P0EA7
Auxiliary Cooling System Performance
P0EA7 is an OBD-II diagnostic trouble code meaning: Auxiliary Cooling System Performance. Common causes: auxiliary cooling system pump malfunction, clogged auxiliary system radiator. Estimated repair cost: $28–167.
Symptoms
- Overheat warning on dashboard
- Reduced engine power
- Unstable operation of the cooling system
- Turning the fan on at maximum speed
- Increase in coolant temperature
Causes
- Auxiliary cooling system pump malfunction
- Clogged auxiliary system radiator
- Problems with temperature sensors
- Open or short circuit in control circuit
- Low coolant level
How to Fix
- Check the level and condition of the coolant
- Diagnose the operation of the auxiliary cooling pump
- Check the integrity of electrical circuits and connectors
- Clean or replace the auxiliary system radiator
- Test temperature sensors
Related codes
Error P0EA7 by Vehicle Brand
FAQ
What does the P0EA7 code mean?
P0EA7 is an OBD-II diagnostic trouble code that indicates: Auxiliary Cooling System Performance
What causes a P0EA7 error code?
The most common causes of P0EA7 include: Auxiliary cooling system pump malfunction; Clogged auxiliary system radiator; Problems with temperature sensors; Open or short circuit in control circuit.
How do I fix a P0EA7 diagnostic trouble code?
To fix P0EA7: Check the level and condition of the coolant. Diagnose the operation of the auxiliary cooling pump. Check the integrity of electrical circuits and connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0EA7?
Do not drive — repair immediately
How much does it cost to fix P0EA7?
The estimated repair cost for P0EA7 is $28–167. Actual cost depends on your vehicle, location, and labor rates.
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