Code result
P068D
Cylinder 7 Glow Plug Control Circuit High
Moderate severity
What it means
The control line for the glow plug on cylinder 7 is open or shorted to supply - the plug cannot be heated.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Open in plug or wiring
highOne of the most commonly reported causes for this code — check this first.
Connector pins corroded - high contact resistance
lowLess common, but worth ruling out after the more likely causes.
Supply wire pinched against B+ source
lowLess common, but worth ruling out after the more likely causes.
Related help
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