P0676 Volvo Cylinder 6 Glow Plug Circuit Fault

Possible causes

– Faulty cylinder #6 glow plug
– Cylinder #6 glow plug harness is open or shroted
– Cylinder #6 glow plug circuit poor electrical connection
– Faulty glow plug module

What about the obd code?

The Engine Control Module (ECM) has detected a fault in the cylinder #6 glow plug circuit

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)
– Lack/Loss of Power
– The engine may be harder to start
– Engine hesitation