OBD
P06C7
Cylinder 3 Glow Plug Incorrect
What it means
P06C7 means Cylinder 3 Glow Plug Incorrect.
Check these first
- A wrong glow plug in cylinder 3
- A loose glow plug
- A corroded cylinder 3 connector
- An incorrect glow plug type
- A weak battery
What to do next
- Check the cylinder 3 glow plug part number
- Confirm the glow plug is seated properly
- Inspect the connector
- Match the glow plug to spec
- Replace the glow plug with the correct part
- Clear the code and retest
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Updated
Generic SAE J2012 definition. Last updated 2026-10-10.