P0EA8
A/C Compressor Motor Voltage Sensor B Circuit
P0EA8 is an OBD-II diagnostic trouble code meaning: A/C Compressor Motor Voltage Sensor B Circuit. Common causes: compressor voltage sensor b malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Air conditioner won't turn on
- Reduced cooling efficiency
- The air conditioning indicator is flashing
- Floating engine speed when turning on the air conditioner
Causes
- Compressor voltage sensor B malfunction
- Open or short circuit in the sensor circuit
- Poor contact in circuit connectors
- Compressor control unit malfunction
- Problems with power supply to the air conditioning system
How to Fix
- Check continuity of voltage sensor B circuit
- Inspect connectors and contacts for corrosion or damage
- Check sensor resistance and voltage
- If necessary, replace the voltage sensor
- Check the operation of the compressor control unit
Related codes
Error P0EA8 by Vehicle Brand
FAQ
What does the P0EA8 code mean?
P0EA8 is an OBD-II diagnostic trouble code that indicates: A/C Compressor Motor Voltage Sensor B Circuit
What causes a P0EA8 error code?
The most common causes of P0EA8 include: Compressor voltage sensor B malfunction; Open or short circuit in the sensor circuit; Poor contact in circuit connectors; Compressor control unit malfunction.
How do I fix a P0EA8 diagnostic trouble code?
To fix P0EA8: Check continuity of voltage sensor B circuit. Inspect connectors and contacts for corrosion or damage. Check sensor resistance and voltage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0EA8?
Yes, but get it checked soon
How much does it cost to fix P0EA8?
The estimated repair cost for P0EA8 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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