P2028
EVAP Fuel Vapor Temperature Sensor Circuit Intermittent
P2028 is an OBD-II diagnostic trouble code meaning: EVAP Fuel Vapor Temperature Sensor Circuit Intermittent. Common causes: damage to the sensor wiring harness, poor contact in the sensor connector. Estimated repair cost: $17–56.
Symptoms
- Check Engine Light Is On
- Slight increase in fuel consumption
- Problems passing the emissions test
- Unstable engine idling (rare)
- Smell of fuel in the cabin (in extreme cases)
Causes
- Damage to the sensor wiring harness
- Poor contact in the sensor connector
- Malfunction of the temperature sensor itself
- Short circuit or open circuit
- Problems with the engine control unit
How to Fix
- Check the integrity of the sensor wiring harness
- Clean and check the contacts in the sensor connector
- Check sensor resistance according to specification
- Replace the fuel vapor temperature sensor if necessary
- Reset the error code and check if it returns
Related codes
Error P2028 by Vehicle Brand
FAQ
What does the P2028 code mean?
P2028 is an OBD-II diagnostic trouble code that indicates: EVAP Fuel Vapor Temperature Sensor Circuit Intermittent
What causes a P2028 error code?
The most common causes of P2028 include: Damage to the sensor wiring harness; Poor contact in the sensor connector; Malfunction of the temperature sensor itself; Short circuit or open circuit.
How do I fix a P2028 diagnostic trouble code?
To fix P2028: Check the integrity of the sensor wiring harness. Clean and check the contacts in the sensor connector. Check sensor resistance according to specification. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2028?
Yes, but get it checked soon
How much does it cost to fix P2028?
The estimated repair cost for P2028 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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