P01ED
Engine Coolant Heater B Control Circuit Low
P01ED is an OBD-II diagnostic trouble code meaning: Engine Coolant Heater B Control Circuit Low. Common causes: open or short circuit in wiring harness, coolant heater malfunction. Estimated repair cost: $56–167.
Symptoms
- Unstable engine operation at idle
- Extended engine warm-up time
- Check Engine Light Illuminates
Causes
- Open or short circuit in wiring harness
- Coolant heater malfunction
- Problems with the ECU
- Poor contact in connectors
How to Fix
- Check the integrity of the wiring harness
- Check the resistance of the coolant heater
- Inspect connectors for corrosion or damage
- If necessary, replace the heater or ECU
Related codes
Error P01ED by Vehicle Brand
FAQ
What does the P01ED code mean?
P01ED is an OBD-II diagnostic trouble code that indicates: Engine Coolant Heater B Control Circuit Low
What causes a P01ED error code?
The most common causes of P01ED include: Open or short circuit in wiring harness; Coolant heater malfunction; Problems with the ECU; Poor contact in connectors.
How do I fix a P01ED diagnostic trouble code?
To fix P01ED: Check the integrity of the wiring harness. Check the resistance of the coolant heater. Inspect connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P01ED?
Limited driving only, diagnose soon
How much does it cost to fix P01ED?
The estimated repair cost for P01ED is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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