Code result
P079D
Transmission Friction Element D Slip Detected
High severity
What it means
Same condition as element A slip, applied to friction element D (fourth clutch or band).
Is it safe to drive?
No — stop driving
This code points to a problem that can cause damage or affect safety. Avoid driving and have the vehicle diagnosed promptly.
Most likely causes
Worn friction discs in element D
highOne of the most commonly reported causes for this code — check this first.
Related help
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