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P0673 - Cylinder 3 Glow Plug Circuit Fault

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Possible causes
- Faulty cylinder #3 glow plug
- Cylinder #3 glow plug harness is open or shroted
- Cylinder #3 glow plug circuit poor electrical connection
- Faulty glow plug module
Help with this
When is the code detected?
The Engine Control Module (ECM) has detected a fault in the cylinder #3 glow plug circuit
- Engine Light ON (or Service Engine Soon Warning Light)
- Lack/Loss of Power
- The engine may be harder to start
- Engine hesitation
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Engine Light ON?

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