P28B7
Cylinder 10 Ion Current Sense Circuit High
P28B7 is an OBD-II diagnostic trouble code meaning: Cylinder 10 Ion Current Sense Circuit High. Common causes: ion current sensor malfunction, open or short circuit in the circuit. Estimated repair cost: $28–89.
Symptoms
- Unstable engine operation
- Increased fuel consumption
- Power Loss
- Check Engine light comes on
- Misfire in cylinder 10
Causes
- Ion current sensor malfunction
- Open or short circuit in the circuit
- Wiring harness damage
- Problems with the ignition coil
- Engine control unit malfunction
How to Fix
- Check the condition of the ion current sensor
- Check the circuit for open and short circuit
- Inspect connectors and wiring harness
- Check the ignition coil
- If necessary, replace the sensor or repair the wiring
Related codes
Error P28B7 by Vehicle Brand
FAQ
What does the P28B7 code mean?
P28B7 is an OBD-II diagnostic trouble code that indicates: Cylinder 10 Ion Current Sense Circuit High
What causes a P28B7 error code?
The most common causes of P28B7 include: Ion current sensor malfunction; Open or short circuit in the circuit; Wiring harness damage; Problems with the ignition coil.
How do I fix a P28B7 diagnostic trouble code?
To fix P28B7: Check the condition of the ion current sensor. Check the circuit for open and short circuit. Inspect connectors and wiring harness. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P28B7?
Limited driving only, diagnose soon
How much does it cost to fix P28B7?
The estimated repair cost for P28B7 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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