P23DA
Cylinder 3 Fuel Heater Control Circuit High
P23DA is an OBD-II diagnostic trouble code meaning: Cylinder 3 Fuel Heater Control Circuit High. Common causes: cylinder 3 fuel heater malfunction, short circuit in control circuit. Estimated repair cost: $17–56.
Symptoms
- Difficulty starting the engine in cold weather
- Unstable engine idling
- Increased fuel consumption
- Check engine light comes on
Causes
- Cylinder 3 fuel heater malfunction
- Short circuit in control circuit
- Damage to wiring or connectors
- Engine control module malfunction
How to Fix
- Check the resistance of the cylinder 3 fuel heater
- Inspect wiring and connectors for damage
- Check control circuit voltage
- If necessary, replace the fuel heater
- Check and, if necessary, replace the control module
Related codes
Error P23DA by Vehicle Brand
FAQ
What does the P23DA code mean?
P23DA is an OBD-II diagnostic trouble code that indicates: Cylinder 3 Fuel Heater Control Circuit High
What causes a P23DA error code?
The most common causes of P23DA include: Cylinder 3 fuel heater malfunction; Short circuit in control circuit; Damage to wiring or connectors; Engine control module malfunction.
How do I fix a P23DA diagnostic trouble code?
To fix P23DA: Check the resistance of the cylinder 3 fuel heater. Inspect wiring and connectors for damage. Check control circuit voltage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P23DA?
Yes, but get it checked soon
How much does it cost to fix P23DA?
The estimated repair cost for P23DA is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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