrids)
- Error message on display
- Activation of emergency operation
Causes
- Temperature sensor fault C
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Wiring harness damage
- Battery management module (BMS) malfunction
How to Fix
- Check the resistance of the temperature sensor
- Inspect the sensor circuit for breaks and short circuits
- Check the quality of connections in the connectors
- Replace faulty temperature sensor
- Update or replace the BMS module if necessary
Related codes
Error P0ACA by Vehicle Brand
FAQ
What does the P0ACA code mean?
P0ACA is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Temperature Sensor C Circuit
What causes a P0ACA error code?
The most common causes of P0ACA include: Temperature sensor fault C; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Wiring harness damage.
How do I fix a P0ACA diagnostic trouble code?
To fix P0ACA: Check the resistance of the temperature sensor. Inspect the sensor circuit for breaks and short circuits. Check the quality of connections in the connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0ACA?
Limited driving only, diagnose soon
How much does it cost to fix P0ACA?
The estimated repair cost for P0ACA is $28–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat