Code result
P078E
Shift Timing Solenoid B Intermittent
High severity
What it means
Shift timing solenoid B signal jumps or drops out.
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
Loose connector at the transmission
highOne of the most commonly reported causes for this code — check this first.
Connector with intermittent contact under vibration
lowLess common, but worth ruling out after the more likely causes.
Harness routed against vibrating component
lowLess common, but worth ruling out after the more likely causes.
Related help
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