P28A7
Cylinder 6 Ion Current Sense Circuit High
P28A7 is an OBD-II diagnostic trouble code meaning: Cylinder 6 Ion Current Sense Circuit High. Common causes: open or short circuit in the ion current circuit, ion current sensor malfunction. Estimated repair cost: $17–89.
Symptoms
- Unstable engine operation
- Increased fuel consumption
- Power Loss
- Check Engine Light Illuminates
- Possible misfires
Causes
- Open or short circuit in the ion current circuit
- Ion current sensor malfunction
- Problems with the engine control unit
- Wiring harness damage
- Contact corrosion
How to Fix
- Check the integrity of the ion current circuit
- Check sensor resistance
- Inspect the wiring harness for damage
- Check contacts for corrosion
- If necessary, replace the sensor or repair the wiring
Related codes
Error P28A7 by Vehicle Brand
FAQ
What does the P28A7 code mean?
P28A7 is an OBD-II diagnostic trouble code that indicates: Cylinder 6 Ion Current Sense Circuit High
What causes a P28A7 error code?
The most common causes of P28A7 include: Open or short circuit in the ion current circuit; Ion current sensor malfunction; Problems with the engine control unit; Wiring harness damage.
How do I fix a P28A7 diagnostic trouble code?
To fix P28A7: Check the integrity of the ion current circuit. Check sensor resistance. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P28A7?
Yes, but get it checked soon
How much does it cost to fix P28A7?
The estimated repair cost for P28A7 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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